function addListener(element,type,expression,bubbling){bubbling=bubbling||false;if(window.addEventListener){element.addEventListener(type,expression,bubbling);return true;}else if(window.attachEvent){element.attachEvent('on'+type,expression);return true;}else return false;}
function hx_image_preloader(_img_src,_callback,_notify){this.source=_img_src;this.notify='';this.notifyID=_notify;this.callback=_callback;this.notify=ge(this.notifyID);re(this.notify,'<img style="margin-right: .5em" src="images/circle_ball.gif />Retrieving image...');};hx_image_preloader.prototype.load=function(){var img=new Image;img.onload=hx_image_preloader.prototype.imageLoaded;img.onerror=hx_image_preloader.prototype.imageError;img.parent=this;img.src=this.source;};hx_image_preloader.prototype.imageError=function(){re(this.notify,'<strong>Error</strong>');img=null;};hx_image_preloader.prototype.imageLoaded=function(){this.parent.imageCompleted();if(this.parent.callback)this.parent.callback(this);};hx_image_preloader.prototype.imageCompleted=function(){re(this.notify,'');img=null;};function cursor_wait(){var cursor=document.layers?document.cursor:document.all?document.all.cursor:document.getElementById?document.getElementById('cursor'):null;if(cursor)cursor='wait';};function cursor_clear(){var cursor=document.layers?document.cursor:document.all?document.all.cursor:document.getElementById?document.getElementById('cursor'):null;if(cursor)cursor='default';};function ge(_id){var obj;if(document.getElementById){obj=document.getElementById(_id);}else if(document.all){obj=document.all[_id];}else if(document.layers){obj=document.layers[_id];}
return obj||null;};function gd(xml,node){if(!xml)return'';var x=xml.getElementsByTagName(node);if(!x)return'';if(!x[0])return'';if(!x[0].firstChild)return'';return x[0].firstChild.data;};function gds(_xml,_node){return _xml?_xml.getElementsByTagName(_node):null;};function gfc(_n){if(!_n)return null;var x=_n.firstChild;if(!x)return null;while(x.nodeType!=1)x=x.nextSibling;return x;}
function gn(_xml,_node){var n=gds(_xml,_node);if(n)return n[0];return null;}
function ga(_node,_attribute){return _node?_node.getAttribute(_attribute):'';};function gc(_node){if(!_node)return'';if(!_node.firstChild[0])return;return _node.firstChild[0].nodeValue;};function clear(node){if(node.childNodes){while(node.childNodes.length>0){clear(node.childNodes[0]);if(node.childNodes[0].nodeName=='IMG'){var img=node.childNodes[0];if(img)img.src='';}
node.removeChild(node.childNodes[0]);}}};function re(_node,_content){return replaceHtml(_node,_content);};function replaceHtml(el,html){var oldEl=(typeof el==="string"?document.getElementById(el):el);if(!oldEl)return null;var newEl=oldEl.cloneNode(false);newEl.innerHTML=html;oldEl.parentNode.replaceChild(newEl,oldEl);return newEl;};function $(){var elements=new Array();for(var i=0;i<arguments.length;i++){var element=arguments[i];if(typeof element=='string')
element=document.getElementById(element);if(arguments.length==1)
return element;elements.push(element);}
return elements;}
function addEvent(elm,evType,fn,useCapture){if(elm.addEventListener){elm.addEventListener(evType,fn,useCapture);return true;}
else if(elm.attachEvent){var r=elm.attachEvent('on'+evType,fn);return r;}
else{elm['on'+evType]=fn;}}
function addLoadEvent(func){var oldonload=window.onload;if(typeof window.onload!='function'){window.onload=func;}
else{window.onload=function(){oldonload();func();}}}
function getElementsByClass(searchClass,node,tag){var classElements=new Array();if(node==null)
node=document;if(tag==null)
tag='*';var els=node.getElementsByTagName(tag);var elsLen=els.length;var pattern=new RegExp('(^|\\s)'+searchClass+'(\\s|$)');for(i=0,j=0;i<elsLen;i++){if(pattern.test(els[i].className)){classElements[j]=els[i];j++;}}
return classElements;}
function show(_el,_show){var el=(typeof _el==="string"?document.getElementById(_el):_el);if(!el)return;el.style.display=(_show?'':'none');}
function toggle(_el){var el=(typeof _el==="string"?document.getElementById(_el):_el);el.style.display=((el.style.display==='none')?'':'none');}
function insertAfter(parent,node,referenceNode){parent.insertBefore(node,referenceNode.nextSibling);}
function getCookie(name){var start=document.cookie.indexOf(name+"=");var len=start+name.length+1;if((!start)&&(name!=document.cookie.substring(0,name.length))){return null;}
if(start==-1)return null;var end=document.cookie.indexOf(';',len);if(end==-1)end=document.cookie.length;return unescape(document.cookie.substring(len,end));}
function setCookie(name,value,expires,path,domain,secure){var today=new Date();today.setTime(today.getTime());if(expires){expires=expires*1000*60*60*24;}
var expires_date=new Date(today.getTime()+(expires));document.cookie=name+'='+escape(value)+
((expires)?';expires='+expires_date.toGMTString():'')+
((path)?';path='+path:'')+
((domain)?';domain='+domain:'')+
((secure)?';secure':'');}
function deleteCookie(name,path,domain){if(getCookie(name))document.cookie=name+'='+
((path)?';path='+path:'')+
((domain)?';domain='+domain:'')+';expires=Thu, 01-Jan-1970 00:00:01 GMT';}
function bargs(_fn){var args=[];for(var n=1;n<arguments.length;n++)
args.push(arguments[n]);return function(){return _fn.apply(this,args);};}
function sv(_el,_value){var el=(typeof _el==="string"?ge(_el):_el);if(!el)return;el.value=_value;}
function gv(_el){var el=(typeof _el==="string"?ge(_el):_el);if(!el)return null;return el.value;}
function busy(_state){document.body.style.cursor=_state?'wait':'default';}
function sprintf(){var str=sprintf.arguments[0];if(!str)return'MISSING STRING';var pos=-1;var count=1;while((pos=str.indexOf('%s'))>=0){var p1=str.slice(0,pos);var p2=str.slice(pos+2,str.length);str=p1+sprintf.arguments[count]+p2;count++;}
return str;}
function capitalize(_string){if(_string.length==0)return'';return _string.slice(0,1).toUpperCase()+_string.slice(1,_string.length);}
function gt(_el){if(document.all)return _el.innerText;else return _el.textContent;}
function st(_el,_v){if(document.all)_el.innerText=_v;else _el.textContent=_v;}
function gp(_e){var l=0;var t=0;while(_e.offsetParent){l+=_e.offsetLeft;t+=_e.offsetTop;_e=_e.offsetParent;}
l+=_e.offsetLeft;t+=_e.offsetTop;return{x:l,y:t};}
function chn(_o,_n,_m){if(_o&&typeof _o=='object'&&_n&&typeof _n=='string'&&_m&&typeof _m=='function'){var old=_o[_n];if(old&&typeof old=='function'){var oldArgs=[];var newArgs=[];for(var i=0;i<old.length;i++){oldArgs[i]='arg'+i;}
for(var i=0;i0<newMethod.length;i++){newArgs[i]='arg'+i;}
oldArgs=oldArgs.join(', ');newArgs=newArgs.join(', ');var args=old.length>_m.length?oldArgs:newArgs;_o[_n]=eval('function('+args+'){\n'+'   old.call('+oldArgs+');\n'+'   _m.call('+newArgs+');\n'+'}\n');}else{_o[_n]=_m;}}}
function isset(_var){return(typeof(_var)!='undefined'&&_var!=null);}