/**************************************************************************
* SAE - Scripted Amiga Emulator
*
* 2012-2015 Rupert Hausberger
*
* https://github.com/naTmeg/ScriptedAmigaEmulator
*
***************************************************************************
* Note: This file does not contain any emulator-code. 
* It is just for the SAE-calls and some GUI-stuff...
* 
**************************************************************************/

const URL_TEAM_HOI = '<a href="javascript:openNewTab(\'http://www.sevensheaven.nl\')">Team Hoi</a>';
const URL_RETROGURU = '<a href="javascript:openNewTab(\'http://www.retroguru.com\')">retroguru</a>';
const URL_LOEWENSTEIN = '<a href="javascript:openNewTab(\'http://www.richard-loewenstein.de\')">Richard Löwenstein</a>';

const db = [
	/* name company year [disks] [change, turbo] [en,f1,f2,map] load [keys] immediate */			
	[
		['Air Ace II', ['SEUCK', '-', 'Public Domain'], '1989',
			['Air Ace II.adf', false, false, false], [false, true],
			[true, 16, 17, false], ['...takes very long.'], [], false 
		],
		['Asteroids', ['Vertical Developments', '-', 'Public Domain'], '1979',
			['Asteroids.adf', false, false, false], [false, true],
			[true, 16, 17, false], [], [], false 
		],
		['Crazy Sue', ['Jumpshoe, Hironymous', '-', 'Public Domain'], '1991',
			['Crazy Sue.adf', false, false, false], [false, true],
			[true, 16, 17, false], ['...can take some time.'], [], false 
		],
		['Deluxe Galaga 2.4', ['Edgar Vigdal', '-', 'Freeware'], '1994',
			['Deluxe Galaga.adf', false, false, false], [false, true],
			[true, 16, 17, false], [], [], false 
		],
		['Hoi', [URL_TEAM_HOI, 'Hollyware', 'Freeware'], '1992',
			['Hoi (Disk 1).adf',
			'Hoi (Disk 2).adf', false, false], [true, true],
			[true, 16, 17, false], ['Press the LMB to skip the intro and insert the 2nd disk manually.<br /><br />'+
			'<span title="After the disk-change, place the \'LVL\'-pointer in the far lower right of the green quarter screen. The bottom \'L\' must be positioned in the corner precisely. Click the LMB, then shift the \'LVL\' pointer to the absolute top left of the screen (as far as it can be moved in that direction). Click the LMB again. Any of the first four levels may now be selected for game play. Press the F4 key during game play for twelve lives. Note: Level 5 can only be accessed by completing level 4.">Cheat (move mouse-over)</span>'], [], false 			
		],
		['Norse Gods', [URL_LOEWENSTEIN, '-', 'Freeware'], '1991',
			['Norse Gods.adf', false, false, false], [false, true],
			[true, 16, 17, false], [], [], false 
		],
		['Pollymorf', ['Andrew Campbell', '-', 'Public Domain'], '1993',
			['Pollymorf.adf', false, false, false], [false, true],
			[true, 16, 17, false], ['...takes some time, just wait.'], [], false 
		],
		/*['Rectum', ['Mathias Olsson', '-', 'Freeware'], '1992',
			['Rectum.adf', false, false, false], [false, true],
			[true, 16, 17, false], ['Press the LMB to skip the intro...'], [], false 
		],*/
		['Sqrxz', [URL_RETROGURU, '-', 'Freeware'], '2012',
			['sqrxz.adf', false, false, false], [false, true],
			[true, 16, 17, false], ['The color-stripes are normal, just wait...'], [], false 
		],
		['Sqrxz 2', [URL_RETROGURU, '-', 'Freeware'], '2012',
			['sqrxz2.adf', false, false, false], [false, true],
			[true, 16, 17, false], ['After the start, click the RMB for the trainer menu.<br />The color-stripes are normal, just wait...'], [], false 
		],
		['Super Obliteration', ['David Papworth', '-', 'Freeware'], '1993',
			['Super Obliteration.adf', false, false, false], [false, true],
			[true, 16, 17, false], [], [], false 
		],
		['Tanx', ['Robertz Gaz', '-', 'Public Domain'], '1991',
			['Tanx.adf', false, false, false], [false, true],
			[true, 16, 17, false], [], [], false 
		]
	],
	[
		['242', 'Virtual Dreams', '1992',
			['242.adf',false,false,false], [false, true],
			[true, 16, 17, false], [], [], false
		], 
		['9 Fingers', 'Spaceballs', '1993',
			['9 Fingers (Disk 1).adf',
			'9 Fingers (Disk 2).adf',false,false], [false, false],
			[true, 16, 17, false], [], [], false
		], 
		['Alpha and Omega', 'Pure Metal Coders', '1991',
			['Alpha and Omega.adf',
			false,false,false], [false, false],
			[true, 16, 17, false], [], [], false
		], 
		['Copper Master', 'Angels', '1990',
			['Copper Master.adf',false,false,false], [false, true],
			[true, 16, 17, false], [], [], false
		], 
		['Deja Vu', 'Anarchy', '1992',
			['Deja Vu.adf',false,false,false], [false, true],
			[true, 16, 17, false], [], [], false
		], 
		['Elysium', 'Sanity', '1991',
			['Elysium.adf',false,false,false], [false, true],
			[true, 16, 17, false], [], [], false
		], 
		/*crash ['Ecliptica', 'TRSI', '1991',
			['Ecliptica.adf',false,false,false], [false, true],
			[true, 16, 17, false], [], [], false
		],*/ 
		['Enigma', 'Phenomena', '1991',
			['Enigma.adf',false,false,false], [false, true],
			[true, 16, 17, false], [], [], false
		], 
		['Global Trash', 'Silents', '1992',
			['Global Trash.adf',false,false,false], [false, true],
			[true, 16, 17, false], [], [], false
		], 
		['Hardwired', 'Crionics, Silents', '1992',
			['Hardwired (Disk 1).adf',
			'Hardwired (Disk 2).adf',
			false,false], [true, true],
			[true, 16, 17, false],
			['Insert the 2nd disk manually and<br />click the RMB when done.'], [], true
		], 
		['HipHop Hater', 'Mathias Olsson', '1991',
			['HipHop Hater.adf',false,false,false], [false, true],
			[true, 16, 17, false], [], [], false
		], 
		['Ice', 'Silents', '1991',
			['Ice.adf',false,false,false], [false, true],
			[true, 16, 17, false], ['Press LMB at the intro-screen'], [], false
		], 
		['Lost World', 'Balance DK', '1992',
			['Lost World.adf',false,false,false], [false, true],
			[true, 16, 17, false], ['Press LMB at the intro-screen'], [], false
		], 
		['Mental Hangover', 'Scoopex', '1992',
			['Mental Hangover.adf',false,false,false], [false, true],
			[true, 16, 17, false], [], [], false
		], 
		['Multica', 'Andromeda', '1992',
			['Multica.adf',false,false,false], [false, true],
			[true, 16, 17, false], ['Press LMB at the intro-screen'], [], false
		], 
		['Project-X (demo rolling)', 'Team 17', '1992',
			['Project-X (demo-rolling).adf',false,false,false], [false, true],
			[true, 16, 17, false], [], [['Skip level','Fire']], false
		], 
		['Rampage', 'TEK', '1994',
			['Rampage.adf',false,false,false], [false, false],
			[true, 16, 17, false], ['Press LMB at the intro-screen'], [], false
		], 
		['State of the Art', 'Spaceballs', '1992',
			['State of the Art.adf',false,false,false], [false, true],
			[true, 16, 17, false], [], [], false
		], 
		['Static Chaos', 'Silents', '1992',
			['Static Chaos.adf',false,false,false], [false, true],
			[true, 16, 17, false], [], [], false
		], 
		['Technological Death', 'Mad Elks', '1993',
			['Technological Death.adf',false,false,false], [false, true],
			[true, 16, 17, false], [], [], true
		], 
		['Total Destruction', 'Crionics', '1990',
			['Total Destruction.adf',false,false,false], [false, true],
			[true, 16, 17, false], [], [], false
		], 
		['Wayfarer', 'Spaceballs', '1992',
			['Wayfarer.adf',false,false,false], [false, true],
			[true, 16, 17, false], [], [], false
		], 
		['World of Commodore', 'Sanity', '1992',
			['World of Commodore.adf',false,false,false], [false, true],
			[true, 16, 17, false], [], [], false
		] 
	]
];
var dbGrp = 0;
var dbNum = 0;
		
const aros_rom_file = 'aros-amiga-m68k-rom.bin';
const aros_rom_url = 'http://'+window.location.hostname+'/db/'+aros_rom_file;
const aros_rom_size = 0x80000;
const aros_rom_crc = 0xbe091f38; //0x48dfadd; //0xea48b4d1

const aros_ext_file = 'aros-amiga-m68k-ext.bin';
const aros_ext_url = 'http://'+window.location.hostname+'/db/'+aros_ext_file;
const aros_ext_size = 0x80000;
const aros_ext_crc = 0x3f3fdce0; //0xaaf211d6; //0x60871435

var mode = 0;
var paused = false;
var dskchg = false;
var dskchgList = [];

var cache = null;
var info = null;
var config = null;

/*-----------------------------------------------------------------------*/

function urldecode(url) {
	return decodeURIComponent(url.replace(/\+/g, ' '));
}

function dechex(dec) { 
	return dec.toString(16);
}
	
function Cache() {
	var roms = [null,null];
	var disks = [];

	this.loadRom = function (num) {
		if (roms[num]) {
			console.log('loadRom.loadRom() %d is cached', num);
			return roms[num];
		}
		console.log('loadRom.loadRom() downloading %d', num);

		var url, size, crc;
		switch (num) {
			case 0:
				url = aros_rom_url;
				size = aros_rom_size;
				crc = aros_rom_crc;
				break;
			case 1:
				url = aros_ext_url;
				size = aros_ext_size;
				crc = aros_ext_crc;
				break;
		}
		var data = loadRemoteSync(url);
		if (typeof(data) == 'number') {
			alert('Can\'t download ' + url + ' (http status: ' + data + ')');
		} else {
			if (data.length == size) {
				//console.log(dechex(crc32(data)));
				if (crc32(data) == crc) {
					roms[num] = data;
					return data;
				} else
					alert('Wrong checksum for ' + url + ' (is $' + dechex(crc32(data)) + ', should $' + dechex(crc) + ')\n\nFlush the browser-cache with "Ctrl+Shift+Del" and press F5 to reload...');
			} else
				alert('Wrong file-length for ' + url + ' (' + size + ')');
		}
		return null;
	};
	
	this.loadDisk = function(url) {
		for (var i = 0; i < disks.length; i++) {
			if (disks[i][0] == url) {
				console.log('Cache.loadDisk() %s is cached', url);
				return disks[i][1];
			}
		}
		console.log('Cache.loadDisk() downloading %s', url);

		var size = 0xdc000, crc = false;
		var data = loadRemoteSync(url);
		if (typeof(data) == 'number') {
			alert('Can\'t download '+url+' (http status: '+data+')');				
		} else {
			if (data.length == size) {
				if (crc === false || crc32(data) == crc) { 
					disks.push([url, data]);
					return data;
				} else
					alert('Wrong checksum for '+url+' (is $'+dechex(crc32(data))+', should $'+dechex(crc)+')'); 
			} else
				alert('Wrong file-length for '+url+' ('+size+')');					
		} 					
		return null;
	}			
}

/*-----------------------------------------------------------------------*/
/* utils */
		
/*function dump(obj) {
	var out = '';
	if (obj) {
		for (var i in obj) {
			out += i + ': ' + obj[i] + '\n';
		}         
	}
	alert(out);
}*/

function crc32(str, crc) {

	const tab =
	'00000000 77073096 EE0E612C 990951BA 076DC419 706AF48F E963A535 9E6495A3 '+
	'0EDB8832 79DCB8A4 E0D5E91E 97D2D988 09B64C2B 7EB17CBD E7B82D07 90BF1D91 '+
	'1DB71064 6AB020F2 F3B97148 84BE41DE 1ADAD47D 6DDDE4EB F4D4B551 83D385C7 '+
	'136C9856 646BA8C0 FD62F97A 8A65C9EC 14015C4F 63066CD9 FA0F3D63 8D080DF5 '+ 
	'3B6E20C8 4C69105E D56041E4 A2677172 3C03E4D1 4B04D447 D20D85FD A50AB56B '+ 
	'35B5A8FA 42B2986C DBBBC9D6 ACBCF940 32D86CE3 45DF5C75 DCD60DCF ABD13D59 '+ 
	'26D930AC 51DE003A C8D75180 BFD06116 21B4F4B5 56B3C423 CFBA9599 B8BDA50F '+ 
	'2802B89E 5F058808 C60CD9B2 B10BE924 2F6F7C87 58684C11 C1611DAB B6662D3D '+ 
	'76DC4190 01DB7106 98D220BC EFD5102A 71B18589 06B6B51F 9FBFE4A5 E8B8D433 '+ 
	'7807C9A2 0F00F934 9609A88E E10E9818 7F6A0DBB 086D3D2D 91646C97 E6635C01 '+
	'6B6B51F4 1C6C6162 856530D8 F262004E 6C0695ED 1B01A57B 8208F4C1 F50FC457 '+ 
	'65B0D9C6 12B7E950 8BBEB8EA FCB9887C 62DD1DDF 15DA2D49 8CD37CF3 FBD44C65 '+ 
	'4DB26158 3AB551CE A3BC0074 D4BB30E2 4ADFA541 3DD895D7 A4D1C46D D3D6F4FB '+ 
	'4369E96A 346ED9FC AD678846 DA60B8D0 44042D73 33031DE5 AA0A4C5F DD0D7CC9 '+ 
	'5005713C 270241AA BE0B1010 C90C2086 5768B525 206F85B3 B966D409 CE61E49F '+ 
	'5EDEF90E 29D9C998 B0D09822 C7D7A8B4 59B33D17 2EB40D81 B7BD5C3B C0BA6CAD '+ 
	'EDB88320 9ABFB3B6 03B6E20C 74B1D29A EAD54739 9DD277AF 04DB2615 73DC1683 '+ 
	'E3630B12 94643B84 0D6D6A3E 7A6A5AA8 E40ECF0B 9309FF9D 0A00AE27 7D079EB1 '+ 
	'F00F9344 8708A3D2 1E01F268 6906C2FE F762575D 806567CB 196C3671 6E6B06E7 '+ 
	'FED41B76 89D32BE0 10DA7A5A 67DD4ACC F9B9DF6F 8EBEEFF9 17B7BE43 60B08ED5 '+ 
	'D6D6A3E8 A1D1937E 38D8C2C4 4FDFF252 D1BB67F1 A6BC5767 3FB506DD 48B2364B '+ 
	'D80D2BDA AF0A1B4C 36034AF6 41047A60 DF60EFC3 A867DF55 316E8EEF 4669BE79 '+
	'CB61B38C BC66831A 256FD2A0 5268E236 CC0C7795 BB0B4703 220216B9 5505262F '+ 
	'C5BA3BBE B2BD0B28 2BB45A92 5CB36A04 C2D7FFA7 B5D0CF31 2CD99E8B 5BDEAE1D '+ 
	'9B64C2B0 EC63F226 756AA39C 026D930A 9C0906A9 EB0E363F 72076785 05005713 '+ 
	'95BF4A82 E2B87A14 7BB12BAE 0CB61B38 92D28E9B E5D5BE0D 7CDCEFB7 0BDBDF21 '+ 
	'86D3D2D4 F1D4E242 68DDB3F8 1FDA836E 81BE16CD F6B9265B 6FB077E1 18B74777 '+ 
	'88085AE6 FF0F6A70 66063BCA 11010B5C 8F659EFF F862AE69 616BFFD3 166CCF45 '+ 
	'A00AE278 D70DD2EE 4E048354 3903B3C2 A7672661 D06016F7 4969474D 3E6E77DB '+ 
	'AED16A4A D9D65ADC 40DF0B66 37D83BF0 A9BCAE53 DEBB9EC5 47B2CF7F 30B5FFE9 '+ 
	'BDBDF21C CABAC28A 53B39330 24B4A3A6 BAD03605 CDD70693 54DE5729 23D967BF '+ 
	'B3667A2E C4614AB8 5D681B02 2A6F2B94 B40BBE37 C30C8EA1 5A05DF1B 2D02EF8D';

	if (crc == window.undefined) crc = 0;

	crc = crc ^ (-1);
	for (var i = 0, len = str.length; i < len; i++)
		crc = (crc >>> 8) ^ parseInt(tab.substr(((crc ^ str.charCodeAt(i)) & 0xff) * 9, 8), 16);
	crc = crc ^ (-1);
	
	return crc < 0 ? crc + 0x100000000 : crc;
}

function getSelectValue(e) {
	for (var i = 0; i < e.length; i++) {
		if (e[i].selected) return e[i].value;
	}
	return false;
}
function unselect(e) {
	for (var i = 0; i < e.length; i++) {
		if (e[i].selected) {
			e[i].selected = false;
			break;
		}
	}
}
		
function styleDisplayBlock(id, show) {
	var e = document.getElementById(id);
	e.style.display = show ? 'block' : 'none';		
}	
function styleDisplayInline(id, show) {
	var e = document.getElementById(id);
	e.style.display = show ? 'inline' : 'none';		
}	
function styleDisplayTable(id, show) {
	var e = document.getElementById(id);
	e.style.display = show ? 'table' : 'none';		
}	
function styleDisplayTableRow(id, show) {
	var e = document.getElementById(id);
	e.style.display = show ? 'table-row' : 'none';		
}	
function disabled(id, d) {
	document.getElementById(id).disabled = d ? 'disabled' : '';				
}	
	
/*function toggleFullScreen() {
  if ((document.fullScreenElement && document.fullScreenElement !== null) ||    // alternative standard method
		(!document.mozFullScreenElement && !document.webkitFullScreenElement)) {  // current working methods
	 if (document.documentElement.requestFullScreen) {
		document.documentElement.requestFullScreen();
	 } else if (document.documentElement.mozRequestFullScreen) {
		document.documentElement.mozRequestFullScreen();
	 } else if (document.documentElement.webkitRequestFullScreen) {
		document.documentElement.webkitRequestFullScreen(Element.ALLOW_KEYBOARD_INPUT);
	 }
  } else {
	 if (document.cancelFullScreen) {
		document.cancelFullScreen();
	 } else if (document.mozCancelFullScreen) {
		document.mozCancelFullScreen();
	 } else if (document.webkitCancelFullScreen) {
		document.webkitCancelFullScreen();
	 }
  }
}*/

/*function loadLocalId(id, callback) {
	var e = document.getElementById(id).files[0];
	var reader = new FileReader();
	reader.onload = callback;
	reader.readAsBinaryString(e);
}*/
function loadLocal(e, callback) {
	var reader = new FileReader();
	reader.onload = callback;
	reader.readAsBinaryString(e);
}

/*function loadRemote(url, size, crc, callback) {
	var req = new XMLHttpRequest();
	req.open('GET', url, true);	
	req.overrideMimeType('text\/plain; charset=x-user-defined');
	req.onreadystatechange = function (e) {
		if (req.readyState == 4) {
			if (req.status == 200) {
				if (req.responseText.length == size) {
					if (crc === false || crc32(req.responseText) == crc)
						callback(0, req.responseText);
					else
						callback(1, crc32(req.responseText));
				} else
					callback(2, req.responseText.length);
			} else
				callback(3, req.status);
		}
	};
	req.send(null);			
}*/
function loadRemoteSync(url) {
	var req = new XMLHttpRequest();
	req.open('GET', url, false);	
	req.overrideMimeType('text\/plain; charset=x-user-defined');
	req.send(null);		
	return req.status == 200 ? req.responseText : parseInt(req.status);	
}

/*-----------------------------------------------------------------------*/
/* simple config */

function setSimpleConfig() {
	//document.getElementById('info_name').innerHTML = info.browser_name+' '+info.browser_version+' ('+info.os+')';
	/*var e = document.getElementById('info_video');
	if (info.video) {
		var t = '';
		if (info.video & SAEI_Video_WebGL) t += 'WebGL, '; 		
		if (info.video & SAEI_Video_Canvas2D) t += 'Canvas, '; 
		e.innerHTML = t.substr(0, t.length - 2);
		e.style.color = (info.video & SAEI_Video_WebGL) ? 'green' : 'orange';
	} else {
		e.innerHTML = 'None';
		e.style.color = 'orange';		
	}
	e = document.getElementById('info_audio');
	if (info.audio) {
		var t = '';
		if (info.audio & SAEI_Audio_Webkit) t += 'Webkit, '; 		
		if (info.audio & SAEI_Audio_Mozilla) t += 'Mozilla, '; 
		e.innerHTML = t.substr(0, t.length - 2);
		e.style.color = 'green';
	} else {
		e.innerHTML = 'None';
		e.style.color = 'orange';		
	}
	e = document.getElementById('info_version').innerHTML = info.version;*/	
	
		
	var s = document.getElementById('cfg_game');
	if (s.length == 1) {
		for (var i = 0; i < db[0].length; i++) {	
			var e = document.createElement('option');
			e.value = String(1 + i);
			e.text = db[0][i][0];
			s.add(e, null);
		}
	}		
	s = document.getElementById('cfg_demo');
	if (s.length == 1) {
		for (var i = 0; i < db[1].length; i++) {	
			var e = document.createElement('option');
			e.value = String(1 + i);
			e.text = db[1][i][0];
			s.add(e, null);
		}		
	}	
	styleDisplayBlock('config_simple', 1);
	document.getElementById('cfg_audio_enabled_1').checked = config.audio.enabled;
	document.getElementById('cfg_video_enabled_1').checked = config.video.enabled;
	document.getElementById('cfg_video_skip_1').checked = config.video.framerate != 1;	
	document.getElementById('cfg_video_scale_1').checked = false;
	unselect(document.getElementById('cfg_demo'));		
	unselect(document.getElementById('cfg_game'));		
	styleDisplayTable('cfg_info', 0);
	
	styleDisplayInline('dskchg_grp', 0);
}

function getSimpleFloppy() {
	//console.log('loadDisks() %d %d', dbGrp, dbNum);
	
	if (dbNum == 0) { /* nothing selected */
		config.floppy.drive[0].type = SAEV_Config_Floppy_Type_35_DD;
		config.floppy.drive[0].name = null;						
		config.floppy.drive[0].data = null;
		config.floppy.drive[1].type = SAEV_Config_Floppy_Type_None;
		config.floppy.drive[1].name = null;						
		config.floppy.drive[1].data = null;
		config.floppy.drive[2].type = SAEV_Config_Floppy_Type_None;
		config.floppy.drive[2].name = null;						
		config.floppy.drive[2].data = null;
		config.floppy.drive[3].type = SAEV_Config_Floppy_Type_None;
		config.floppy.drive[3].name = null;						
		config.floppy.drive[3].data = null;
		config.floppy.speed = SAEV_Config_Floppy_Speed_Original;
		return true;
	}

	if (db[dbGrp - 1][dbNum - 1] == window.undefined) {
		//alert('bug!');
		return false;
	}
	var item = db[dbGrp - 1][dbNum - 1];
	var baseUrl = 'http://'+window.location.hostname+'/db/';
	if (dbGrp == 1) baseUrl += 'games/';
	else if (dbGrp == 2) baseUrl += 'demos/';


	dskchgList = [];
	if (item[4][0]) {
		var i, filename, url;

		for (i = 0; i < 4; i++) {
			filename = item[3][i];
			if (filename !== false) {
				filename = filename.substr(0, filename.search('.adf'));
				dskchgList.push(filename);
			}
		}
		filename = item[3][0];
		url = baseUrl + filename;
		if ((config.floppy.drive[0].data = cache.loadDisk(url)) !== null) {
			config.floppy.drive[0].type = SAEV_Config_Floppy_Type_35_DD;
			config.floppy.drive[0].name = filename;
		} else
			return false;

		for (i = 1; i < 4; i++) {
			filename = item[3][i];
			if (filename !== false) {
				url = baseUrl + filename;
				if (cache.loadDisk(url) === null) 
					return false;
			}			
			config.floppy.drive[i].type = SAEV_Config_Floppy_Type_None;
			config.floppy.drive[i].name = null;						
			config.floppy.drive[i].data = null;
		}
	} else {
		for (var i = 0; i < 4; i++) {
			var filename = item[3][i];
			if (filename !== false) {
				var url = baseUrl + filename;
				if ((config.floppy.drive[i].data = cache.loadDisk(url)) !== null) {
					config.floppy.drive[i].type = SAEV_Config_Floppy_Type_35_DD;
					config.floppy.drive[i].name = filename;
				} else
					return false;
			} else {
				config.floppy.drive[i].type = SAEV_Config_Floppy_Type_None;
				config.floppy.drive[i].name = null;						
				config.floppy.drive[i].data = null;
			}
		}		
	}
	config.floppy.speed = item[4][1] ? SAEV_Config_Floppy_Speed_Turbo : SAEV_Config_Floppy_Speed_Original;
	
	return true;						
}		
function getSimpleConfig() {
	var item = dbNum > 0 ? db[dbGrp - 1][dbNum - 1] : null;

	config.cpu.speed = SAEV_Config_CPU_Speed_Original;
	config.cpu.compatible = true;

	config.chipset.mask = SAEV_Config_Chipset_Mask_OCS;
	config.chipset.agnus_dip = false; /* A1000 */
	config.chipset.collision_level = (item !== null && item[0] == 'Deluxe Galaga 2.4') ? SAEV_Config_Chipset_ColLevel_Sprite_Playfield : SAEV_Config_Chipset_ColLevel_None;

	config.blitter.immediate = (item !== null && item[8]) ? true : false;
	config.blitter.waiting = config.blitter.immediate ? 0 : 1;
	
	config.ram.chip.size = SAEV_Config_RAM_Chip_Size_512K;
	config.ram.slow.size = SAEV_Config_RAM_Slow_Size_512K;
	config.ram.fast.size = SAEV_Config_RAM_Fast_Size_1M;

	config.rom.name = aros_rom_file;
	config.rom.size = SAEV_Config_ROM_Size_512K;
	if ((config.rom.data = cache.loadRom(0)) === null)
		return false;	
	
	config.ext.name = aros_ext_file;
	config.ext.size = SAEV_Config_EXT_Size_512K;
	config.ext.addr = SAEV_Config_EXT_Addr_E0;
	if ((config.ext.data = cache.loadRom(1)) === null)
		return false;	
	
	if (!getSimpleFloppy())
		return false;
			
	config.audio.enabled = document.getElementById('cfg_audio_enabled_1').checked ? true : false;
	if (config.audio.enabled) {
		config.audio.mode = SAEV_Config_Audio_Mode_Play_Best;
		config.audio.channels = SAEV_Config_Audio_Channels_Stereo;
	}
	/*if (info.audio == 0) {
		config.audio.enabled = false;
		document.getElementById('cfg_audio_enabled_1').checked = config.audio.enabled;
	}*/
		
	config.video.id = 'myVideo';
	config.video.enabled = document.getElementById('cfg_video_enabled_1').checked ? true : false;
	config.video.scale = document.getElementById('cfg_video_scale_1').checked ? true : false;
	config.video.framerate = document.getElementById('cfg_video_skip_1').checked ? 2 : 1;
	config.video.ntsc = false;

	config.keyboard.enabled = true;
	config.keyboard.mapShift = (item !== null && item[5][3]) ? true : false;

	config.ports[0].type = SAEV_Config_Ports_Type_Mouse;
	/*config.ports[0].type = SAEV_Config_Ports_Type_Joy0;
	config.ports[0].move = ;
	config.ports[0].fire[0] = ;
	config.ports[0].fire[1] = ;*/
	if (item !== null && item[5][0]) {
		config.ports[1].type = SAEV_Config_Ports_Type_Joy1;
		config.ports[1].move = SAEV_Config_Ports_Move_Arrows;
		config.ports[1].fire[0] = item[5][1];
		config.ports[1].fire[1] = item[5][2];
	} else {
		config.ports[1].type = SAEV_Config_Ports_Type_None;
		config.ports[1].move = SAEV_Config_Ports_Move_None;
		config.ports[1].fire[0] = SAEV_Config_Ports_Fire_None;
		config.ports[1].fire[1] = SAEV_Config_Ports_Fire_None;		
	}
	config.serial.enabled = false;

	config.hooks.error = hooks_error;
	config.hooks.power_led = hooks_power_led;
	config.hooks.floppy_motor = hooks_floppy_motor;
	config.hooks.floppy_step = hooks_floppy_step;
	config.hooks.fps = hooks_fps;
	config.hooks.cpu = hooks_cpu;
	
	return true;	
}	

/*-----------------------------------------------------------------------*/
/* advanced config */

function setRomName(name) {
	document.getElementById('cfg_rom_name').className = name === null ? 'red' : '';
	document.getElementById('cfg_rom_name').innerHTML = name === null ? 'unset (required)' : name;
}
function setExtName(name) {
	document.getElementById('cfg_ext_name').className = name === null ? 'gray' : '';
	document.getElementById('cfg_ext_name').innerHTML = name === null ? 'unset (optional)' : name;
}
function setFloppyName(n, name) {
	document.getElementById('cfg_df'+n+'_name').className = name === null ? 'gray' : '';
	document.getElementById('cfg_df'+n+'_name').innerHTML = name === null ? 'unset (optional)' : name;
}

function setFireButton(id, fire) {
	var e = document.getElementById(id);
	switch (fire) {
		case 0: e[0].selected = true; break;
		case 16: e[1].selected = true; break;
		case 17: e[2].selected = true; break;
		case 13: e[3].selected = true; break;
		case 32: e[4].selected = true; break;
		case 8: e[5].selected = true; break;
		case 96: e[6].selected = true; break;
		case 106: e[7].selected = true; break;
		case 107: e[8].selected = true; break;
		case 109: e[9].selected = true; break;
		case 110: e[10].selected = true; break;
		case 111: e[11].selected = true; break;
		case 46: e[12].selected = true; break;
		case 45: e[13].selected = true; break;
		case 34: e[14].selected = true; break;
		case 33: e[15].selected = true; break;
		case 35: e[16].selected = true; break;
		case 36: e[17].selected = true; break;
		case 19: e[18].selected = true; break;
		case 144: e[19].selected = true; break;
		case 145: e[20].selected = true; break;
		case 49: e[21].selected = true; break;
		case 50: e[22].selected = true; break;
	}
}

function fireButtonName(fire) {
	switch (fire) {
		case 0: return 'None';
		case 16: return 'Shift'; 
		case 17: return 'Ctrl'; 
		case 13: return 'Enter'; 
		case 32: return 'Space'; 
		case 8: return 'Backspace'; 
		case 96: return 'Numpad 0'; 
		case 106: return 'Numpad *'; 
		case 107: return 'Numpad '; 
		case 109: return 'Numpad -'; 
		case 110: return 'Numpad .'; 
		case 111: return 'Numpad /'; 
		case 46: return 'Delete'; 
		case 45: return 'Insert'; 
		case 34: return 'Page down'; 
		case 33: return 'Page up'; 
		case 35: return 'End'; 
		case 36: return 'Home'; 
		case 19: return 'Pause'; 
		case 144: return 'Num lock'; 
		case 145: return 'Scroll lock';
		case 49: return '1';
		case 50: return '2';
		default: return 'ERROR';
	}
}

function setFloppy(n) {	
	if (config.floppy.drive[n].type != SAEV_Config_Floppy_Type_None) {
		document.getElementById('cfg_df'+n+'_enabled').checked = true;
		switch (config.floppy.drive[n].type) {
			case SAEV_Config_Floppy_Type_35_DD:	document.getElementById('cfg_df'+n+'_type')[0].selected = true; break;
			case SAEV_Config_Floppy_Type_35_HD:	document.getElementById('cfg_df'+n+'_type')[1].selected = true; break;
			case SAEV_Config_Floppy_Type_525_SD: document.getElementById('cfg_df'+n+'_type')[2].selected = true; break;
		}
		if (config.floppy.drive[n].name) {
			setFloppyName(n, config.floppy.drive[n].name);
			styleDisplayInline('cfg_df'+n+'_eject', 1); 	
		} else {
			setFloppyName(n, null);
			styleDisplayInline('cfg_df'+n+'_eject', 0); 	
		}
		styleDisplayInline('cfg_df'+n+'_grp', 1); 	
	} else {
		document.getElementById('cfg_df'+n+'_enabled').checked = false;		
		styleDisplayInline('cfg_df'+n+'_grp', 0); 	
	}	
	switch (config.floppy.speed) {
		case SAEV_Config_Floppy_Speed_Turbo: document.getElementById('cfg_floppy_speed')[0].selected = true; break;
		case SAEV_Config_Floppy_Speed_Original: document.getElementById('cfg_floppy_speed')[1].selected = true; break;
		case 200: document.getElementById('cfg_floppy_speed')[2].selected = true; break;
		case 500: document.getElementById('cfg_floppy_speed')[3].selected = true; break;
		case 1000: document.getElementById('cfg_floppy_speed')[4].selected = true; break;
	}
}

function setConfig() {	
	var e = document.getElementById('cfg_cpu_speed');
	switch (config.cpu.speed) {
		case SAEV_Config_CPU_Speed_Original: e[0].selected = true; break;
		case SAEV_Config_CPU_Speed_Maximum: e[1].selected = true; break;
	}	
	
	e = document.getElementById('cfg_chipset_type');
	switch (config.chipset.mask) {
		case SAEV_Config_Chipset_Mask_OCS: e[0].selected = true; break;
		case SAEV_Config_Chipset_Mask_ECS_AGNUS: e[1].selected = true; break;
		case SAEV_Config_Chipset_Mask_ECS_DENISE: e[2].selected = true; break
	}
	document.getElementById('cfg_chipset_cl_enabled').checked = config.chipset.collision_level != SAEV_Config_Chipset_ColLevel_None;		
	switch (config.chipset.collision_level) {
		case SAEV_Config_Chipset_ColLevel_Sprite_Sprite: document.getElementById('cfg_chipset_cl')[0].selected = true; break;
		case SAEV_Config_Chipset_ColLevel_Sprite_Playfield: document.getElementById('cfg_chipset_cl')[1].selected = true; break;
		case SAEV_Config_Chipset_ColLevel_Full: document.getElementById('cfg_chipset_cl')[2].selected = true; break;
	}
	document.getElementById('cfg_chipset_agnus_dip').checked = config.chipset.agnus_dip != 0;	
	document.getElementById('cfg_blitter_immediate').checked = config.blitter.immediate != 0;	
	styleDisplayInline('cfg_chipset_cl_grp', config.chipset.collision_level != SAEV_Config_Chipset_ColLevel_None);

	var e = document.getElementById('cfg_mem_chip');
	switch (config.ram.chip.size) {
		case SAEV_Config_RAM_Chip_Size_256K: e[0].selected = true; break;
		case SAEV_Config_RAM_Chip_Size_512K: e[1].selected = true; break;
		case SAEV_Config_RAM_Chip_Size_1M: e[2].selected = true; break;
		case SAEV_Config_RAM_Chip_Size_2M: e[3].selected = true; break;
	}
	e = document.getElementById('cfg_mem_slow');
	switch (config.ram.slow.size) {
		case SAEV_Config_RAM_Slow_Size_None: e[0].selected = true; break;
		case SAEV_Config_RAM_Slow_Size_256K: e[1].selected = true; break;
		case SAEV_Config_RAM_Slow_Size_512K: e[2].selected = true; break;
		case SAEV_Config_RAM_Slow_Size_1M: e[3].selected = true; break;
		case SAEV_Config_RAM_Slow_Size_1536K: e[4].selected = true; break;
	}
	e = document.getElementById('cfg_mem_fast');
	switch (config.ram.fast.size) {
		case SAEV_Config_RAM_Fast_Size_None: e[0].selected = true; break;
		case SAEV_Config_RAM_Fast_Size_512K: e[1].selected = true; break;
		case SAEV_Config_RAM_Fast_Size_1M: e[2].selected = true; break;
		case SAEV_Config_RAM_Fast_Size_2M: e[3].selected = true; break;
		case SAEV_Config_RAM_Fast_Size_4M: e[4].selected = true; break;
		case SAEV_Config_RAM_Fast_Size_8M: e[5].selected = true; break;
	}
	
	setRomName(config.rom.size ? config.rom.name : null);
	
	if (config.ext.size) {
		setExtName(config.ext.name);
		styleDisplayInline('cfg_ext_remove', 1);
		switch (config.ext.addr) {
			case SAEV_Config_EXT_Addr_E0: document.getElementById('cfg_ext_addr')[0].selected = true; break;
			case SAEV_Config_EXT_Addr_F0: document.getElementById('cfg_ext_addr')[1].selected = true; break;
		}
		styleDisplayTableRow('cfg_ext_addr_grp', 1); 			
	} else {
		setExtName(null);
		styleDisplayInline('cfg_ext_remove', 0);
		styleDisplayTableRow('cfg_ext_addr_grp', 0);		
	}
	
	for (var i = 0; i < 4; i++)
		setFloppy(i); 
	
	document.getElementById('cfg_audio_enabled').checked = config.audio.enabled;	
	switch (config.audio.mode) {
		case SAEV_Config_Audio_Mode_Emul: document.getElementById('cfg_audio_mode')[0].selected = true; break;
		case SAEV_Config_Audio_Mode_Play: document.getElementById('cfg_audio_mode')[1].selected = true; break;
		case SAEV_Config_Audio_Mode_Play_Best: document.getElementById('cfg_audio_mode')[2].selected = true; break;
	}
	switch (config.audio.channels) {
		case SAEV_Config_Audio_Channels_Mono: document.getElementById('cfg_audio_channels')[0].selected = true; break;
		case SAEV_Config_Audio_Channels_Stereo: document.getElementById('cfg_audio_channels')[1].selected = true; break;
	}
	document.getElementById('cfg_audio_filter').checked = config.audio.filter != 0;		
	styleDisplayTable('cfg_audio_grp', config.audio.enabled);

	document.getElementById('cfg_video_enabled').checked = config.video.enabled != 0;	
	document.getElementById('cfg_video_scale').checked = config.video.scale;	
	document.getElementById('cfg_video_ntsc').checked = config.video.ntsc != 0;	
	document.getElementById('cfg_video_skip').checked = config.video.framerate != 1;	
	styleDisplayBlock('cfg_video_grp', config.video.enabled != 0); 	
		
	document.getElementById('cfg_keyborad_enabled').checked = config.keyboard.enabled != 0;	
	document.getElementById('cfg_keyborad_mapshift').checked = config.keyboard.mapShift != 0;	
	styleDisplayBlock('cfg_keyborad_grp', config.keyboard.enabled != 0); 	
	
	document.getElementById('cfg_ports_0_enabled').checked = config.ports[0].type != SAEV_Config_Ports_Type_None;
	switch (config.ports[0].type) {
		case SAEV_Config_Ports_Type_Mouse: document.getElementById('cfg_ports_0')[0].selected = true; break;
		case SAEV_Config_Ports_Type_Joy0: document.getElementById('cfg_ports_0')[1].selected = true; break;
	}	
	switch (config.ports[0].move) {
		case SAEV_Config_Ports_Move_Arrows: document.getElementById('cfg_ports_0_move')[0].selected = true; break;
		case SAEV_Config_Ports_Move_Numpad: document.getElementById('cfg_ports_0_move')[1].selected = true; break;
		case SAEV_Config_Ports_Move_WASD: document.getElementById('cfg_ports_0_move')[2].selected = true; break;
	}
	setFireButton('cfg_ports_0_fire_1', config.ports[0].fire[0]);
	setFireButton('cfg_ports_0_fire_2', config.ports[0].fire[1]);
	styleDisplayInline('cfg_ports_0_grp', config.ports[0].type != SAEV_Config_Ports_Type_None); 	
	styleDisplayInline('cfg_ports_0_grp2', config.ports[0].type == SAEV_Config_Ports_Type_Joy0); 
	
	document.getElementById('cfg_ports_1_enabled').checked = config.ports[1].type != SAEV_Config_Ports_Type_None;
	switch (config.ports[1].type) {
		case SAEV_Config_Ports_Type_Joy1: document.getElementById('cfg_ports_1')[0].selected = true; break;
	}	
	switch (config.ports[1].move) {
		case SAEV_Config_Ports_Move_Arrows: document.getElementById('cfg_ports_1_move')[0].selected = true; break;
		case SAEV_Config_Ports_Move_Numpad: document.getElementById('cfg_ports_1_move')[1].selected = true; break;
		case SAEV_Config_Ports_Move_WASD: document.getElementById('cfg_ports_1_move')[2].selected = true; break;
	}
	setFireButton('cfg_ports_1_fire_1', config.ports[1].fire[0]);
	setFireButton('cfg_ports_1_fire_2', config.ports[1].fire[1]);
	styleDisplayInline('cfg_ports_1_grp', config.ports[1].type == SAEV_Config_Ports_Type_Joy1); 	
	
	document.getElementById('cfg_serial_enabled').checked = config.serial.enabled != 0;

	styleDisplayInline('dskchg_grp', 1);
}

function getMask(type) {
	switch (type) {
		case SAEV_Config_Chipset_Type_OCS: return SAEV_Config_Chipset_Mask_OCS;
		case SAEV_Config_Chipset_Type_ECS_AGNUS: return SAEV_Config_Chipset_Mask_ECS_AGNUS;
		case SAEV_Config_Chipset_Type_ECS_DENISE: return SAEV_Config_Chipset_Mask_ECS_DENISE;
		default: return SAEV_Config_Chipset_Mask_OCS;
	}
}

function getConfig() {
	var e;

	e = document.getElementById('cfg_cpu_speed');
	config.cpu.speed = parseInt(getSelectValue(e));
	
	e = document.getElementById('cfg_chipset_type');
	config.chipset.mask = getMask(parseInt(getSelectValue(e)));
	e = document.getElementById('cfg_chipset_cl_enabled');
	if (e.checked) {
		e = document.getElementById('cfg_chipset_cl');
		config.chipset.collision_level = parseInt(getSelectValue(e));
	} else
		config.chipset.collision_level = SAEV_Config_Chipset_ColLevel_None;
	config.chipset.agnus_dip = document.getElementById('cfg_chipset_agnus_dip').checked ? true : false;	
	config.blitter.immediate = document.getElementById('cfg_blitter_immediate').checked ? true : false;	
	config.blitter.waiting = config.blitter.immediate ? 0: 1;
		
	e = document.getElementById('cfg_mem_chip');
	config.ram.chip.size = parseInt(getSelectValue(e));
	e = document.getElementById('cfg_mem_slow');
	config.ram.slow.size = parseInt(getSelectValue(e));
	e = document.getElementById('cfg_mem_fast');
	config.ram.fast.size = parseInt(getSelectValue(e));

	if (!config.rom.name) {
		alert('No Kickstart ROM.');
		return false;
	}
	e = document.getElementById('cfg_ext_addr');
	config.ext.addr = parseInt(getSelectValue(e));

	e = document.getElementById('cfg_floppy_speed');
	config.floppy.speed = parseInt(getSelectValue(e));

	config.audio.enabled = document.getElementById('cfg_audio_enabled').checked ? true : false;
	if (config.audio.enabled) {
		e = document.getElementById('cfg_audio_mode');
		config.audio.mode = parseInt(getSelectValue(e));
		e = document.getElementById('cfg_audio_channels');
		config.audio.channels = parseInt(getSelectValue(e));
		config.audio.filter = document.getElementById('cfg_audio_filter').checked ? true : false;
	}

	config.video.id = 'myVideo';
	config.video.enabled = document.getElementById('cfg_video_enabled').checked ? true : false;
	config.video.scale = document.getElementById('cfg_video_scale').checked ? true : false;
	config.video.ntsc = document.getElementById('cfg_video_ntsc').checked ? true : false;
	config.video.framerate = document.getElementById('cfg_video_skip').checked ? 2 : 1;

	config.keyboard.enabled = document.getElementById('cfg_keyborad_enabled').checked ? true : false;
	config.keyboard.mapShift = document.getElementById('cfg_keyborad_mapshift').checked ? true : false;

	e = document.getElementById('cfg_ports_0');
	config.ports[0].type = parseInt(getSelectValue(e));
	if (config.ports[0].type == SAEV_Config_Ports_Type_Joy0) {
		e = document.getElementById('cfg_ports_0_move');
		config.ports[0].move = parseInt(getSelectValue(e));
		e = document.getElementById('cfg_ports_0_fire_1');
		config.ports[0].fire[0] = parseInt(getSelectValue(e));
		e = document.getElementById('cfg_ports_0_fire_2');
		config.ports[0].fire[1] = parseInt(getSelectValue(e));
		if (config.ports[0].fire[0] != SAEV_Config_Ports_Fire_None && config.ports[0].fire[0] == config.ports[0].fire[1]) {
			alert('Fire-button 1/2 on port 0 can\'t be the same.');
			return false;
		}
	}
	e = document.getElementById('cfg_ports_1');
	config.ports[1].type = parseInt(getSelectValue(e));
	if (config.ports[1].type == SAEV_Config_Ports_Type_Joy1) {
		e = document.getElementById('cfg_ports_1_move');
		config.ports[1].move = parseInt(getSelectValue(e));
		e = document.getElementById('cfg_ports_1_fire_1');
		config.ports[1].fire[0] = parseInt(getSelectValue(e));
		e = document.getElementById('cfg_ports_1_fire_2');
		config.ports[1].fire[1] = parseInt(getSelectValue(e));
		if (config.ports[1].fire[0] != SAEV_Config_Ports_Fire_None && config.ports[1].fire[0] == config.ports[1].fire[1]) {
			alert('Fire-button 1/2 on port 1 can\'t be the same.');
			return false;
		}
	}		

	config.serial.enabled = document.getElementById('cfg_serial_enabled').checked ? true : false;

	config.hooks.error = hooks_error;
	config.hooks.power_led = hooks_power_led;
	config.hooks.floppy_motor = hooks_floppy_motor;
	config.hooks.floppy_step = hooks_floppy_step;
	config.hooks.fps = hooks_fps;					
	config.hooks.cpu = hooks_cpu;		
		
	if (config.chipset.mask != SAEV_Config_Chipset_Mask_OCS)
		config.chipset.agnus_dip = false;

	return true;	
}	

/*-----------------------------------------------------------------------*/
/* main */

function init() {
	cache = new Cache();
	
	SAE({cmd:'init'});		

	info = SAE({cmd:'getInfo'}); 
	config = SAE({cmd:'getConfig'}); 
	//console.log(info);	
	//console.log(config);	
	
	setSimpleConfig();

	if (window.location.hash.length > 1) {
		var start = false;
		var name = urldecode(window.location.hash.substr(1));
		while (true) {
			var tmp = name.replace('_', ' ');
			if (tmp == name) break;
			name = tmp;	
		}					
		for (var i = 0; i < db[0].length; i++) {
			if (db[0][i][0] == name) {
				document.getElementById('cfg_game')[i+1].selected = true;
				preSelect(1);
				start = true;
				break;
			}		
		}		
		if (!start) {
			for (var i = 0; i < db[1].length; i++) {
				if (db[1][i][0] == name) {
					document.getElementById('cfg_demo')[i+1].selected = true;
					preSelect(2);
					start = true;
					break;
				}		
			}		
		}
		if (start)
			simpleStart();
	}
}	

function mainStart() {
	return SAE({cmd: 'start'});
}
function start() {
	document.body.style.backgroundColor = '#000';
	styleDisplayBlock('base', 0);
	styleDisplayBlock('emul', 1);
	
	if (mode == 0) {	
		var item = dbNum > 0 ? db[dbGrp - 1][dbNum - 1] : null;
		if (item) {
			var name = item[0];
			while (true) {
				var tmp = name.replace(' ', '_');
				if (tmp == name) break;
				name = tmp;	
			}					
			window.location.hash = name;
		} else
			window.location.hash = '';
	} else	
		window.location.hash = '';
	
	//SAE({cmd:'setConfig',data:config});
	/*var result = SAE({cmd:'start'});
	if (result.error != SAEE_None) {
		stop();
		alert(result.message);		
	}*/

	if (BrowserDetect.browser == 'Firefox') {	/* Thanks 'dmcoles' */
		console.log('Enabling audio-start delay for Firefox...');
		setTimeout(mainStart, 50);	
	} else
		mainStart();	
}	

function simpleStart2() {
	if (getSimpleConfig())
		start();	
	else {
		disabled('cfg_simple_start', 0);				
		document.getElementById('cfg_simple_start').innerHTML = 'Play';
	}
}
function simpleStart() {
	disabled('cfg_simple_start', 1);				
	document.getElementById('cfg_simple_start').innerHTML = 'Loading...';
	setTimeout('simpleStart2()', 1);
}

function advandedStart2() {
	if (getConfig())
		start();
	else {
		disabled('cfg_start', 0);				
		document.getElementById('cfg_start').innerHTML = 'Start';
	}	
}	
function advandedStart() {
	disabled('cfg_start', 1);				
	document.getElementById('cfg_start').innerHTML = 'Loading...';
	setTimeout('advandedStart2()', 1);
}	
	
function stop() {
	SAE({cmd:'stop'});	

	if (paused) {
		var e = document.getElementById('status_pr');
		e.value = 'pause';	
		e.onclick = function () {
			pause(1);
		};
		paused = false;
	}
	if (dskchg)
		dskchgClose();

	disabled('cfg_simple_start', 0);				
	disabled('cfg_start', 0);				
	document.getElementById('cfg_simple_start').innerHTML = 'Play';
	document.getElementById('cfg_start').innerHTML = 'Start';

	if (mode == 1)
		setConfig();

	styleDisplayBlock('emul', 0);
	styleDisplayBlock('base', 1);
	document.body.style.backgroundColor = '#fff';
}	

function reset() {
	SAE({cmd:'reset'});		
}	

function pause(p) {
	var e = document.getElementById('status_pr');
	e.innerHTML = p ? 'Resume' : 'Pause';	
	e.onclick = function () {
		pause(1 - p);
	};
		
	paused = p;

	SAE({cmd:'pause',state:p});		
}	

/*-----------------------------------------------------------------------*/
/* config */

function switchCfg(m)
{
	styleDisplayBlock('config_advanced', m == 1);
	styleDisplayBlock('config_simple', m != 1);
	if (m == 0)
		setSimpleConfig();		
	else
		setConfig();
	
	mode = m;
}

/*-----------------------------------------------------------------------*/
/* simple config */

function preSelect(grp)
{
	var num;
	if (grp == 1) {
		num = parseInt(getSelectValue(document.getElementById('cfg_game')));
		unselect(document.getElementById('cfg_demo'));		
	} else {
		unselect(document.getElementById('cfg_game'));		
		num = parseInt(getSelectValue(document.getElementById('cfg_demo')));
	}	
	dbGrp = grp;
	dbNum = num;	

	if (num == 0) {
		styleDisplayTable('cfg_info', 0);
		return;
	}	
	var item = db[grp - 1][num - 1];
		
	document.getElementById('cfg_info_name').innerHTML = item[0];
	if (typeof(item[1]) == 'object') {
		document.getElementById('cfg_info_comp').innerHTML = item[1][0];
		document.getElementById('cfg_info_publ').innerHTML = item[1][1];
		document.getElementById('cfg_info_lic').innerHTML = item[1][2];
	} else {
		document.getElementById('cfg_info_comp').innerHTML = item[1];
		document.getElementById('cfg_info_publ').innerHTML = '-';		
		document.getElementById('cfg_info_lic').innerHTML = '-';		
	}
	document.getElementById('cfg_info_year').innerHTML = item[2];
	styleDisplayTable('cfg_info', 1);
	styleDisplayInline('dskchg_grp', item[4][0] ? 1 : 0);	

	if (item[6].length) {
		document.getElementById('cfg_info_load').innerHTML = item[6];	
		styleDisplayTableRow('cfg_info_load_grp', 1);
	} else
		styleDisplayTableRow('cfg_info_load_grp', 0);
	
	if (grp == 2) {
		styleDisplayTableRow('cfg_info_ctrl_grp', 0);	
	} else {
		var keys = [];
		if (item[5][0]) {
			var input = [
				['Movement','Arrows'],
				['Fire 1',fireButtonName(item[5][1])],
				['Fire 2',fireButtonName(item[5][2])]
			];
			keys = keys.concat(input);
		}
		if (item[7].length)
			keys = keys.concat(item[7]);

		var ctrl = '';
		for (var i = 0; i < keys.length; i++)
			ctrl += keys[i][0]+': '+keys[i][1]+'<br/>';						

		var ctrl = '<table style="border:1px solid #ccc;padding:2px;background-color:#fcfcfc">';
		for (var i = 0; i < keys.length; i++)
			ctrl += '<tr><td class="armsb">'+keys[i][0]+':</td><td>'+keys[i][1]+'</td></tr>';						
		ctrl += '</table>';

		document.getElementById('cfg_info_ctrl').innerHTML = ctrl;
		styleDisplayTableRow('cfg_info_ctrl_grp', 1);
	}
}

/*-----------------------------------------------------------------------*/
/* advanced config */

function romAROS() {
	//document.getElementById('cfg_rom_aros').innerHTML = 'Loading...';				
	disabled('cfg_rom_aros', 1);				
	
	config.rom.name = aros_rom_file;
	config.rom.size = SAEV_Config_ROM_Size_512K;
	if ((config.rom.data = cache.loadRom(0)) === null)
		return false;	
	
	config.ext.name = aros_ext_file;
	config.ext.size = SAEV_Config_EXT_Size_512K;
	config.ext.addr = SAEV_Config_EXT_Addr_E0;
	if ((config.ext.data = cache.loadRom(1)) === null)
		return false;	

	/*document.getElementById('cfg_rom_aros').style.visibility = 'hidden';*/	

	setRomName(config.rom.name);
	setExtName(config.ext.name);
	document.getElementById('cfg_ext_addr')[0].selected = true;
	styleDisplayInline('cfg_ext_remove', 1);
	styleDisplayTableRow('cfg_ext_addr_grp', 1); 	
	disabled('cfg_rom_aros', 0);
	return true;
}

function romSelect() {
	var e = document.getElementById('cfg_rom_file').files[0];
	if (!e) return;
	if (!(e.size == 0x40000 || e.size == 0x80000)) {
		alert('Invalid rom-size, 256 or 512kb.');	
		return;
	}
	loadLocal(e, function (event) {  
		/*
		document.getElementById('cfg_rom_aros').style.visibility = 'visible';	
		document.getElementById('cfg_rom_aros').innerHTML = 'Set AROS';				
		disabled('cfg_rom_aros', 0);*/				
		config.rom.name = e.name;
		config.rom.size = e.size == 0x40000 ? SAEV_Config_ROM_Size_256K : SAEV_Config_ROM_Size_512K;	
		config.rom.data = event.target.result;
		setRomName(config.rom.name);
	});
}		

function extSelect() {
	var e = document.getElementById('cfg_ext_file').files[0];
	if (!e) return;
	if (!(e.size == 0x40000 || e.size == 0x80000)) {
		alert('Invalid extended rom-size, 256 or 512kb.');	
		return;
	}
	loadLocal(e, function (event) {  
		/*document.getElementById('cfg_rom_aros').style.visibility = 'visible';	
		document.getElementById('cfg_rom_aros').innerHTML = 'Set AROS';				
		disabled('cfg_rom_aros', 0);*/ 	
		config.ext.name = e.name;
		config.ext.size = e.size == 0x40000 ? SAEV_Config_EXT_Size_256K : SAEV_Config_EXT_Size_512K;	
		config.ext.data = event.target.result;
		setExtName(config.ext.name);
		styleDisplayInline('cfg_ext_remove', 1);
		styleDisplayTableRow('cfg_ext_addr_grp', 1); 	
	});
}		

function extRemove() {
	/*document.getElementById('cfg_rom_aros').style.visibility = 'visible';	
	document.getElementById('cfg_rom_aros').innerHTML = 'Set AROS';				
	disabled('cfg_rom_aros', 0);*/ 	
	config.ext.name = null;
	config.ext.size = SAEV_Config_EXT_Size_None;
	config.ext.data = null;
	setExtName(config.ext.name);
	styleDisplayInline('cfg_ext_remove', 0);
	styleDisplayTableRow('cfg_ext_addr_grp', 0); 	
}

function floppyUpdate(n) {
	if (document.getElementById('cfg_df'+n+'_enabled').checked) {
		styleDisplayInline('cfg_df'+n+'_grp', 1);
		 	
		var e = document.getElementById('cfg_df'+n+'_type');
		config.floppy.drive[n].type = parseInt(getSelectValue(e));
		floppyEject(n);		
	} else {
		styleDisplayInline('cfg_df'+n+'_grp', 0); 	
		floppyEject(n);		
		config.floppy.drive[n].type = SAEV_Config_Floppy_Type_None;
	}
}

function floppyInsert(n) {
	var e = document.getElementById('cfg_df'+n+'_file').files[0];
	var ok = true; //false;

	if (!e) return;
	/*if (e.size == 0xDC000)  {
		if (AMIGA.config.floppy.drive[n].type == SAEV_Config_Floppy_Type_35_DD) 
			ok = true;
		else
			alert('DF'+n+' is configured as HD-drive (1760kb), but you selected a DD-diskimage (880kb).');
	}
	else if (e.size == 0x1B8000) {
		if (AMIGA.config.floppy.drive[n].type == SAEV_Config_Floppy_Type_35_HD) 
			ok = true;
		else
			alert('DF'+n+' is configured as DD-drive (880kb), but you selected a HD-diskimage (1760kb).');
	} else 
		alert('Invalid diskimage-size, 880 or 1460 kb.');
	*/

	if (ok)
		loadLocal(e, function (event) {  
			config.floppy.drive[n].name = e.name;						
			config.floppy.drive[n].data = event.target.result;						
			setFloppyName(n, config.floppy.drive[n].name);
			styleDisplayInline('cfg_df'+n+'_eject', 1); 				
		});
}

function floppyEject(n) {
	config.floppy.drive[n].name = null;						
	config.floppy.drive[n].data = null;						
	setFloppyName(n, null);
	styleDisplayInline('cfg_df'+n+'_eject', 0); 		
}

function audioUpdate() {
	styleDisplayTable('cfg_audio_grp', document.getElementById('cfg_audio_enabled').checked);
}

function videoUpdate() {
	styleDisplayBlock('cfg_video_grp', document.getElementById('cfg_video_enabled').checked);
}

function spritesUpdate() {
	styleDisplayInline('cfg_chipset_cl_grp', document.getElementById('cfg_chipset_cl_enabled').checked);
}

function keyboradUpdate() {
	styleDisplayBlock('cfg_keyborad_grp', document.getElementById('cfg_keyborad_enabled').checked);
}

function portUpdate(n) {
	var v = document.getElementById('cfg_ports_'+n+'_enabled').checked;
	styleDisplayInline('cfg_ports_'+n+'_grp', v); 	
	if (n == 0) {
		if (v)
			portUpdate2();
		else
			styleDisplayInline('cfg_ports_0_grp2', 0); 	
	}
}
function portUpdate2() {
	var e = document.getElementById('cfg_ports_0');
	var v = parseInt(getSelectValue(e));
	styleDisplayInline('cfg_ports_0_grp2', v == 2); 	
}

/*-----------------------------------------------------------------------*/
/* status hooks */

function hooks_error(err, msg) {
	stop();
	if (msg !== null)
		alert(msg);
}	

function hooks_power_led(on) {
	var e = document.getElementById('led_pwr');
	if (e) e.style.color = on ? '#8c8' : '#888';
}
function hooks_floppy_motor(unit, on) {
	var e;
	switch (unit) {
		case 0: e = document.getElementById('led_df0'); break;
		case 1: e = document.getElementById('led_df1'); break;
		case 2: e = document.getElementById('led_df2'); break;
		case 3: e = document.getElementById('led_df3'); break;
	}
	if (e) e.style.color = on ? '#8c8' : '#888';
}
function hooks_floppy_step(unit, cyl) {
	var e;
	switch (unit) {
		case 0: e = document.getElementById('led_df0'); break;
		case 1: e = document.getElementById('led_df1'); break;
		case 2: e = document.getElementById('led_df2'); break;
		case 3: e = document.getElementById('led_df3'); break;
	}
	if (e) e.innerHTML = cyl;
}
function hooks_fps(fps) {
	var e = document.getElementById('led_fps');
	if (e) e.innerHTML = fps;//+'/'+(config.video.ntsc?'60.0':'50.0');
}	
function hooks_cpu(usage) {
	var e = document.getElementById('led_cpu');
	if (e) {
		e.style.color = usage <= 100 ? '#8c8' : (usage > 100 && usage < 120 ? '#cc8' : '#d88');
		e.innerHTML = usage+'%';
	}
}	
	
/*-----------------------------------------------------------------------*/
/* disk change */

function dskchgOpen() {
	if (!dskchg) {
		if (mode == 0) {
			var s = document.getElementById('cfg_dskchg_select');
			for (var i = 0; i < dskchgList.length; i++) {
				var filename = dskchgList[i];
				var e = document.createElement('option');
				e.value = filename;
				e.text = filename;
				s.add(e, null);
			}
			styleDisplayBlock('dskchg_simple', 1);                                                     
		} else
			styleDisplayBlock('dskchg', 1); 
			                                                    
		dskchg = true;
	} else
		dskchgClose();
}

function dskchgClose() {
	if (dskchg) {
		if (mode == 0) {
			styleDisplayBlock('dskchg_simple', 0); 
			var s = document.getElementById('cfg_dskchg_select');
			for (var i = s.length - 1; i > 0; i--)
				s.remove(i);
  		} else
			styleDisplayBlock('dskchg', 0);
			 
		dskchg = false;
	}
}

function dskchgEject() {
	if (dskchg) {
		var n = getSelectValue(document.getElementById('cfg_dskchg_unit'));
		dskchgClose();	
		
		SAE({cmd:'eject',unit:n});			
		floppyEject(n);
	}
}

function dskchgInsert() {
	if (!dskchg) return;
	var n = getSelectValue(document.getElementById('cfg_dskchg_unit'));
	var e = document.getElementById('cfg_dskchg_file').files[0];
	var ok = true; //false;

	if (!e) return;
	/*if (e.size == 0xDC000)  {
		if (AMIGA.config.floppy.drive[n].type == SAEV_Config_Floppy_Type_35_DD) 
			ok = true;
		else
			alert('DF'+n+' is configured as HD-drive (1760kb), but you selected a DD-diskimage (880kb).');
	} else if (e.size == 0x1B8000) {
		if (AMIGA.config.floppy.drive[n].type == SAEV_Config_Floppy_Type_35_HD) 
			ok = true;
		else
			alert('DF'+n+' is configured as DD-drive (880kb), but you selected a HD-diskimage (1760kb).');
	} else 
		alert('Invalid diskimage-size, 880 or 1460 kb.');
	*/
	if (ok) {
		loadLocal(e, function (event) {  
			dskchgClose();		
			
			setFloppyName(n, e.name);
			styleDisplayInline('cfg_df'+n+'_eject', 1); 				
			
			config.floppy.drive[n].type = SAEV_Config_Floppy_Type_35_DD;
			config.floppy.drive[n].name = e.name;						
			config.floppy.drive[n].data = event.target.result;						

			/*SAE({
				cmd:'insert',
				unit:n,
				name:e.name,
				data:event.target.result
			});*/			
			SAE({
				cmd:'insert',
				unit:n
			});			
		});
	}				
}

function dskchgSelect() {
	if (!dskchg) return;
	var filename = getSelectValue(document.getElementById('cfg_dskchg_select'));
	var url = 'http://'+window.location.hostname+'/db/' + (dbGrp == 1 ? 'games/' : 'demos/') + filename + '.adf';
	var n = 0;

	if ((config.floppy.drive[n].data = cache.loadDisk(url)) !== null) {
		dskchgClose();		
		config.floppy.drive[n].type = SAEV_Config_Floppy_Type_35_DD;
		config.floppy.drive[n].name = filename;

		SAE({
			cmd:'insert',
			unit:n
		});			
	}
}