diff --git a/modules/pdp11/lib/cpustate.js b/modules/pdp11/lib/cpustate.js
index 1a9605ab4..034775f49 100644
--- a/modules/pdp11/lib/cpustate.js
+++ b/modules/pdp11/lib/cpustate.js
@@ -739,11 +739,12 @@ CPUStatePDP11.prototype.removeTrigger = function(trigger)
 CPUStatePDP11.prototype.setTrigger = function(trigger)
 {
     /*
-     * For now, we will not dispatch interrupts immediately, but always defer to checkInterrupts() instead.
+     * We COULD dispatch interrupts immediately, but there are compatibility reasons for ONLY doing so
+     * inside the stepCPU() loop; see that function for details.
      *
-    if (this.dispatchInterrupt(trigger.vector, trigger.priority)) {
-        return true;
-    }
+     *      if (this.dispatchInterrupt(trigger.vector, trigger.priority)) {
+     *          return true;
+     *      }
      */
     this.insertTrigger(trigger);
     this.opFlags |= PDP11.OPFLAG.INTQ;
@@ -834,6 +835,65 @@ CPUStatePDP11.prototype.dispatchInterrupt = function(vector, priority)
     return false;
 };
 
+/**
+ * checkTraps()
+ *
+ * NOTE: The following code processes these "deferred" traps in priority order.  Unfortunately, that
+ * order seems to have changed since the 11/20.  For reference, here's the priority list for the 11/20:
+ *
+ *      1. Bus Errors
+ *      2. Instruction Traps
+ *      3. Trace Trap
+ *      4. Stack Overflow Trap
+ *      5. Power Failure Trap
+ *
+ * and for the 11/70:
+ *
+ *      1. HALT (Instruction, Switch, or Command)
+ *      2. MMU Faults
+ *      3. Parity Errors
+ *      4. Bus Errors (including stack overflow traps?)
+ *      5. Floating Point Traps
+ *      6. TRAP Instruction
+ *      7. TRACE Trap
+ *      8. OVFL Trap
+ *      9. Power Fail Trap
+ *     10. Console Bus Request (Front Panel Operation)
+ *     11. PIR 7, BR 7, PIR 6, BR 6, PIR 5, BR 5, PIR 4, BR 4, PIR 3, BR 3, PIR 2, PIR 1
+ *     12. WAIT Loop
+ *
+ * TODO: Determine 1) if the 11/20 Handbook was wrong, or 2) if the 11/70 really has different priorities.
+ *
+ * Also, as the PDP-11/20 Handbook (1971), p.100, notes:
+ *
+ *      If a bus error is caused by the trap process handling instruction traps, trace traps, stack overflow
+ *      traps, or a previous bus error, the processor is halted.
+ *
+ *      If a stack overflow is caused by the trap process in handling bus errors, instruction traps, or trace traps,
+ *      the process is completed and then the stack overflow trap is sprung.
+ *
+ * TODO: Based on the above notes, we should probably be halting the CPU when a bus error occurs during a trap.
+ *
+ * @this {CPUStatePDP11}
+ * @return {boolean} (true if dispatched, false if not)
+ */
+CPUStatePDP11.prototype.checkTraps = function()
+{
+    if (this.opFlags & PDP11.OPFLAG.TRAP_MMU) {
+        this.trap(PDP11.TRAP.MMU, PDP11.OPFLAG.TRAP_MMU, PDP11.REASON.TRAP);
+        return true;
+    }
+    if (this.opFlags & PDP11.OPFLAG.TRAP_SP) {
+        this.trap(PDP11.TRAP.BUS_ERROR, PDP11.OPFLAG.TRAP_SP, PDP11.REASON.STACK);
+        return true;
+    }
+    if (this.opFlags & PDP11.OPFLAG.TRAP_TF) {
+        this.trap(PDP11.TRAP.BPT, PDP11.OPFLAG.TRAP_TF, PDP11.REASON.TRACE);
+        return true;
+    }
+    return false;
+};
+
 /**
  * isWaiting()
  *
@@ -2257,42 +2317,14 @@ CPUStatePDP11.prototype.stepCPU = function(nMinCycles)
                 }
             }
             /*
-             * Check for any pending traps.
+             * Next, check for any pending traps (which, as noted above, must be done after checkInterrupts()).
              *
              * I've moved this TRAP_MASK check BEFORE we decode the next instruction instead of immediately AFTER,
              * just in case the last instruction threw an exception that kicked us out before we reached the bottom
              * of the stepCPU() loop.
-             *
-             * NOTE: The following code processes these "deferred" traps in priority order.  Unfortunately, that
-             * order seems to have changed since the 11/20.  For reference, here's the priority list for the 11/70:
-             *
-             *      1. HALT (Instruction, Switch, or Command)
-             *      2. MMU Faults
-             *      3. Parity Errors
-             *      4. Bus Errors (which includes stack overflow traps)
-             *      5. Floating Point Traps
-             *      6. TRAP Instruction
-             *      7. TRACE Trap
-             *      8. OVFL Trap
-             *      9. Power Fail Trap
-             *     10. Console Bus Request (Front Panel Operation)
-             *     11. PIR 7, BR 7, PIR 6, BR 6, PIR 5, BR 5, PIR 4, BR 4, PIR 3, BR 3, PIR 2, PIR 1
-             *     12. WAIT Loop
-             *
-             * TODO: Determine 1) if the 11/20 Handbook was wrong, or 2) if the 11/70 really has different priorities.
              */
             if (this.opFlags & PDP11.OPFLAG.TRAP_MASK) {
-                if (this.opFlags & PDP11.OPFLAG.TRAP_MMU) {
-                    this.trap(PDP11.TRAP.MMU, PDP11.OPFLAG.TRAP_MMU, PDP11.REASON.TRAP);
-                    if (nDebugState < 0) break;
-                }
-                else if (this.opFlags & PDP11.OPFLAG.TRAP_SP) {
-                    this.trap(PDP11.TRAP.BUS_ERROR, PDP11.OPFLAG.TRAP_SP, PDP11.REASON.STACK);
-                    if (nDebugState < 0) break;
-                }
-                else /* if (this.opFlags & PDP11.OPFLAG.TRAP_TF) */ {
-                    this.assert(this.opFlags & PDP11.OPFLAG.TRAP_TF);
-                    this.trap(PDP11.TRAP.BPT, PDP11.OPFLAG.TRAP_TF, PDP11.REASON.TRACE);
+                if (this.checkTraps()) {
                     if (nDebugState < 0) break;
                 }
             }
diff --git a/modules/shared/templates/components.css b/modules/shared/templates/components.css
index 440d2b8b7..2d0b38a87 100644
--- a/modules/shared/templates/components.css
+++ b/modules/shared/templates/components.css
@@ -234,9 +234,15 @@
     }
     .pcjs-registers {
         width: 100% !important;
+        max-width: none !important;
+        padding-left: 0 !important;
+        padding-right: 0 !important;
     }
     .pdp11-device {
-        width: 100% !important;
+        width: 98% !important;
         max-width: none !important;
+        margin-left: 8px !important;
+        padding-left: 0 !important;
+        padding-right: 0 !important;
     }
 }
diff --git a/versions/pdpjs/1.30.3/pdp11-dbg.js b/versions/pdpjs/1.30.3/pdp11-dbg.js
index 59238d36b..84f36eec4 100644
--- a/versions/pdpjs/1.30.3/pdp11-dbg.js
+++ b/versions/pdpjs/1.30.3/pdp11-dbg.js
@@ -119,202 +119,202 @@ function xd(a){this.cb=+a.model||1170;this.Ob=a.addrReset||0;ld.call(this,a,6666
 function Ad(a){a.T=65536;a.U=32768;a.$=65535;a.Z=32768;a.N=15;a.u=[0,0,0,0,0,0,0,a.Ob];a.Wa=[0,0,0,0,0,0];a.Ia=[0,0,0,0];a.A=0;a.Za=0;a.Uc=[4,2,0,1];a.V=[[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],[65535,65535,65535,65535,65535,65535,65535,65535],[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]];a.xa=[[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]];a.Lb=[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
 0,0,0,0,0,0,0,0,0];a.Ec=[0,0,0,0,0,0,0,0];a.Dc=0;a.K=0;a.H=a.I=0;a.g=a.f=a.tb=0;a.wa=-1;cc(a)}function cc(a){a.Wb=255;a.Ha=0;a.kc=0;a.D=0;a.fb=0;a.Kb=0;a.pb=0;a.Ua=0;a.Na=0;a.Sb=262143;a.O=null;a.v&&Sc(a)}function Sc(a){a.Ua?(a.R=65536,a.aa=a.Tc,a.qa=a.Xd,a.Nb=a.Pe,vc(a.v,a.pb&16?22:18)):(a.R=0,a.aa=a.Sc,a.qa=a.Cc,a.Nb=a.Jc,vc(a.v,16))}k.uc=function(){return 0};k.save=function(){var a=new N(this);a.set(0,[]);a.set(1,[this.ka,this.eb]);a.set(2,Kc(this.v));return a.data()};
 k.restore=function(a){var b=a[1];this.ka=b[1];td(this,b[3]);a:{b=this.v;a=a[2];var c;for(c=0;c<a.length-1;c+=2){var d=a[c],e=a[c+1];if(e&&e.length<b.I){for(var f=0,g=Array(b.I),h=0;h<e.length-1;)for(var l=e[h++],m=e[h++];l--;)g[f++]=m;e=g}f=b.Y[d];if(!f||!f.restore(e)){q("Unable to restore memory block "+d);b=!1;break a}}b=!0}return b};function Bd(a){return a.T&65536?1:0}function Cd(a){return a.U&32768?2:0}function Dd(a){return a.$&65535?0:4}k.Ta=function(){return this.Z&32768?8:0};
-function Ed(a){var b=a.u[7];a.D&57344||(a.fb=0,a.Kb=b);a.u[7]=b+2&65535;return a.qa(b)}function Fd(a,b){var c=a.u[7];a.u[7]=c+b&65535;return c}function O(a,b){a.u[7]=b&65535}function Qc(a,b){return{be:a,yb:b,next:null}}function Oc(a,b){if(b!=a.O){var c=a.O;if(!c||c.yb<=b.yb)b.next=c,a.O=b;else{do{var d=c.next;if(!d||d.yb<=b.yb){b.next=d;c.next=b;break}c=d}while(c)}}a.K|=2}function Tc(a){return a.N=a.N&63728|a.Ta()|Dd(a)|Cd(a)|Bd(a)}
-function Uc(a,b){a.Z=b<<12;a.$=~b&4;a.U=b<<14;a.T=b<<16;if((b^a.N)&2048)for(var c=a.Wa.length;0<=--c;){var d=a.u[c];a.u[c]=a.Wa[c];a.Wa[c]=d}a.A=b>>14&3;c=a.N>>14&3;a.A!=c&&(a.Ia[c]=a.u[6],a.u[6]=a.Ia[a.A]);a.N=b;a.K|=2}function Q(a,b){a.K&128||(a.Z=a.$=b,a.U=0)}function Gd(a,b,c){a.K&128||(a.Z=a.$=a.T=b,a.U=c||0)}function Hd(a,b,c,d){a.K&128||(a.Z=a.$=a.T=b,a.U=(c^b)&(d^b))}function Id(a,b){a.K&128||(a.Z=a.$=a.T=b,a.U=a.Z^a.T>>1)}function be(a,b,c,d){a.K&128||(a.Z=a.$=a.T=b,a.U=(c^d)&(d^b))}
-k.sa=function(a,b,c){if(!this.M){0>this.wa?this.wa=Tc(this):this.A||(a=4,this.Ha|=4,this.u[6]=4);this.D&57344||(this.fb=63222,this.Kb=a);this.A=0;var d=this.qa(a|this.R),e=this.qa(a+2&65535|this.R);Uc(this,e&-12289|this.wa>>2&12288);ce(this,this.wa);ce(this,this.u[7]);O(this,d);this.K&=~b;this.wa=-1;this.K|=8;this.Yc=a;this.Xc=c;if(-3!=c)throw a;}};function de(a){var b=ee(a),c=ee(a)&-1793;a.N&49152&&(c=c&-225|a.N&63712);O(a,b);Uc(a,c);a.K&=-17}
-function Dc(a,b){var c=b>>13&31;31>c&&a.pb&32&&(b=a.Lb[c]+(b&8190)&4194302,3932160<=b&&4186112>b&&console.log("panic(898)"));return b}
-function fe(a,b,c){var d,e,f;if(!(c&a.Ua))return b;d=b>>13;a.pb&a.Uc[a.A]||(d&=7);e=a.V[a.A][d];f=(a.xa[a.A][d]<<6)+(b&8191)&a.Sb;var g=0;switch(e&7){case 1:g=4096;case 2:e|=128;c&4&&(g=8192);break;case 4:g=4096;case 5:c&4&&(g=4096);case 6:e|=c&4?192:128;break;default:g=32768}32512!==(e&32520)&&(e&8?e&32512&&(b&8128)<(e>>2&8128)&&(g|=16384):(b&8128)>(e>>2&8128)&&(g|=16384));a.V[a.A][d]=e;if(4194170!==f||a.A)a.Na=a.A,a.Za=d;b=!1;g&&(g&57344&&(0<=a.wa&&(g|=128),a.D&57344||(a.D=a.D|g|a.Na<<5|a.Za<<1),
-b=!0),a.D&61440||!(4191360>f||4194239<f)||(a.D|=4096,a.D&512&&(a.K|=64)),b&&a.sa(168,0,-7));return f}function ge(a,b){return a.v.Fb(b)}function he(a,b,c){b&1&&a.b--;a.v.Xb(b,c&255)}function ee(a){var b=a.qa(a.u[6]|a.R);a.u[6]=a.u[6]+2&65535;return b}function ce(a,b){var c=a.u[6]-2&65535;a.u[6]=c;a.D&57344||(a.fb=a.fb<<8|246);ie(a,0,c);a.Nb(c,b)}function ie(a,b,c){!a.A&&c<=a.Wb&&(b||4<c)&&(1145<=a.cb&&c<=a.Wb-32?(a.Ha|=4,a.u[6]=4,a.sa(4,0,-5)):(a.Ha|=8,a.K|=32))}
-function je(a,b,c,d){var e,f,g=d&8?0:a.R;switch(b){case 0:return a.sa(4,0,-6),0;case 1:return 6==c&&d&4&&ie(a,b,a.u[6]),a.b-=3,7==c?a.u[c]:a.u[c]|g;case 2:f=2;e=a.u[c];7!=c&&(e|=g,6>c&&d&1&&(f=1));a.b-=3;break;case 3:f=2;e=a.u[c];7!=c&&(e|=g);e=a.qa(e);e|=g;a.b-=7;break;case 4:f=-2;6>c&&d&1&&(f=-1);e=a.u[c]+f&65535;7!=c&&(e|=g);a.b-=4;break;case 5:f=-2;e=a.u[c]-2&65535;7!=c&&(e|=g);e=a.qa(e)|g;a.b-=8;break;case 6:return e=a.qa(Fd(a,2)),e=e+a.u[c]&65535|g,a.b-=6,e;case 7:return e=a.qa(Fd(a,2)),e=e+
-a.u[c]&65535,e=a.qa(e|a.R)|g,a.b-=10,e}a.u[c]=a.u[c]+f&65535;!g||a.D&57344||(a.fb=a.fb<<8|f<<3&248|c);6==c&&0>f&&ie(a,b,a.u[6]);return e}k.Tb=function(a){if(!this.Ua)return this.v.Tb(a);this.M++;a=ge(this,fe(this,a,3));this.M--;return a};k.bb=function(a){if(!this.Ua)return this.v.bb(a);this.M++;a=this.Cc(fe(this,a,2));this.M--;return a};k.qb=function(a,b){this.Ua?(this.M++,he(this,fe(this,a,5),b),this.M--):this.v.qb(a,b)};
-k.Bb=function(a,b){this.Ua?(this.M++,this.Jc(fe(this,a,4),b),this.M--):this.v.Bb(a,b)};k.Sc=function(a,b,c){return je(this,a,b,c)};k.Tc=function(a,b,c){return fe(this,je(this,a,b,c),c)};k.Cc=function(a){return this.v.na(a)};k.Xd=function(a){return this.v.na(fe(this,a,2))};k.Jc=function(a,b){this.v.hb(a,b&65535)};k.Pe=function(a,b){this.v.hb(fe(this,a,4),b)};
-function ke(a,b,c){var d=a.f=b&7;(b=a.g=(b&56)>>3)?(d=je(a,b,d,2),c&65536||61440!==(a.N&61440)&&(d&=65535),a.A=a.N>>12&3,c=a.qa(d|c&a.R),a.A=a.N>>14&3):c=6!=d||(a.N>>2&12288)===(a.N&12288)?a.u[d]:a.Ia[a.N>>12&3];return c}function le(a,b,c,d){a.D&57344||(a.fb=22);var e=a.f=b&7;(b=a.g=(b&56)>>3)?(e=je(a,b,e,4),c&65536||(e&=65535),a.A=a.N>>12&3,e=fe(a,e|c&65536,4),a.A=a.N>>14&3,a.v.hb(e,d)):6!=e||(a.N>>2&12288)===(a.N&12288)?a.u[e]=d:a.Ia[a.N>>12&3]=d}
-function me(a,b){b>>=6;var c=a.I=b&7;return(b=a.H=(b&56)>>3)?ge(a,a.aa(b,c,3)):a.u[c]&255}function ne(a,b){b>>=6;var c=a.I=b&7;return(b=a.H=(b&56)>>3)?a.v.na(a.aa(b,c,2)):a.u[c]}function oe(a,b){var c=a.f=b&7;b=a.g=(b&56)>>3;return je(a,b,c,8)}function pe(a,b){var c=a.f=b&7;return(b=a.g=(b&56)>>3)?ge(a,a.aa(b,c,3)):a.u[c]&255}function qe(a,b){var c=a.f=b&7;return(b=a.g=(b&56)>>3)?a.v.na(a.aa(b,c,2)):a.u[c]}
-function R(a,b,c,d){var e=a.f=b&7;(b=a.g=(b&56)>>3)?(e=a.tb=a.aa(b,e,7),he(a,e,d.call(a,c,ge(a,e)))):a.u[e]=a.u[e]&65280|d.call(a,c,a.u[e]&255)}function S(a,b,c,d){var e=a.f=b&7;(b=a.g=(b&56)>>3)?(e=a.aa(b,e,6),a.v.hb(e,d.call(a,c,a.v.na(e)))):a.u[e]=d.call(a,c,a.u[e])}function re(a,b,c,d){var e=a.f=b&7;(b=a.g=(b&56)>>3)?he(a,a.aa(b,e,5),c):a.u[e]=c?a.u[e]&~d|c<<24>>24&d:a.u[e]&~d;return c}function se(a,b,c){var d=a.f=b&7;(b=a.g=(b&56)>>3)?a.v.hb(a.aa(b,d,4),c):a.u[d]=c&65535;return c}
+function Ed(a){var b=a.u[7];a.D&57344||(a.fb=0,a.Kb=b);a.u[7]=b+2&65535;return a.qa(b)}function Fd(a,b){var c=a.u[7];a.u[7]=c+b&65535;return c}function O(a,b){a.u[7]=b&65535}function Qc(a,b){return{be:a,yb:b,next:null}}function Oc(a,b){if(b!=a.O){var c=a.O;if(!c||c.yb<=b.yb)b.next=c,a.O=b;else{do{var d=c.next;if(!d||d.yb<=b.yb){b.next=d;c.next=b;break}c=d}while(c)}}a.K|=2}function Gd(a){return a.K&64?(a.sa(168,64,-1),!0):a.K&32?(a.sa(4,32,-5),!0):a.K&16?(a.sa(12,16,-4),!0):!1}
+function Tc(a){return a.N=a.N&63728|a.Ta()|Dd(a)|Cd(a)|Bd(a)}function Uc(a,b){a.Z=b<<12;a.$=~b&4;a.U=b<<14;a.T=b<<16;if((b^a.N)&2048)for(var c=a.Wa.length;0<=--c;){var d=a.u[c];a.u[c]=a.Wa[c];a.Wa[c]=d}a.A=b>>14&3;c=a.N>>14&3;a.A!=c&&(a.Ia[c]=a.u[6],a.u[6]=a.Ia[a.A]);a.N=b;a.K|=2}function Q(a,b){a.K&128||(a.Z=a.$=b,a.U=0)}function Hd(a,b,c){a.K&128||(a.Z=a.$=a.T=b,a.U=c||0)}function Id(a,b,c,d){a.K&128||(a.Z=a.$=a.T=b,a.U=(c^b)&(d^b))}function be(a,b){a.K&128||(a.Z=a.$=a.T=b,a.U=a.Z^a.T>>1)}
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+function ch(a,b,c,d,e){if(c)if("?"==c)a.P('Use "Choose File" and "Mount" to select and load a local tape.');else{if("??"==c){c=window.prompt("Enter the URL of a remote tape image.","")||"";if(!c)return;b=ra(c);a.status("Attempting to load "+c+' as "'+b+'"');a.H="??"}else a.H=c;ih(a,b,c,d,!1,e)}else kh(a,!1)}
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+function jh(a){var b=a.G.listTapes;if(b&&b.options){a=a.H||a.A;for(var c=0;c<b.options.length;c++)if(b.options[c].value==a){b.selectedIndex!=c&&(b.selectedIndex=c);break}c==b.options.length&&(b.selectedIndex=0)}}function eh(a,b){b|=0;if(b!==a.R){var c=a.G.readProgress;c&&(c=(c=D(c,"pcjs-progress-bar"))&&c[0])&&c.style&&(c.style.width=b+"%");a.R=b}}
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-c+")");if(h.length)if(1==h.length)q(h[0]);else{a.ua=h.length;a.za=h[0].length;a.pa=h[0][0].length;var l=h[0][0][0];a.La=l&&l.length||512;for(d=c=0;d<a.ua;d++)for(f=0;f<a.za;f++)for(g=0;g<a.pa;g++)if(l=h[d][f][g]){var m=l.length;void 0===m&&(m=l.length=512);var m=m>>2,n=l.pattern;void 0===n&&(n=l.pattern=0);var v=l.data;if(void 0===v){var r=l.bytes;if(void 0!==r&&r.length){for(var w=m<<2,y=r.length;y<w;y++)r[y]=n;th(l,r)}else v=[],n=l.pattern=n|n<<8|n<<16|n<<24,l.data=v;delete l.bytes}qh(l,d,f);for(w=
-0;w<v.length;w++)c=c+v[w]&-1}a.b=h;a.f=c;e=a}else q("Empty disk image: "+a.Xa)}catch(x){q("Disk image error ("+b+"): "+x.message)}}a.v&&(a.v.call(a.A,a.B,e,a.Xa,a.gb),a.v=null)}function qh(a,b,c,d,e,f){a||(a={sector:d,length:e,data:[],pattern:f});a.Ue=b;a.Ve=c;a.Pa=a.Ba=0;a.Sa=!1;return a}
-k.seek=function(a,b,c,d,e){d=null;var f=this.B,g=this.b[a];if(g){var h=g[b];if(!h&&f.Mc&&b<f.za)for(h=g[b]=Array(f.Nc),g=0;g<h.length;g++)h[g]=qh(null,a,b,g+1,f.Ac,0);if(h){for(g=0;g<h.length;g++)if(h[g]&&h[g].sector==c){d=h[g];break}!d&&f.Mc&&9==f.pc&&(d=h[g]=qh(null,a,b,f.pc,f.Ac,0))}}e&&e(d,!1);return d};function th(a,b){for(var c=0,d=a.length>>2,e=Array(d),f=0;f<d;f++)e[f]=b[c]|b[c+1]<<8|b[c+2]<<16|b[c+3]<<24,c+=4;a.data=e}
+null,!0,function(b,c,d){th(a,b,c,d)})}
+function th(a,b,c,d){var e=null;a.g=!1;var f=0>d&&a.C&&!a.C.w.ha;if(d)a.controller.P('Unable to load disk "'+a.Xa+'" (error '+d+": "+b+")",f);else{qb(a.controller.Qa,b,c);try{if(0<ra(a.Gc,!0).toLowerCase().indexOf("-readonly"))a.g=!0;else{var g=c.indexOf("\n");0<g&&1024>g&&0<c.substring(0,g).indexOf("write-protected")&&(a.g=!0)}var h;"<"==c.substr(0,1)?h=["Missing disk image: "+a.Xa]:h=0>c.indexOf("0x")&&'["'!=c.substr(0,2)?JSON.parse(c.replace(/([a-z]+):/gm,'"$1":').replace(/\/\/[^\n]*/gm,"")):eval("("+
+c+")");if(h.length)if(1==h.length)q(h[0]);else{a.ua=h.length;a.za=h[0].length;a.pa=h[0][0].length;var l=h[0][0][0];a.La=l&&l.length||512;for(d=c=0;d<a.ua;d++)for(f=0;f<a.za;f++)for(g=0;g<a.pa;g++)if(l=h[d][f][g]){var m=l.length;void 0===m&&(m=l.length=512);var m=m>>2,n=l.pattern;void 0===n&&(n=l.pattern=0);var v=l.data;if(void 0===v){var r=l.bytes;if(void 0!==r&&r.length){for(var w=m<<2,y=r.length;y<w;y++)r[y]=n;uh(l,r)}else v=[],n=l.pattern=n|n<<8|n<<16|n<<24,l.data=v;delete l.bytes}rh(l,d,f);for(w=
+0;w<v.length;w++)c=c+v[w]&-1}a.b=h;a.f=c;e=a}else q("Empty disk image: "+a.Xa)}catch(x){q("Disk image error ("+b+"): "+x.message)}}a.v&&(a.v.call(a.A,a.B,e,a.Xa,a.gb),a.v=null)}function rh(a,b,c,d,e,f){a||(a={sector:d,length:e,data:[],pattern:f});a.Ue=b;a.Ve=c;a.Pa=a.Ba=0;a.Sa=!1;return a}
+k.seek=function(a,b,c,d,e){d=null;var f=this.B,g=this.b[a];if(g){var h=g[b];if(!h&&f.Mc&&b<f.za)for(h=g[b]=Array(f.Nc),g=0;g<h.length;g++)h[g]=rh(null,a,b,g+1,f.Ac,0);if(h){for(g=0;g<h.length;g++)if(h[g]&&h[g].sector==c){d=h[g];break}!d&&f.Mc&&9==f.pc&&(d=h[g]=rh(null,a,b,f.pc,f.Ac,0))}}e&&e(d,!1);return d};function uh(a,b){for(var c=0,d=a.length>>2,e=Array(d),f=0;f<d;f++)e[f]=b[c]|b[c+1]<<8|b[c+2]<<16|b[c+3]<<24,c+=4;a.data=e}
 k.read=function(a,b){var c=-1;if(a&&b<a.length)var c=a.data,d=b>>2,c=(d<c.length?c[d]:a.pattern)>>((b&3)<<3)&255;return c};k.write=function(a,b,c){if(this.g)return!1;if(b<a.length){if(c!=this.read(a,b,!0)){var d=a.data,e=a.pattern,f=b>>2;b=(b&3)<<3;for(var g=d.length;g<=f;g++)d[g]=e;a.Ba?f<a.Pa?(a.Ba+=a.Pa-f,a.Pa=f):f>=a.Pa+a.Ba&&(a.Ba+=f-(a.Pa+a.Ba)+1):(a.Pa=f,a.Ba=1);d[f]=d[f]&~(255<<b)|c<<b}return!0}return null};
-function uh(a,b){var c=a.za*a.pa,d=b/c|0;return d<a.ua?(b%=c,a.seek(d,b/a.pa|0,b%a.pa+1)):null}function vh(a,b,c){for(var d=1,e=0,f=0;d--;){var g=a.read(b,c++);if(0>g)break;e|=g<<f;f+=8}return e}
+function vh(a,b){var c=a.za*a.pa,d=b/c|0;return d<a.ua?(b%=c,a.seek(d,b/a.pa|0,b%a.pa+1)):null}function wh(a,b,c){for(var d=1,e=0,f=0;d--;){var g=a.read(b,c++);if(0>g)break;e|=g<<f;f+=8}return e}
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-k.restore=function(a){var b=0,c="unsupported restore format";if(a&&0<a.length){var d=0,e=a[d++];e&&2<=e.length&&(!this.b.length&&6<=e.length?ph(this,"local",e[2],e[3],e[4],e[5]):null!=e[1]&&null!=this.f&&e[1]!=this.f&&(c="original checksum ("+e[1]+") differs from current checksum ("+this.f+")",b=-2));for(this.b.length||(b=-1);d<a.length&&0<=b;){var f=0,g=a[d++],h=g[f++],l=g[f++],m=g[f++];if(h>=this.b.length||l>=this.b[h].length||m>=this.b[h][l].length){c="sector (CHS="+h+":"+l+":"+m+") out of range ("+
+k.restore=function(a){var b=0,c="unsupported restore format";if(a&&0<a.length){var d=0,e=a[d++];e&&2<=e.length&&(!this.b.length&&6<=e.length?qh(this,"local",e[2],e[3],e[4],e[5]):null!=e[1]&&null!=this.f&&e[1]!=this.f&&(c="original checksum ("+e[1]+") differs from current checksum ("+this.f+")",b=-2));for(this.b.length||(b=-1);d<a.length&&0<=b;){var f=0,g=a[d++],h=g[f++],l=g[f++],m=g[f++];if(h>=this.b.length||l>=this.b[h].length||m>=this.b[h][l].length){c="sector (CHS="+h+":"+l+":"+m+") out of range ("+
 b+" changes applied)";b=-1;break}if(this.g){c="unable to modify write-protected disk";b=-1;break}e=g[f++];f=g[f++];g=e+f.length;if(h=this.b[h][l][m]){for(l=h.data.length;l<e;)h.data[l++]=h.pattern;l=0;h.Pa=e;for(h.Ba=f.length;e<g;)h.data[e++]=f[l++];b++}}}0>b&&-2!=b&&this.controller.P("Unable to restore disk '"+this.Xa+": "+c);return b};
-k.toJSON=function(){var a;a=0;for(var b;b=uh(this,a++);)wh(b);a=JSON.stringify(this.b,function(a,b){if("file"!=a)return b});a=a.replace(/,"length":512/gm,"").replace(/,"pattern":0/gm,"");a=a.replace(/"(sector|length|data|pattern)":/gm,"$1:");a=a.replace(/,"[^"]*":([0-9]+|true|false)/gm,"");a=a.replace(/(sector|length|data|pattern):/gm,'"$1":');return a=a.replace(/([\]}]),/gm,"$1,\n")};
-function wh(a){var b=a.data,c=b.length;if(c<<2==a.length){for(var d=c-1,e=b[d],f=0;d--&&b[d]===e;)f++;f++&&(b.length=c-f,a.pattern=e)}}function M(a){t.call(this,"RL11",a,M,4194304);this.B=a.autoMount||null;this.H=0;this.f=Array(4);this.L=!Ra("Mobi")&&window&&"FileReader"in window}z(M);k=M.prototype;
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-c,c.onclick=function(){var a=d.G.listDisks;a&&yh(d,a.options[a.selectedIndex].text,a.value)},!0;case "saveDrive":if(!this.L){c.parentNode.removeChild(c);break}this.G[b]=c;c.onclick=function(){var a=d.G.listDrives;if(a&&a.options&&d.f)if(a=d.f[pa(a.value,10)||0])if(a=a.Ca){var b;b="";for(var c=0,h;h=uh(a,c++);)for(var l=0,m=h.length;l<m;l++)b+=String.fromCharCode(vh(a,h,l));b=btoa(b);a=a.Gc.replace(".json",".img");c=null;b="data:application/octet-stream;base64,"+b;a&&(c=document.createElement("a"),
+k.toJSON=function(){var a;a=0;for(var b;b=vh(this,a++);)xh(b);a=JSON.stringify(this.b,function(a,b){if("file"!=a)return b});a=a.replace(/,"length":512/gm,"").replace(/,"pattern":0/gm,"");a=a.replace(/"(sector|length|data|pattern)":/gm,"$1:");a=a.replace(/,"[^"]*":([0-9]+|true|false)/gm,"");a=a.replace(/(sector|length|data|pattern):/gm,'"$1":');return a=a.replace(/([\]}]),/gm,"$1,\n")};
+function xh(a){var b=a.data,c=b.length;if(c<<2==a.length){for(var d=c-1,e=b[d],f=0;d--&&b[d]===e;)f++;f++&&(b.length=c-f,a.pattern=e)}}function M(a){t.call(this,"RL11",a,M,4194304);this.B=a.autoMount||null;this.H=0;this.f=Array(4);this.L=!Ra("Mobi")&&window&&"FileReader"in window}z(M);k=M.prototype;
+k.ra=function(a,b,c){var d=this;switch(b){case "listDisks":return this.G[b]=c,c.onchange=function(){var a=d.G.descDisk,b=c.options[c.selectedIndex];if(a&&b){var g={};if(b=b.getAttribute("data-value"))try{g=eval("("+b+")")}catch(h){q("RL11 option error: "+h.message)}b=g.desc;void 0===b&&(b="");g=g.href;void 0!==g&&(b='<a href="'+g+'" target="_blank">'+b+"</a>");a.innerHTML=b}},!0;case "descDisk":case "listDrives":return this.G[b]=c,c.onchange=function(){var a=pa(c.value,10);null!=a&&yh(d,a)},!0;case "loadDrive":return this.G[b]=
+c,c.onclick=function(){var a=d.G.listDisks;a&&zh(d,a.options[a.selectedIndex].text,a.value)},!0;case "saveDrive":if(!this.L){c.parentNode.removeChild(c);break}this.G[b]=c;c.onclick=function(){var a=d.G.listDrives;if(a&&a.options&&d.f)if(a=d.f[pa(a.value,10)||0])if(a=a.Ca){var b;b="";for(var c=0,h;h=vh(a,c++);)for(var l=0,m=h.length;l<m;l++)b+=String.fromCharCode(wh(a,h,l));b=btoa(b);a=a.Gc.replace(".json",".img");c=null;b="data:application/octet-stream;base64,"+b;a&&(c=document.createElement("a"),
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-k.Ea=function(a,b,c,d){this.C=a;this.v=b;this.b=c;this.i=d;if((this.B=nd(this.C,"autoMount")||this.B)&&"string"==typeof this.B)try{this.B=eval("("+this.B+")")}catch(e){q("RL11 auto-mount error: "+e.message+" ("+this.B+")"),this.B=null}zh(this);this.O=Qc(112,5);Hb(b,this,Ah,4194304);Bh(this,"None","",!0);this.L&&Bh(this,"Local Disk","?");Bh(this,"Remote Disk","??");Ch(this)||H(this)};
-k.Ga=function(a,b){if(!b){if(!a||!this.restore){if(this.reset(),this.C.sc){for(a=0;a<this.f.length;a++)Dh(this,a,!0);Ch(this,!0)}}else if(!this.restore(a))return!1;if(a=this.G.listDrives){for(;a.firstChild;)a.removeChild(a.firstChild);a.value="";for(b=0;4>b;b++){var c=document.createElement("option");c.value=b;c.text="RL"+b;a.appendChild(c)}a.value="0";xh(this,0)}}return!0};k.Fa=function(a){return a?this.save():!0};k.reset=function(){zh(this)};k.save=function(){return(new N(this)).data()};
-k.restore=function(a){return zh(this,a[0])};function Ch(a,b){b||(a.H=0);if(a.B)for(var c in a.B){var d=a.B[c],e=d.path||"",f;if(!(f=d.name))a:{if((f=a.G.listDisks)&&f.options)for(var g=0;g<f.options.length;g++){var h=f.options[g];if(h.value==e){f=h.text;break a}}f=ra(e,!0)}if(e&&f&&(g=-1,c&&(g=c.charCodeAt(c.length-1)-48,0>g||9<g)&&(g=-1),0<=g&&g<a.f.length)){!Eh(a,g,f,e,!0)&&b&&H(a,!1);continue}a.P("Incorrect auto-mount settings for drive "+c+" ("+JSON.stringify(d)+")")}return!!a.H}
-function yh(a,b,c,d){var e=a.G.listDrives,e=e&&pa(e.value,10);if(void 0===e||0>e||e>=a.f.length)a.P("Unable to load the selected drive");else if(c)if("?"==c)a.P('Use "Choose File" and "Mount" to select and load a local disk.');else{if("??"==c){c=window.prompt("Enter the URL of a remote disk image.","")||"";if(!c)return;b=ra(c);a.status("Attempting to load "+c+' as "'+b+'"')}Eh(a,e,b,c,!1,d)}else Dh(a,e)}
-function Eh(a,b,c,d,e,f){var g=-1,h=a.f[b];h.gb.toLowerCase()!=d.toLowerCase()&&(g++,Dh(a,b,!0),h.ec?a.P("RL11 busy"):(h.ec=!0,e&&(h.dc=!0,a.H++,F(a)&&E(a,"auto-loading disk: "+c)),h.Pb=!!f,rh(new nh(a,h,"preload"),c,d,f,a.Pc)&&g++));return g}
-k.Pc=function(a,b,c,d,e){var f;a.ec=!1;b&&(f=b.b.length?[b.b.length,b.b[0].length,b.b[0][0].length,b.b[0][0][0].length]:[0,0,0,0],b&&f[0]>a.ua||f[1]>a.za)&&(this.P('Disk "'+c+'" too large for drive '+("RL"+a.gc)),b=null);b?(a.Ca=b,a.Xa=c,a.gb=d,this.P('Mounted disk "'+c+'" in drive '+("RL"+a.gc),a.dc||e),this.C&&this.C.rb()):a.Pb=!1;a.dc&&(a.dc=!1,--this.H||H(this));xh(this,a.gc)};
-function Bh(a,b,c,d){if((a=a.G.listDisks)&&a.options){for(var e=0;e<a.options.length;e++)if(a.options[e].value==c)return;e=document.createElement("option");e.text=b;e.value=c;d&&a.childNodes[0]?a.insertBefore(e,a.childNodes[0]):a.appendChild(e)}}
-function xh(a,b){if(0<=b&&b<a.f.length){var c=a.f[b],d=a.G.listDisks;a=a.G.listDrives;if(d&&a&&d.options&&a.options&&(a=pa(a.value,10),c=c.Pb?"?":c.gb,!isNaN(a)&&a==b)){for(b=0;b<d.options.length;b++)if(d.options[b].value==c){d.selectedIndex!=b&&(d.selectedIndex=b);break}b==d.options.length&&(d.selectedIndex=0)}}}function Dh(a,b,c){var d=a.f[b];if(d.Ca||!1===c)d.Xa="",d.gb="",d.Ca=null,d.Pb=!1,c||(a.P("Drive RL"+b+" unloaded",c),xh(a,b))}
-function zh(a,b){var c=0;b||(b=[]);a.ea=b[c++]||0;a.I=b[c++]||0;a.g=b[c++]||0;a.A=b[c++]||0;a.D=b[c++]||0;a.J=b[c]||0;for(b=0;b<a.f.length;b++){var d=a.f[b];void 0===d&&(d=a.f[b]={});c=a;d.gc=b;d.ec=d.Pb=!1;d.name=c.Ya;d.ua=512;d.za=2;d.pa=40;d.La=256;d.fc=!0;d.Te=0;d.Se=0;d.pc=1;d.Nc=d.pa;d.Ac=d.La;d.We=0;d.Ye=null;d.Ca||(d.gb="");d.status=29|(512==d.ua?128:0)}return!0}
+!a.children[0].files.length}),c.onsubmit=function(a){if(a=a.currentTarget[1].files[0]){var b=a.name;zh(d,ra(b,!0),b,a)}return!1},!0;c.parentNode.removeChild(c)}return!1};
+k.Ea=function(a,b,c,d){this.C=a;this.v=b;this.b=c;this.i=d;if((this.B=nd(this.C,"autoMount")||this.B)&&"string"==typeof this.B)try{this.B=eval("("+this.B+")")}catch(e){q("RL11 auto-mount error: "+e.message+" ("+this.B+")"),this.B=null}Ah(this);this.O=Qc(112,5);Hb(b,this,Bh,4194304);Ch(this,"None","",!0);this.L&&Ch(this,"Local Disk","?");Ch(this,"Remote Disk","??");Dh(this)||H(this)};
+k.Ga=function(a,b){if(!b){if(!a||!this.restore){if(this.reset(),this.C.sc){for(a=0;a<this.f.length;a++)Eh(this,a,!0);Dh(this,!0)}}else if(!this.restore(a))return!1;if(a=this.G.listDrives){for(;a.firstChild;)a.removeChild(a.firstChild);a.value="";for(b=0;4>b;b++){var c=document.createElement("option");c.value=b;c.text="RL"+b;a.appendChild(c)}a.value="0";yh(this,0)}}return!0};k.Fa=function(a){return a?this.save():!0};k.reset=function(){Ah(this)};k.save=function(){return(new N(this)).data()};
+k.restore=function(a){return Ah(this,a[0])};function Dh(a,b){b||(a.H=0);if(a.B)for(var c in a.B){var d=a.B[c],e=d.path||"",f;if(!(f=d.name))a:{if((f=a.G.listDisks)&&f.options)for(var g=0;g<f.options.length;g++){var h=f.options[g];if(h.value==e){f=h.text;break a}}f=ra(e,!0)}if(e&&f&&(g=-1,c&&(g=c.charCodeAt(c.length-1)-48,0>g||9<g)&&(g=-1),0<=g&&g<a.f.length)){!Fh(a,g,f,e,!0)&&b&&H(a,!1);continue}a.P("Incorrect auto-mount settings for drive "+c+" ("+JSON.stringify(d)+")")}return!!a.H}
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+k.stop=function(a,b){if(this.w.W){this.w.W=!1;this.J=b-this.Sb;if(!this.S){b="stopped";if(this.J){a-=this.Ob;var c=0<a?Math.round(1E3*this.J/a):0;b+=" (";ue(this)&&(b+=this.wa+" instructions, ",this.wa=0);b+=this.J+" cycles, "+a+" ms, "+c+" hz)"}else F(this,-2147483648)&&(b+=" (use the 't' command to execute blocked faults)");this.j(b)}qd(this,!0);this.rb();ii(this,this.b.u[7]);this.ia=null}};function ue(a){return 1<a.f.length||!!a.ta}
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+function Rh(a){var b,c;a.f=["bp"];if(a.M)for(b=1;b<a.M.length;b++){c=a.M[b];var d=a.v;c=a.aa(c);jd(d.Y[c>>>d.ja],!1)}a.M=["br"];if(a.D)for(b=1;b<a.D.length;b++)c=a.D[b],d=a.v,c=a.aa(c),jd(d.Y[c>>>d.ja],!0);a.D=["bw"];a.mb=0}k.nb=function(a,b,c){var d=!0;c||ji(this,a,b,!1,!0);if(a!=this.f){var e=this.aa(b);if(-1===e)this.j("invalid address: "+J(this,b.F)),d=!1;else{var f=this.v;f.Y[e>>>f.ja].nb(e&f.v,a==this.D)}}d&&(a.push(b),c?b.Oa=!0:(ki(this,a,a.length-1,"set"),Sh(this)));return d};
+function ji(a,b,c,d,e){var f=!1;c=a.aa(c);for(var g=1;g<b.length;g++){var h=b[g];if(c==a.aa(h)&&(!d||h.Oa)){f=!0;h.Oa||e||ki(a,b,g,"cleared");b.splice(g,1);b!=a.f&&(d=a.v,jd(d.Y[c>>>d.ja],b==a.D));h.Oa||Sh(a);break}}return f}function li(a,b){for(var c=1;c<b.length;c++)ki(a,b,c);return b.length-1}function ki(a,b,c,d){c=b[c];a.j(b[0]+" "+J(a,c.F)+(d?" "+d:c.Fc?' "'+c.Fc+'"':""))}
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-function yi(a,b){if(!b){var c;if("object"==typeof resources&&(c=resources.parms))try{b=eval("("+c+")")}catch(d){q(d.message+" ("+c+")")}}a.S=b}function nd(a,b,c){var d=b.toLowerCase(),d=db[b]||db[d];void 0===d&&a.S&&(d=a.S[b]);void 0===d&&c&&(d=c[b]);void 0===d&&"object"==typeof resources&&resources[b]&&(d=b);return d}function Di(a,b,c){for(var d=rb(a.id),e=0;e<=d.length;e++){var f=e<d.length?d[e]:a;if(!wb(f)){wb(f,function(){Di(a,b,c)});return}}b.call(a,c)}
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-k.Jb=function(a){void 0===a&&(a=this.f||(this.I?1:zi));if(!this.C){this.C++;var b=!1,c=!1;this.O=!1;var d=this.J||new N(this,"1.30.3");if(-1==a)b=!0;else if(a>zi){if(Bi(d,this.I)){this.A=new N(this,"1.30.3","failsafe");Bi(this.A)&&(Gi(this,d),a=2,Hi(this.A));this.A.set("timestamp",Ba());Ii(this.A);var e=this.f&&!this.D;if(1==a||Ga("Click OK to restore the previous PDPjs machine state, or CANCEL to reset the machine.")){if(c=Fi(d)){var f=d.get("code"),g=d.get("data");f&&("ok"==f?Bi(d,g):("error"==
-f&&"no machine state"!=g?(this.P("Error: "+g),"unable to verify user"==g&&(Qa("user",""),this.g=null)):this.j(f+": "+g),Hi(d),Bi(d)?(c=Fi(d),e=!0):c=!1))}e&&Ei(this,c?d:null)}else 2==a&&d.clear()}else Ei(this);delete this.I;delete this.J}e=rb(this.id);for(f=0;f<e.length;f++)g=e[f],g!==this&&g!=this.b&&(c=Ji(this,g,d,b,c));b=[d,a,c];-1!=a?Di(this,this.rc,b):this.rc(b)}};
-function Ji(a,b,c,d,e){if(!b.w.ha){b.w.ha=!0;if(b.Ga){var f=null;e&&((f=c.get(b.id))||(f=c.get(b.id.replace(/[a-z0-9]\./i,"."))));"string"===typeof f&&(f=null);!b.Ga(f,d)&&f&&(q("Unable to restore state for "+b.type),a.M&&!a.R?(c.clear(),a.f=zi,window&&window.location.reload()):a.O=!0,b.Ga(null),e=!1)}if(!d&&b.tc)for(a=b.tc.split("|"),c=0;c<a.length;c++)b.status(a[c])}return e}
-k.rc=function(a){var b=a[0],c=0>a[1];a=a[2];this.ca=!0;this.w.ha=!0;var d=this.G.power;d&&(d.textContent="Shutdown");this.b&&(Ji(this,this.b,b,c,a),this.oa(),this.b.sb());this.O&&(Gi(this,b),b.clear());!c&&this.A&&(this.A.clear(),delete this.A);this.C=0};
-function Gi(a,b){if(Ga("There may be a problem with your PDPjs machine.\n\nTo help us diagnose it, click OK to send this PDPjs machine state to http://www.pcjs.org.")){var c=a.g||"";b=b.toString();var d={app:"PDPjs",ver:"1.30.3"};d.url=a.ba;d.user=c;d.type="bug";d.data=b;Da("http://www.pcjs.org/api/v1/report",d,!0)}}
-function wi(a,b,c){var d,e="none";if(a.C)return null;a.C--;var f=new N(a,"1.30.3"),g=new N(a,"1.30.3","validate"),h=Ba();g.set("timestamp",h);f.set("timestamp",h);f.set("version","1.30.3");f.set("url",window?window.location.href:null);f.set("browser",window?window.navigator.userAgent:"");a.b&&a.b.Fa&&(c&&a.b.fa(),d=a.b.Fa(b,c),"object"===typeof d&&f.set(a.b.id,d),c&&(a.b.w.ha=!1,!1===d&&(e=null)));for(var h=rb(a.id),l=0;l<h.length;l++){var m=h[l];m.w.ha&&(m.Fa&&(d=m.Fa(b,c),"object"===typeof d&&f.set(m.id,
-d)),c&&(m.w.ha=!1,!1===d&&(e=null)))}e&&(c?(h=d=!1,b?(a.g&&Ki(a,a.g,f.toString()),Ii(g)&&Ii(f)||(e=null,d=h=!0)):a.f&&(d=!0,h=3==a.f),d&&f.clear(h)):e=f.toString());c&&(a.w.ha=!1,b=a.G.power)&&(b.textContent="Power");a.C=0;return e}
+a.j("\tew [a] [...]  edit words at address a");else{var Gc=$h(a,Td);if(Gc)for(var Hc=2;Hc<g.length;Hc++){var Tb=Lh(a,g[Hc]);if(void 0===Tb){a.j("unrecognized value: "+g[Hc]);break}Tb&~Pd&&a.j("warning: "+p(Tb)+" exceeds "+nb+"-byte value");a.j("changing "+J(a,Gc.F)+(F(a,64)?"":" from "+J(a,Qd.call(a,Gc),nb))+" to "+J(a,Tb,nb));Rd.call(a,Gc,Tb,nb)}}break;case "g":a:{var Kg=g[1],Si=b;if(void 0!==Kg){var Ud=$h(a,Kg,!0);if(!Ud)break a;di(a,Ud,Si);a.nb(a.f,Ud,!0)}a.ib(!0,c)}break;case "h":a.w.W?(c||a.j("halting"),
+a.fa()):vb(a,!0)||c||a.j("already halted");break;case "i":if("if"==g[0]){var Vd;var Ub=b.substr(2),Ub=xa(Ub);Lh(a,Ub)?(c||a.j("true: "+Ub),Vd=!0):(c||a.j("false: "+Ub),Vd=!1);Vd||(d=!1);break}f=!0;break;case "k":var Ti=g[0];if("?"==g[1])a.j("stack trace commands:"),a.j("\tk\tshow frame addresses"),a.j("\tks\tshow symbol information");else{var Wd=0,Xd=Y(),Vb=Y(a.b.u[6]);for(a.j("stack trace for "+J(a,Vb.F));10>Wd;){for(var Pa=null,Ui=256;65536>Vb.F>>>0;){Xd.F=a.na(Vb,2);if(null==Vb.F||!Ui--)break;
+if(!(Xd.F&1)){for(var Vi=a,Ic=Xd,Lg=null,Wb=Ic.F,Mg=Wb,Yd=1;6>=Yd&&Wb;Yd++){if(2<Yd){Ic.F=Wb;var Jc=ni(Vi,Ic);if(0<=Jc.indexOf("JSR")){var Ng=Jc.indexOf(" ");if(Wb+(Jc.indexOf(" ",Ng+1)-Ng-1)/2==Mg){Lg=Jc;break}}}Wb-=2}Ic.F=Mg;if(Pa=Lg)break}}if(!Pa||null==Pa)break;var Og=null;if("ks"==Ti){var Pg=Pa.match(/[0-9A-F]+$/);Pg&&(Og=ui(a,Pg[0]))}Pa=wa(Pa,50)+"  ;"+(Og||"stack="+J(a,Vb.F));a.j(Pa);Wd++}Wd||a.j("no return addresses found")}break;case "l":if("ln"==g[0]){ui(a,g[1],!0);break}f=!0;break;case "m":a:{var na,
+oa=null,G=g[1];"?"==G&&(G=void 0);if(void 0!==G){var Ca=0;if("all"==G)Ca=1878917119,G=null;else if("on"==G)oa=!0,G=null;else if("off"==G)oa=!1,G=null;else{"keys"==G&&(G="key");"kbd"==G&&(G="keyboard");for(na in Bb)if(G==na){Ca=Bb[na];oa=!!(a.ma&Ca);break}if(!Ca){a.j("unknown message category: "+G);break a}}if(Ca)if("on"==g[2])a.ma|=Ca,oa=!0;else if("off"==g[2]&&(a.ma&=~Ca,oa=!1,1073741824==Ca)){for(var Zd=0;Zd<a.va.length;Zd++)a.j(a.va[Zd]);a.va=[]}}var Wi=0,Xb="";for(na in Bb)if(!G||G==na){var Xi=
+!!(a.ma&Bb[na]);if(null===oa||oa==Xi)Xb&&(Xb+=","),++Wi%10||(Xb+="\n\t"),"key"==na&&(na="keys"),Xb+=na}void 0===G&&a.j("message commands:\n\tm [category] [on|off]\tturn categories on/off");a.j((null!==oa?oa?"messages on:  ":"messages off: ":"message categories:\n\t")+(Xb||"none"));Sh(a)}break;case "p":if("print"==g[0]){vi(a,b.substr(5));break}var Yi="pr"==g[0]?1:0;if(a.S)a.j("step in progress");else{var Qg=Y(a.b.u[7]);a.Fb(Qg);a.S?(a.nb(a.f,Qg,!0),a.ib()||(a.C&&a.C.rb(),a.S=0)):wi(a,Yi?"tr":"t")}break;
+case "r":if("reset"==b){a.C&&a.C.reset();break}gi(a,g);break;case "s":a:switch(g[1]){case "base":if(g[2]){var Yb=+g[2];if(8==Yb||10==Yb||16==Yb)a.ca=Yb;else{a.j("invalid base: "+Yb);break}}a.j("default base: "+a.ca);break;case "cs":var Zb;void 0!==g[3]&&(Zb=+g[3]);switch(g[2]){case "int":a.b.wb=Zb;break;case "start":a.b.Ib=Zb;break;case "stop":a.b.xb=Zb;break;default:a.j("unknown cs option");break a}void 0!==Zb&&pd(a.b);a.j("checksums "+(a.b.w.vb?"enabled":"disabled"));break;case "sp":void 0!==g[2]&&
+(td(a.b,+g[2])||a.j("warning: using 1x multiplier, previous target not reached"));a.j("target speed: "+(a.b.ob.toFixed(2)+"Mhz")+" ("+a.b.eb+"x)");break;default:if(g[1]){a.j("unknown option: "+g[1]);break}case "?":a.j("debugger options:"),a.j("\tbase #\t\tset default base to #"),a.j("\tcs int #\tset checksum cycle interval to #"),a.j("\tcs start #\tset checksum cycle start count to #"),a.j("\tcs stop #\tset checksum cycle stop count to #"),a.j("\tsp #\t\tset speed multiplier to #")}break;case "t":wi(a,
+g[0],g[1]);break;case "u":hi(a,g[1],g[2],8);break;case "v":if("var"==g[0]){ti(a,b.substr(3))||(d=!1);break}if("ver"==g[0]){a.j("PDPjs version 1.30.3 ("+a.b.cb+",RELEASE"+(zb?",TYPEDARRAYS":",LONGARRAYS")+")");a.j(window?window.navigator.userAgent:"");break}f=!0;break;case "?":if(g[1]){vi(a,b.substr(1));break}var $d="commands:",ae;for(ae in Uh)$d+="\n"+wa(ae,9)+Uh[ae];ue(a)||($d+="\nnote: history disabled if no exec breakpoints");a.j($d);break;default:f=!0}f&&(a.j("unknown command: "+b),d=!1)}}catch(Rg){a.j("debugger error: "+
+(Rg.stack||Rg.message)),d=!1}return d}function rd(a,b,c){b=Jh(a,b,c);for(var d in b)if(!mi(a,b[+d]))return!1;return!0}Za(function(){for(var a=D(document,"pdp11","debugger"),b=0;b<a.length;b++){var c=a[b],d=A(c),d=new Qh(d);B(d,c)}});
+function yi(a,b,c){t.call(this,"Computer",a,yi,67108864);this.w.ha=!1;zi(this,b);this.L=nd(this,"autoPower",a);this.C=0;this.X=a.busWidth||a.buswidth;this.f=Ai;this.I=null;this.D=this.R=!1;this.ba=nd(this,"url")||"";(Math.random()+.1).toString(36);this.g=Bi(this);if(this.b=tb("CPU",this.id)){this.i=tb("Debugger",this.id);this.v=new nc({id:this.Qa+".bus",busWidth:this.X},this.b,this.i);var d,e=rb(this.id);if((this.B=tb("Panel",this.id))&&this.B.Ra)for(b=0;b<e.length;b++)d=e[b],d.P=this.B.P,d.j=this.B.j,
+d.Ra=this.B.Ra;this.j("PDPjs v1.30.3\nCopyright \u00a9 2012-2016 Jeff Parsons <Jeff@pcjs.org>\nLicense: GPL version 3 or later <http://gnu.org/licenses/gpl.html>");this.j("Portions adapted from the PDP-11/70 Emulator v1.4 by Paul Nankervis <paulnank@hotmail.com>");for(b=0;b<e.length;b++)d=e[b],d.Ea&&d.Ea(this,this.v,this.b,this.i);b=null;d=a.resume;void 0!==d&&(1<d.length?b=this.H=d:this.f=parseInt(d,10));var f;if(a=nd(this,"state")||(f=!0,a.state))b=this.M=a,f||(this.D=!0,this.f=Ai),this.f&&(this.J=
+new N(this,"1.30.3"),Ci(this.J)?b=null:delete this.J);!b&&this.f&&(b=Di(this))&&(this.D=!0);if(b){var g=this;Da(b,null,!0,function(a,b,c){c?(g.H=null,g.D=!1,g.P("Unable to load machine state from server (error "+c+(b?": "+xa(b):"")+")")):(g.I=b,g.R=!0);H(g)})}else H(this);this.G.power||(this.L=!0);!c&&this.L&&Ei(this,this.Jb)}else q("Unable to find CPU component")}z(yi);var Ai=0;
+function zi(a,b){if(!b){var c;if("object"==typeof resources&&(c=resources.parms))try{b=eval("("+c+")")}catch(d){q(d.message+" ("+c+")")}}a.S=b}function nd(a,b,c){var d=b.toLowerCase(),d=db[b]||db[d];void 0===d&&a.S&&(d=a.S[b]);void 0===d&&c&&(d=c[b]);void 0===d&&"object"==typeof resources&&resources[b]&&(d=b);return d}function Ei(a,b,c){for(var d=rb(a.id),e=0;e<=d.length;e++){var f=e<d.length?d[e]:a;if(!wb(f)){wb(f,function(){Ei(a,b,c)});return}}b.call(a,c)}
+function Fi(a,b){var c=new N(a,"1.30.3","validate");if(Ci(c)&&Gi(c)){var d=c.get("timestamp"),e=b?b.get("timestamp"):"unknown";d!=e&&(a.P("Machine state may be out-of-date\n("+d+" vs. "+e+")\nCheck your browser's local storage limits"),b||c.clear())}}k=yi.prototype;
+k.Jb=function(a){void 0===a&&(a=this.f||(this.I?1:Ai));if(!this.C){this.C++;var b=!1,c=!1;this.O=!1;var d=this.J||new N(this,"1.30.3");if(-1==a)b=!0;else if(a>Ai){if(Ci(d,this.I)){this.A=new N(this,"1.30.3","failsafe");Ci(this.A)&&(Hi(this,d),a=2,Ii(this.A));this.A.set("timestamp",Ba());Ji(this.A);var e=this.f&&!this.D;if(1==a||Ga("Click OK to restore the previous PDPjs machine state, or CANCEL to reset the machine.")){if(c=Gi(d)){var f=d.get("code"),g=d.get("data");f&&("ok"==f?Ci(d,g):("error"==
+f&&"no machine state"!=g?(this.P("Error: "+g),"unable to verify user"==g&&(Qa("user",""),this.g=null)):this.j(f+": "+g),Ii(d),Ci(d)?(c=Gi(d),e=!0):c=!1))}e&&Fi(this,c?d:null)}else 2==a&&d.clear()}else Fi(this);delete this.I;delete this.J}e=rb(this.id);for(f=0;f<e.length;f++)g=e[f],g!==this&&g!=this.b&&(c=Ki(this,g,d,b,c));b=[d,a,c];-1!=a?Ei(this,this.rc,b):this.rc(b)}};
+function Ki(a,b,c,d,e){if(!b.w.ha){b.w.ha=!0;if(b.Ga){var f=null;e&&((f=c.get(b.id))||(f=c.get(b.id.replace(/[a-z0-9]\./i,"."))));"string"===typeof f&&(f=null);!b.Ga(f,d)&&f&&(q("Unable to restore state for "+b.type),a.M&&!a.R?(c.clear(),a.f=Ai,window&&window.location.reload()):a.O=!0,b.Ga(null),e=!1)}if(!d&&b.tc)for(a=b.tc.split("|"),c=0;c<a.length;c++)b.status(a[c])}return e}
+k.rc=function(a){var b=a[0],c=0>a[1];a=a[2];this.ca=!0;this.w.ha=!0;var d=this.G.power;d&&(d.textContent="Shutdown");this.b&&(Ki(this,this.b,b,c,a),this.oa(),this.b.sb());this.O&&(Hi(this,b),b.clear());!c&&this.A&&(this.A.clear(),delete this.A);this.C=0};
+function Hi(a,b){if(Ga("There may be a problem with your PDPjs machine.\n\nTo help us diagnose it, click OK to send this PDPjs machine state to http://www.pcjs.org.")){var c=a.g||"";b=b.toString();var d={app:"PDPjs",ver:"1.30.3"};d.url=a.ba;d.user=c;d.type="bug";d.data=b;Da("http://www.pcjs.org/api/v1/report",d,!0)}}
+function xi(a,b,c){var d,e="none";if(a.C)return null;a.C--;var f=new N(a,"1.30.3"),g=new N(a,"1.30.3","validate"),h=Ba();g.set("timestamp",h);f.set("timestamp",h);f.set("version","1.30.3");f.set("url",window?window.location.href:null);f.set("browser",window?window.navigator.userAgent:"");a.b&&a.b.Fa&&(c&&a.b.fa(),d=a.b.Fa(b,c),"object"===typeof d&&f.set(a.b.id,d),c&&(a.b.w.ha=!1,!1===d&&(e=null)));for(var h=rb(a.id),l=0;l<h.length;l++){var m=h[l];m.w.ha&&(m.Fa&&(d=m.Fa(b,c),"object"===typeof d&&f.set(m.id,
+d)),c&&(m.w.ha=!1,!1===d&&(e=null)))}e&&(c?(h=d=!1,b?(a.g&&Li(a,a.g,f.toString()),Ji(g)&&Ji(f)||(e=null,d=h=!0)):a.f&&(d=!0,h=3==a.f),d&&f.clear(h)):e=f.toString());c&&(a.w.ha=!1,b=a.G.power)&&(b.textContent="Power");a.C=0;return e}
 k.reset=function(){this.v&&this.v.reset&&(E(this,"Resetting "+this.v.type),this.v.reset());this.b&&this.b.reset&&(E(this,"Resetting "+this.b.type),this.b.reset());for(var a=rb(this.id),b=0;b<a.length;b++){var c=a[b];c!==this&&c!==this.v&&c!==this.b&&c.reset&&(E(this,"Resetting "+c.type),c.reset())}this.oa(-1)};k.start=function(a,b){for(var c=rb(this.id),d=0;d<c.length;d++){var e=c[d];"CPU"!=e.type&&e!==this&&e.start&&e.start(a,b)}this.oa(-1)};
 k.stop=function(a,b){for(var c=rb(this.id),d=0;d<c.length;d++){var e=c[d];"CPU"!=e.type&&e!==this&&e.stop&&e.stop(a,b)}this.oa(-1)};
 k.oa=function(a){if(this.b){var b=this.b,c=b.G.speed;c&&(c.textContent=b.w.W&&b.ba?b.ba.toFixed(2)+"Mhz":"Stopped")}if(this.B&&(b=this.B,b.H)){var c=b.b.w.W,d=!!(b.b.K&4);if(!(0<a&&60>(b.J+=a))){for(var e=0;e<b.b.u.length;e++)bc(b,"R"+e,b.b.u[e]);e=Tc(b.b);bc(b,"PS",e);bc(b,"NF",e&8?1:0,1);bc(b,"ZF",e&4?1:0,1);bc(b,"VF",e&2?1:0,1);bc(b,"CF",e&1?1:0,1);b.J=0}ic(b,0<a&&c&&!d?b.b.u[7]:b.f);hc(b,b.D);a=b.b.Ua?b.b.pb&16?1:2:4;kc(b,"B22",a&1);kc(b,"B18",a&2);kc(b,"B16",a&4)}};
-k.ra=function(a,b,c){var d=this;switch(b){case "power":return this.G[b]=c,c.onclick=function(){d.C||(d.w.ha?wi(d,!1,!0):Di(d,d.Jb))},!0;case "reset":return this.G[b]=c,c.onclick=function(){if(d.w.ha&&!d.C)if(d.f&&!d.H){var a=Ga("Click OK to save changes to this PDPjs machine.\n\nWARNING: If you CANCEL, all disk changes will be discarded.");wi(d,a,!0);!a&&d.M?window&&window.location.reload():(a||(d.sc=!0),d.Jb(zi),d.sc=!1)}else d.reset(),d.b&&d.b.sb()},!0;case "save":if(ta(Fa(),"pcjs.org"))c.parentNode.removeChild(c);
-else return this.G[b]=c,c.onclick=function(){var a=Ai(d,!0);if(a){var b=!!(d.f&&!d.H||d.M),c=wi(d,b);b?Ki(d,a,c):d.P("Resume disabled, machine state not saved")}},!0}return!1};
-function Ai(a,b){var c=a.g;c||((c=Ka("user"),void 0!==c)?!c&&b&&(b=null,window&&(b=window.prompt("Saving machine states on the pcjs.org server is currently unsupported.\n\nIf you're running your own server, enter your user ID below.","")),c=b)&&((c=Li(a,c))||a.P("The user ID is invalid.")):b&&a.P("Browser local storage is not available"));return c}
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