var AJS={BASE_URL:"",getElement:function(id){if(typeof(id)=="string")
return document.getElementById(id);else
return id;},getElements:function(){var elements=new Array();for(var i=0;i<arguments.length;i++){var element=this.getElement(arguments[i]);elements.push(element);}
return elements;},getQueryArgument:function(var_name){var query=window.location.search.substring(1);var vars=query.split("&");for(var i=0;i<vars.length;i++){var pair=vars[i].split("=");if(pair[0]==var_name){return pair[1];}}
return null;},isIe:function(){return(navigator.userAgent.toLowerCase().indexOf("msie")!=-1&&navigator.userAgent.toLowerCase().indexOf("opera")==-1);},isNetscape7:function(){return(navigator.userAgent.toLowerCase().indexOf("netscape")!=-1&&navigator.userAgent.toLowerCase().indexOf("7.")!=-1);},isSafari:function(){return(navigator.userAgent.toLowerCase().indexOf("khtml")!=-1);},isOpera:function(){return(navigator.userAgent.toLowerCase().indexOf("opera")!=-1);},isMozilla:function(){return(navigator.userAgent.toLowerCase().indexOf("gecko")!=-1&&navigator.productSub>=20030210);},getBody:function(){return this.getElementsByTagAndClassName('body')[0]},getElementsByTagAndClassName:function(tag_name,class_name,parent){var class_elements=[];if(!this.isDefined(parent))
parent=document;if(!this.isDefined(tag_name))
tag_name='*';var els=parent.getElementsByTagName(tag_name);var els_len=els.length;var pattern=new RegExp("(^|\\s)"+class_name+"(\\s|$)");for(i=0,j=0;i<els_len;i++){if(pattern.test(els[i].className)||class_name==null){class_elements[j]=els[i];j++;}}
return class_elements;},nodeName:function(elm){return elm.nodeName.toLowerCase();},isElementHidden:function(elm){return elm.style.visibility=="hidden";},getLast:function(list){if(list.length>0)
return list[list.length-1];else
return null;},getFirst:function(list){if(list.length>0)
return list[0];else
return null;},createArray:function(v){if(this.isArray(v))
return v;else if(!v)
return[];else
return[v];},map:function(list,fn,start_index,end_index){var i=0,l=list.length;if(start_index)
i=start_index;if(end_index)
l=end_index;for(i;i<l;i++)
fn.apply(this,[list[i]]);},isIn:function(str,list){var ein=false;var fn=function(elm){if(str==elm)
ein=true;};this.map(list,fn);return ein;},appendChildNodes:function(node){if(arguments.length>=2){AJS.map(arguments,function(n){if(this.isString(n))
n=this.TN(n);if(this.isDefined(n))
node.appendChild(n);},1);}
return node;},replaceChildNodes:function(node){var child;while((child=node.firstChild))
node.removeChild(child);if(arguments.length<2)
return node;else
return this.appendChildNodes.apply(this,arguments);return node;},insertAfter:function(node,referenceNode){referenceNode.parentNode.insertBefore(node,referenceNode.nextSibling);return node;},insertBefore:function(node,referenceNode){referenceNode.parentNode.insertBefore(node,referenceNode);return node;},showElement:function(){this.map(arguments,function(elm){elm.style.display=''});},hideElement:function(elm){this.map(arguments,function(elm){elm.style.display='none'});},swapDOM:function(dest,src){dest=this.getElement(dest);var parent=dest.parentNode;if(src){src=this.getElement(src);parent.replaceChild(src,dest);}else{parent.removeChild(dest);}
return src;},removeElement:function(){this.map(arguments,function(elm){AJS.swapDOM(elm,null);});},createDOM:function(name,attrs){var i=0,attr;elm=document.createElement(name);if(this.isDict(attrs[i])){for(k in attrs[0]){if(k=="style")
elm.style.cssText=attrs[0][k];else if(k=="class")
elm.className=attrs[0][k];else{attr=attrs[0][k];elm.setAttribute(k,attr);}}
i++;}
if(attrs[0]==null)
i=1;AJS.map(attrs,function(n){if(this.isDefined(n)){if(this.isString(n))
n=this.TN(n);elm.appendChild(n);}},i);return elm;},UL:function(){return this.createDOM.apply(this,["ul",arguments]);},LI:function(){return this.createDOM.apply(this,["li",arguments]);},TD:function(){return this.createDOM.apply(this,["td",arguments]);},TR:function(){return this.createDOM.apply(this,["tr",arguments]);},TH:function(){return this.createDOM.apply(this,["th",arguments]);},TBODY:function(){return this.createDOM.apply(this,["tbody",arguments]);},TABLE:function(){return this.createDOM.apply(this,["table",arguments]);},INPUT:function(){return this.createDOM.apply(this,["input",arguments]);},SPAN:function(){return this.createDOM.apply(this,["span",arguments]);},B:function(){return this.createDOM.apply(this,["b",arguments]);},A:function(){return this.createDOM.apply(this,["a",arguments]);},DIV:function(){return this.createDOM.apply(this,["div",arguments]);},IMG:function(){return this.createDOM.apply(this,["img",arguments]);},BUTTON:function(){return this.createDOM.apply(this,["button",arguments]);},H1:function(){return this.createDOM.apply(this,["h1",arguments]);},H2:function(){return this.createDOM.apply(this,["h2",arguments]);},H3:function(){return this.createDOM.apply(this,["h3",arguments]);},BR:function(){return this.createDOM.apply(this,["br",arguments]);},TEXTAREA:function(){return this.createDOM.apply(this,["textarea",arguments]);},FORM:function(){return this.createDOM.apply(this,["form",arguments]);},P:function(){return this.createDOM.apply(this,["p",arguments]);},SELECT:function(){return this.createDOM.apply(this,["select",arguments]);},OPTION:function(){return this.createDOM.apply(this,["option",arguments]);},TN:function(text){return document.createTextNode(text);},IFRAME:function(){return this.createDOM.apply(this,["iframe",arguments]);},SCRIPT:function(){return this.createDOM.apply(this,["script",arguments]);},CENTER:function(){return this.createDOM.apply(this,["center",arguments]);},getCssDim:function(dim){if(this.isString(dim))
return dim;else
return dim+"px";},setWidth:function(){var w=this.getLast(arguments);this.map(arguments,function(elm){elm.style.width=this.getCssDim(w)},0,arguments.length-1);},setHeight:function(){var h=this.getLast(arguments);this.map(arguments,function(elm){elm.style.height=this.getCssDim(h)},0,arguments.length-1);},setLeft:function(){var l=this.getLast(arguments);this.map(arguments,function(elm){elm.style.left=this.getCssDim(l)},0,arguments.length-1);},setTop:function(){var t=this.getLast(arguments);this.map(arguments,function(elm){elm.style.top=this.getCssDim(t)},0,arguments.length-1);},getXMLHttpRequest:function(){var try_these=[function(){return new XMLHttpRequest();},function(){return new ActiveXObject('Msxml2.XMLHTTP');},function(){return new ActiveXObject('Microsoft.XMLHTTP');},function(){return new ActiveXObject('Msxml2.XMLHTTP.4.0');},function(){throw"Browser does not support XMLHttpRequest";}];for(var i=0;i<try_these.length;i++){var func=try_these[i];try{return func();}catch(e){}}},doSimpleXMLHttpRequest:function(url){var req=this.getXMLHttpRequest();if(url.indexOf("http://")==-1)
url=AJS.BASE_URL+url;req.open("GET",url,true);return this.sendXMLHttpRequest(req);},getRequest:function(url,data){var req=this.getXMLHttpRequest();if(url.indexOf("http://")==-1)
url=AJS.BASE_URL+url;req.open("POST",url,true);req.setRequestHeader("Content-type","text/html; charset=UTF-8");return this.sendXMLHttpRequest(req);},sendXMLHttpRequest:function(req,data){var d=new AJSDeferred(req);var onreadystatechange=function(){if(req.readyState==4){try{status=req.status;}
catch(e){};if(status==200||status==304||req.responseText==null){d.callback(req,data);}
else{d.errback();}}}
req.onreadystatechange=onreadystatechange;return d;},reprString:function(o){return('"'+o.replace(/(["\\])/g,'\\$1')+'"').replace(/[\f]/g,"\\f").replace(/[\b]/g,"\\b").replace(/[\n]/g,"\\n").replace(/[\t]/g,"\\t").replace(/[\r]/g,"\\r");},serializeJSON:function(o){var objtype=typeof(o);if(objtype=="undefined"){return"undefined";}else if(objtype=="number"||objtype=="boolean"){return o+"";}else if(o===null){return"null";}
if(objtype=="string"){return AJS.reprString(o);}
var me=arguments.callee;var newObj;if(typeof(o.__json__)=="function"){newObj=o.__json__();if(o!==newObj){return me(newObj);}}
if(typeof(o.json)=="function"){newObj=o.json();if(o!==newObj){return me(newObj);}}
if(objtype!="function"&&typeof(o.length)=="number"){var res=[];for(var i=0;i<o.length;i++){var val=me(o[i]);if(typeof(val)!="string"){val="undefined";}
res.push(val);}
return"["+res.join(",")+"]";}
res=[];for(var k in o){var useKey;if(typeof(k)=="number"){useKey='"'+k+'"';}else if(typeof(k)=="string"){useKey=AJS.reprString(k);}else{continue;}
val=me(o[k]);if(typeof(val)!="string"){continue;}
res.push(useKey+":"+val);}
return"{"+res.join(",")+"}";},loadJSONDoc:function(url){var d=this.getRequest(url);var eval_req=function(req){var text=req.responseText;if(text=="Error")
d.errback(req);else
return eval('('+text+')');};d.addCallback(eval_req);return d;},evalScriptTags:function(html){var script_data=html.match(/<script.*?>((\n|\r|.)*?)<\/script>/g);if(script_data!=null){for(var i=0;i<script_data.length;i++){var script_only=script_data[i].replace(/<script.*?>/g,"");script_only=script_only.replace(/<\/script>/g,"");eval(script_only);}}},getMousePos:function(e){var posx=0;var posy=0;if(!e)var e=window.event;if(e.pageX||e.pageY)
{posx=e.pageX;posy=e.pageY;}
else if(e.clientX||e.clientY)
{posx=e.clientX+document.body.scrollLeft;posy=e.clientY+document.body.scrollTop;}
return[posx,posy];},findPosX:function(obj){var curleft=0;if(obj.offsetParent){while(obj.offsetParent){curleft+=obj.offsetLeft
obj=obj.offsetParent;}}
else if(obj.x)
curleft+=obj.x;return curleft;},findPosY:function(obj){var curtop=0;if(obj.offsetParent){while(obj.offsetParent){curtop+=obj.offsetTop
obj=obj.offsetParent;}}
else if(obj.y)
curtop+=obj.y;return curtop;},getScrollTop:function(){var t;if(document.documentElement&&document.documentElement.scrollTop)
t=document.documentElement.scrollTop;else if(document.body)
t=document.body.scrollTop;return t;},absolutePosition:function(elm){var posObj={'x':elm.offsetLeft,'y':elm.offsetTop};if(elm.offsetParent){var temp_pos=this.absolutePosition(elm.offsetParent);posObj.x+=temp_pos.x;posObj.y+=temp_pos.y;}
return posObj;},getEventElm:function(e){if(e&&!e.type&&!e.keyCode)
return e
var targ;if(!e)var e=window.event;if(e.target)targ=e.target;else if(e.srcElement)targ=e.srcElement;if(targ.nodeType==3)
targ=targ.parentNode;return targ;},getRealScope:function(fn,extra_args,dont_send_event){var scope=window;extra_args=this.$A(extra_args);if(fn._cscope)
scope=fn._cscope;return function(){var args=[];var i=0;if(dont_send_event)
i=1;AJS.map(arguments,function(arg){args.push(arg)},i);args=args.concat(extra_args);return fn.apply(scope,args);};},unloadListeners:function(){if(AJS.listeners)
AJS.map(AJS.listeners,function(elm,type,fn){AJS.removeEventListener(elm,type,fn)});AJS.listeners=[];},removeEventListener:function(elm,type,fn){if(elm.removeEventListener)
elm.removeEventListener(type,fn,false);else if(elm.detachEvent)
elm.detachEvent("on"+type,fn);},addEventListener:function(elm,type,fn,listen_once){var elms=this.$A(elm);this.map(elms,function(elmz){if(listen_once)
fn=this.listenOnce(elmz,type,fn);if(AJS.isIn(type,['submit','load','scroll','resize'])){var old=elm['on'+type];elm['on'+type]=function(){if(old){fn(arguments);return old(arguments);}
else
return fn(arguments);};return;}
if(elmz.attachEvent)
elmz.attachEvent("on"+type,fn);else if(elmz.addEventListener)
elmz.addEventListener(type,fn,false);this.listeners=AJS.$A(this.listeners);this.listeners.push([elmz,type,fn]);});},bind:function(fn,bind_to,extra_args,dont_send_event){fn._cscope=bind_to;return AJS.GRS(fn,extra_args,dont_send_event);},listenOnce:function(elm,type,fn){var r_fn=function(){AJS.removeEventListener(elm,type,r_fn);fn(arguments);}
return r_fn;},callLater:function(fn,interval){var fn_no_send=function(){fn();};window.setTimeout(fn_no_send,interval);},keys:function(obj){var rval=[];for(var prop in obj){rval.push(prop);}
return rval;},urlencode:function(str){return encodeURIComponent(str.toString());},isDefined:function(o){return(o!="undefined"&&o!=null)},isArray:function(obj){try{if(this.isDefined(obj[0]))
return true;else
return false;}
catch(e){return false;}},isString:function(obj){return(typeof obj=='string');},isObject:function(obj){return(typeof obj=='object');},isDict:function(o){var str_repr=String(o);return str_repr.indexOf(" Object")!=-1;},exportToGlobalScope:function(){for(e in AJS)
eval(e+" = this."+e);}}
AJS.$=AJS.getElement;AJS.$$=AJS.getElement;AJS.$b=AJS.bind;AJS.$A=AJS.createArray;AJS.ACN=AJS.appendChildNodes;AJS.RCN=AJS.replaceChildNodes;AJS.AEV=AJS.addEventListener;AJS.REV=AJS.removeEventListener;AJS.GRS=AJS.getRealScope;AJS.$bytc=AJS.getElementsByTagAndClassName;AJSDeferred=function(req){this.callbacks=[];this.req=req;this.callback=function(res){while(this.callbacks.length>0){var fn=this.callbacks.pop();res=fn(res);}};this.errback=function(e){alert("Error encountered:\n"+e);};this.addErrback=function(fn){this.errback=fn;};this.addCallback=function(fn){this.callbacks.unshift(fn);};this.addCallbacks=function(fn1,fn2){this.addCallback(fn1);this.addErrback(fn2);};this.sendReq=function(data){if(AJS.isObject(data)){var post_data=[];for(k in data){post_data.push(k+"="+AJS.urlencode(data[k]));}
post_data=post_data.join("&");this.req.send(post_data);}
else if(AJS.isDefined(data))
this.req.send(data);else{this.req.send("");}};};AJSDeferred.prototype=new AJSDeferred();AJS.addEventListener(window,'unload',AJS.unloadListeners);