diff --git a/MathJax.js b/MathJax.js
index a0ea58b4e..c345e4cbc 100644
--- a/MathJax.js
+++ b/MathJax.js
@@ -26,5 +26,5 @@ if (!window.MathJax) {window.MathJax = {}}
 
 MathJax.isPacked = true;
 
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Array)){this.require=[this.require]}}this.require.push(b.ElementJax.directory+"/"+(i.split(/\//)[1])+"/"+this.JAXFILE)},Remove:function(h){}},{version:"1.1",directory:g.directory+"/output",extensionDir:g.extensionDir,fontDir:e+(b.isPacked?"":"/..")+"/fonts"});b.ElementJax=g.Subclass({Init:function(i,h){return this.constructor.Subclass(i,h)},inputJax:null,outputJax:null,inputID:null,originalText:"",mimeType:"",Text:function(i,j){var h=this.SourceElement();b.HTML.setScript(h,i);h.MathJax.state=this.STATE.UPDATE;return c.Update(h,j)},Reprocess:function(i){var h=this.SourceElement();h.MathJax.state=this.STATE.UPDATE;return c.Reprocess(h,i)},Update:function(i){var h=this.SourceElement();h.MathJax.state=this.STATE.OUTPUT;return c.Process(h,i)},Remove:function(){this.outputJax.Remove(this);c.signal.Post(["Remove Math",this.inputID]);this.Detach()},SourceElement:function(){return document.getElementById(this.inputID)},Attach:function(i,j){var h=i.MathJax.elementJax;if(i.MathJax.state===this.STATE.UPDATE){h.Clone(this)}else{h=i.MathJax.elementJax=this;if(i.id){this.inputID=i.id}else{i.id=this.inputID=b.ElementJax.GetID();this.newID=1}}h.originalText=(i.text==""?i.innerHTML:i.text);h.inputJax=j;if(h.root){h.root.inputID=h.inputID}},Detach:function(){var h=this.SourceElement();if(!h){return}try{delete h.MathJax}catch(i){h.MathJax=null}if(this.newID){h.id=""}},Clone:function(h){var i;for(i in this){if(!this.hasOwnProperty(i)){continue}if(typeof(h[i])==="undefined"&&i!=="newID"){delete this[i]}}for(i in h){if(!this.hasOwnProperty(i)){continue}if(typeof(this[i])==="undefined"||(this[i]!==h[i]&&i!=="inputID")){this[i]=h[i]}}}},{version:"1.1",directory:g.directory+"/element",extensionDir:g.extensionDir,ID:0,STATE:{PENDING:1,PROCESSED:2,UPDATE:3,OUTPUT:4},GetID:function(){this.ID++;return"MathJax-Element-"+this.ID},Subclass:function(){var h=g.Subclass.apply(this,arguments);h.loadComplete=this.prototype.loadComplete;return h}});b.ElementJax.prototype.STATE=b.ElementJax.STATE})("MathJax");(function(l){var f=window[l];if(!f){f=window[l]={}}var c=f.Hub;var q=c.Startup;var u=c.config;var e=document.getElementsByTagName("head")[0];if(!e){e=document.childNodes[0]}var b=(document.documentElement||document).getElementsByTagName("script");var d=new RegExp("(^|/)"+l+"\\.js(\\?.*)?$");for(var o=b.length-1;o>=0;o--){if(b[o].src.match(d)){q.script=b[o].innerHTML;if(RegExp.$2){var r=RegExp.$2.substr(1).split(/\&/);for(var n=0,h=r.length;n<h;n++){var k=r[n].match(/(.*)=(.*)/);if(k){q.params[unescape(k[1])]=unescape(k[2])}}}u.root=b[o].src.replace(/(^|\/)[^\/]*(\?.*)?$/,"");break}}f.Ajax.config=u;var a={isMac:(navigator.platform.substr(0,3)==="Mac"),isPC:(navigator.platform.substr(0,3)==="Win"),isMSIE:(window.ActiveXObject!=null&&window.clipboardData!=null),isFirefox:(window.netscape!=null&&document.ATTRIBUTE_NODE!=null&&!window.opera),isSafari:(navigator.userAgent.match(/ (Apple)?WebKit\//)!=null&&!window.chrome),isChrome:(window.chrome!=null&&window.chrome.loadTimes!=null),isOpera:(window.opera!=null&&window.opera.version!=null),isKonqueror:(window.hasOwnProperty&&window.hasOwnProperty("konqueror")&&navigator.vendor=="KDE"),versionAtLeast:function(x){var w=(this.version).split(".");x=(new String(x)).split(".");for(var y=0,j=x.length;y<j;y++){if(w[y]!=x[y]){return parseInt(w[y]||"0")>=parseInt(x[y])}}return true},Select:function(j){var i=j[c.Browser];if(i){return i(c.Browser)}return null}};var g=navigator.userAgent.replace(/^Mozilla\/(\d+\.)+\d+ /,"").replace(/[a-z][-a-z0-9._: ]+\/\d+[^ ]*-[^ ]*\.([a-z][a-z])?\d+ /i,"").replace(/Gentoo |Ubuntu\/(\d+\.)*\d+ (\([^)]*\) )?/,"");c.Browser=c.Insert(c.Insert(new String("Unknown"),{version:"0.0"}),a);for(var t in a){if(a.hasOwnProperty(t)){if(a[t]&&t.substr(0,2)==="is"){t=t.slice(2);if(t==="Mac"||t==="PC"){continue}c.Browser=c.Insert(new String(t),a);var p=new RegExp(".*(Version)/((?:\\d+\\.)+\\d+)|.*("+t+")"+(t=="MSIE"?" ":"/")+"((?:\\d+\\.)*\\d+)|(?:^|\\(| )([a-z][-a-z0-9._: ]+|(?:Apple)?WebKit)/((?:\\d+\\.)+\\d+)");var s=p.exec(g)||["","","","unknown","0.0"];c.Browser.name=(s[1]=="Version"?t:(s[3]||s[5]));c.Browser.version=s[2]||s[4]||s[6];break}}}c.Browser.Select({Safari:function(j){var i=parseInt((String(j.version).split("."))[0]);if(i>85){j.webkit=j.version}if(i>=533){j.version="5.0"}else{if(i>=526){j.version="4.0"}else{if(i>=525){j.version="3.1"}else{if(i>500){j.version="3.0"}else{if(i>400){j.version="2.0"}else{if(i>85){j.version="1.0"}}}}}}},Firefox:function(j){if(j.version==="0.0"&&navigator.product==="Gecko"&&navigator.productSub){var i=navigator.productSub.substr(0,8);if(i>="20090630"){j.version="3.5"}else{if(i>="20080617"){j.version="3.0"}else{if(i>="20061024"){j.version="2.0"}}}}},Opera:function(i){i.version=opera.version()},MSIE:function(i){i.isIE9=!!(document.documentMode&&(window.performance||window.msPerformance));MathJax.HTML.setScriptBug=!i.isIE9||document.documentMode<9}});c.Browser.Select(MathJax.Message.browsers);c.queue=f.Callback.Queue();c.queue.Push(["Post",q.signal,"Begin"],["Config",q],["Cookie",q],["Styles",q],function(){var i=f.Callback.Queue(q.Jax(),q.Extensions());return i.Push({})},["Menu",q],q.onLoad(),function(){MathJax.isReady=true},["Typeset",q],["Post",q.signal,"End"])})("MathJax")}};
 
diff --git a/unpacked/MathJax.js b/unpacked/MathJax.js
index 5eaf648a3..b46fb02c1 100644
--- a/unpacked/MathJax.js
+++ b/unpacked/MathJax.js
@@ -29,7 +29,7 @@ if (document.getElementById && document.childNodes && document.createElement) {
 if (!window.MathJax) {window.MathJax= {}}
 if (!MathJax.Hub) {  // skip if already loaded
   
-MathJax.version = "1.1.3";
+MathJax.version = "1.1.4";
 
 /**********************************************************/
 
@@ -365,25 +365,52 @@ MathJax.version = "1.1.3";
   };
 
   //
-  //  Run an array of callbacks passing them the given data.
-  //  If any return callbacks, return a callback that will be 
-  //  executed when they all have completed.
+  //  An array or priorities hooks that are executed sequentially
+  //  with a given set of data.
   //
-  var HOOKS = function (hooks,data,reset) {
-    if (!hooks) {return null}
-    if (!(hooks instanceof Array)) {hooks = [hooks]}
-    if (!(data instanceof Array))  {data = (data == null ? [] : [data])}
-    var callbacks = [{}];
-    for (var i = 0, m = hooks.length; i < m; i++) {
-      if (reset) {hooks[i].reset()}
-      var result = hooks[i].apply(window,data);
-      if (ISCALLBACK(result) && !result.called) {callbacks.push(result)}
+  var HOOKS = MathJax.Object.Subclass({
+    //
+    //  Initialize the array and the auto-reset status
+    //
+    Init: function (reset) {
+      this.hooks = [];
+      this.reset = reset;
+    },
+    //
+    //  Add a callback to the list, in priority order (default priority is 10)
+    //
+    Add: function (hook,priority) {
+      if (priority == null) {priority = 10}
+      if (!ISCALLBACK(hook)) {hook = USING(hook)}
+      hook.priority = priority;
+      var i = this.hooks.length;
+      while (i > 0 && priority < this.hooks[i-1].priority) {i--}
+      this.hooks.splice(i,0,hook);
+      return hook;
+    },
+    Remove: function (hook) {
+      for (var i = 0, m = this.hooks.length; i < m; i++) {
+        if (this.hooks[i] === hook) {this.hooks.splice(i,1); return}
+      }
+    },
+    //
+    //  Execute the list of callbacks, resetting them if requested.
+    //  If any return callbacks, return a callback that will be 
+    //  executed when they all have completed.
+    //
+    Execute: function () {
+      var callbacks = [{}];
+      for (var i = 0, m = this.hooks.length; i < m; i++) {
+        if (this.reset) {this.hooks[i].reset()}
+        var result = this.hooks[i].apply(window,arguments);
+        if (ISCALLBACK(result) && !result.called) {callbacks.push(result)}
+      }
+      if (callbacks.length === 1) {return null}
+      if (callbacks.length === 2) {return callbacks[1]}
+      return AFTER.apply({},callbacks);
     }
-    if (callbacks.length === 1) {return null}
-    if (callbacks.length === 2) {return callbacks[1]}
-    return AFTER.apply({},callbacks);
-  };
-  
+  });
+   
   //
   //  Command queue that performs commands in order, waiting when
   //  necessary for commands to complete asynchronousely
@@ -446,8 +473,8 @@ MathJax.version = "1.1.3";
     Init: function (name) {
       QUEUE.prototype.Init.call(this);
       this.name = name;
-      this.posted = [];     // the messages posted so far
-      this.listeners = [];  // those with interest in this signal
+      this.posted = [];              // the messages posted so far
+      this.listeners = HOOKS(true);  // those with interest in this signal
     },
     //
     // Post a message to the signal listeners, with callback for when complete
@@ -459,12 +486,9 @@ MathJax.version = "1.1.3";
       } else {
         this.callback = callback; callback.reset();
         if (!forget) {this.posted.push(message)}
-        this.Suspend(); this.posting = 1;
-        for (var i = 0, m = this.listeners.length; i < m; i++) {
-          this.listeners[i].reset();
-          var result = (this.listeners[i])(message);
-          if (ISCALLBACK(result) && !result.called) {WAITFOR(result,this)}
-        }
+        this.Suspend(); this.posting = true;
+        var result = this.listeners.Execute(message);
+        if (ISCALLBACK(result) && !result.called) {WAITFOR(result,this)}
         this.Resume(); delete this.posting;
         if (!this.pending) {this.call()}
       }
@@ -490,11 +514,11 @@ MathJax.version = "1.1.3";
     
     //
     //  A listener calls this to register intrest in the signal (so it will be called
-    //  when posts occur).  If ignorePast is 1, it will not be sent the post history.
+    //  when posts occur).  If ignorePast is true, it will not be sent the post history.
     //
-    Interest: function (callback,ignorePast) {
+    Interest: function (callback,ignorePast,priority) {
       callback = USING(callback);
-      this.listeners[this.listeners.length] = callback;
+      this.listeners.Add(callback,priority);
       if (!ignorePast) {
         for (var i = 0, m = this.posted.length; i < m; i++) {
           callback.reset();
@@ -508,19 +532,17 @@ MathJax.version = "1.1.3";
     //  A listener calls this to remove itself from a signal
     //
     NoInterest: function (callback) {
-      for (var i = 0, m = this.listeners.length; i < m; i++) {
-        if (this.listeners[i] === callback) {this.listeners.splice(i,1); return}
-      }
+      this.listeners.Remove(callback);
     },
     
     //
     //  Hook a callback to a particular message on this signal
     //
-    MessageHook: function (msg,callback) {
+    MessageHook: function (msg,callback,priority) {
       callback = USING(callback);
       if (!this.hooks) {this.hooks = {}; this.Interest(["ExecuteHooks",this])}
-      if (!this.hooks[msg]) {this.hooks[msg] = []}
-      this.hooks[msg].push(callback);
+      if (!this.hooks[msg]) {this.hooks[msg] = HOOKS(true)}
+      this.hooks[msg].Add(callback,priority);
       for (var i = 0, m = this.posted.length; i < m; i++)
         {if (this.posted[i] == msg) {callback.reset(); callback(this.posted[i])}}
       return callback;
@@ -530,7 +552,8 @@ MathJax.version = "1.1.3";
     //
     ExecuteHooks: function (msg,more) {
       var type = ((msg instanceof Array) ? msg[0] : msg);
-      return HOOKS(this.hooks[type],[msg],true);
+      if (!this.hooks[type]) {return null}
+      return this.hooks[type].Execute(msg);
     }
     
   },{
@@ -549,7 +572,7 @@ MathJax.version = "1.1.3";
   BASE.Callback.After = AFTER;
   BASE.Callback.Queue = QUEUE;
   BASE.Callback.Signal = SIGNAL.find;
-  BASE.Callback.ExecuteHooks = HOOKS;
+  BASE.Callback.Hooks = HOOKS;
 })("MathJax");
 
 /**********************************************************/
@@ -634,8 +657,7 @@ MathJax.version = "1.1.3";
         else {type = file.split(/\./).pop().toUpperCase()}
       file = this.fileURL(file);
       if (this.loading[file]) {
-        if (!this.loadHooks[file]) {this.loadHooks[file] = []}
-        this.loadHooks[file].push(callback);
+        this.addHook(file,callback);
       } else {
         this.head = HEAD(this.head);
         if (this.loader[type]) {this.loader[type].call(this,file,callback)}
@@ -648,18 +670,18 @@ MathJax.version = "1.1.3";
     //  Register a load hook for a particular file (it will be called when
     //  loadComplete() is called for that file)
     //
-    LoadHook: function (file,callback) {
+    LoadHook: function (file,callback,priority) {
       callback = BASE.Callback(callback);
       if (file instanceof Object) {for (var i in file) {file = file[i]}}
       file = this.fileURL(file);
-      if (this.loaded[file]) {
-        callback(this.loaded[file]);
-      } else {
-        if (!this.loadHooks[file]) {this.loadHooks[file] = []}
-        this.loadHooks[file].push(callback);
-      }
+      if (this.loaded[file]) {callback(this.loaded[file])}
+        else {this.addHook(file,callback,priority)}
       return callback;
     },
+    addHook: function (file,callback,priority) {
+      if (!this.loadHooks[file]) {this.loadHooks[file] = MathJax.Callback.Hooks()}
+      this.loadHooks[file].Add(callback,priority);
+    },
     
     //
     //  Used when files are combined in a preloading configuration file
@@ -817,13 +839,13 @@ MathJax.version = "1.1.3";
 	  SCRIPTS.push(loading.script);
 	}
         this.loaded[file] = loading.status; delete this.loading[file];
-        if (!this.loadHooks[file]) {this.loadHooks[file] = []}
-        this.loadHooks[file].push(loading.callback);
+        this.addHook(file,loading.callback);
       } else {
         this.loaded[file] = this.STATUS.OK;
         loading = {status: this.STATUS.OK}
       }
-      BASE.Callback.ExecuteHooks(this.loadHooks[file],loading.status);
+      if (!this.loadHooks[file]) {return null}
+      return this.loadHooks[file].Execute(loading.status);
     },
     
     //
@@ -1180,8 +1202,8 @@ MathJax.Hub = {
     "v1.0-compatible": true,  // set to false to prevent loading of default configuration file
     elements: [],    // array of elements to process when none is given explicitly
      
-    preProcessors: [], // list of callbacks for preprocessing (initialized by extensions)
-    inputJax: {},      // mime-type mapped to input jax (by registration)
+    preProcessors: MathJax.Callback.Hooks(true), // list of callbacks for preprocessing (initialized by extensions)
+    inputJax: {},          // mime-type mapped to input jax (by registration)
     outputJax: {order:{}}, // mime-type mapped to output jax list (by registration)
 
     menuSettings: {
@@ -1222,7 +1244,7 @@ MathJax.Hub = {
   },
   
   Register: {
-    PreProcessor: function (callback) {MathJax.Hub.config.preProcessors.push(MathJax.Callback(callback))},
+    PreProcessor: function () {MathJax.Hub.config.preProcessors.Add.apply(MathJax.Hub.config.preProcessors,arguments)},
     MessageHook: function () {return MathJax.Hub.signal.MessageHook.apply(MathJax.Hub.signal,arguments)},
     StartupHook: function () {return MathJax.Hub.Startup.signal.MessageHook.apply(MathJax.Hub.Startup.signal,arguments)},
     LoadHook: function () {return MathJax.Ajax.LoadHook.apply(MathJax.Ajax,arguments)}
@@ -1301,8 +1323,7 @@ MathJax.Hub = {
       if (ec.elements[i]) {
         queue.Push(
           ["Post",this.signal,["Begin PreProcess",ec.elements[i]]],
-          ["ExecuteHooks",MathJax.Callback,
-            (arguments.callee.disabled ? [] : this.config.preProcessors), ec.elements[i], true],
+          (arguments.callee.disabled? {} : ["Execute",this.config.preProcessors,ec.elements[i]]),
           ["Post",this.signal,["End PreProcess",ec.elements[i]]]
         );
       }