var Ajax=new Class({Extends:Request,options:{isShowLoader:true,onShowLoader:null,onHideLoader:null,onHistory:null},initialize:function(options)
{this.setOptions(options);this.parent();this.options.url=window.location.href;this.options.cdurl=this.options.url;this.options.evalResponse=true;this.options.evalScripts=true;this.currentHash=null;this.historyInterval=null;this.addEvent('onComplete',this.hideLoader);},call:function(func)
{var params="",i=1,args=arguments;if(arguments.length==2&&typeof(arguments[1])=='object')
{args=arguments[1];i=0;}
params+="ajaxfunc="+encodeURIComponent(func);for(;i<args.length;i++)params+="&ajaxargs[]="+encodeURIComponent(this.encodeObj(args[i]));this.showLoader();return this.send(params);},cdcall:function(func)
{var params='',i=1,args=arguments;if(arguments.length==2&&typeof(arguments[1])=='object')
{args=arguments[1];i=0;}
if(this.options.cdurl.charAt(this.options.cdurl.length-1)!='?')params='?';params+="ajaxfunc="+encodeURIComponent(func);var url=this.options.cdurl.split('#');for(;i<args.length;i++)params+="&ajaxargs[]="+encodeURIComponent(this.encodeObj(args[i]));document.getElementsByTagName('HEAD')[0].appendChild(new Element('script',{'src':url[0]+params,'type':'text/javascript'}));},encodeObj:function(param)
{if(typeof(param)=='object')
{var obj="<ajaxarray>";for(i in param)
{if(i=='constructor'||param[i]&&($type(param[i])=='function'||$type(param[i])=='object'))continue;obj+="<k>"+i+"</k><v>"+this.encodeObj(param[i])+"</v>";}
obj+="</ajaxarray>";return obj;}
return param;},submit:function(func,form,target,url)
{form=$(form);var old_target=form.target;var old_action=form.action;var old_method=form.method;var old_enctype=form.encoding;if(!url)url=this.options.url;form.action=url.replace('#','')+(url.contains('?')?'&':'?')+"ajaxfunc="+encodeURIComponent(func)+"&ajaxsubmit=1";form.method='post';form.target=target;form.encoding='multipart/form-data';form.submit();form.target=old_target;form.action=old_action;form.method=old_method;form.encoding=old_enctype;},showLoader:function()
{if(this.options.isShowLoader)
{if(document.body)document.body.style.cursor='wait';if(typeof(this.options.onShowLoader)=='function')this.options.onShowLoader();}},hideLoader:function()
{if(this.options.isShowLoader)
{if(document.body)document.body.style.cursor='default';if(typeof(this.options.onHideLoader)=='function')this.options.onHideLoader();}},startHistory:function()
{this.currentHash=window.location.hash;if(window.ie)
{var el=new Element('iframe',{'styles':{'display':'none'},'id':'ajax_historyFrame'});el.inject(document.body,'top');var iframe=$('ajax_historyFrame').contentWindow.document;iframe.open();iframe.close();iframe.location.hash=this.currentHash;if(!this.currentHash)this.currentHash='#';}
this.historyInterval=setInterval(this.history,100);},addHistory:function(hash)
{if(window.ie)
{var iframe=$('ajax_historyFrame').contentWindow.document;iframe.open();iframe.close();iframe.location.hash=hash;}
window.location.hash=hash;},stopHistory:function()
{clearInterval(this.historyInterval);this.currentHash=null;this.historyInterval=null;},history:function()
{var hash;if(window.ie)hash=$('ajax_historyFrame').contentWindow.document.location.hash;else hash=window.location.hash;if(this.currentHash!=hash)
{this.currentHash=hash;if(window.ie)window.location.hash=hash;if(typeof(this.onHistory)=='function')this.onHistory(this.currentHash.substr(1));}},submitProgress:function(func,form,target,callback)
{this.isShowLoader=false;this.submit(func,form,target);var id=target.substr(6);setTimeout("ajax.call('"+callback+"', $('ajax_progress_key_"+id+"').value, '"+id+"')",2000);},cleanProgress:function()
{$('ajax_progress_window_filename').set('html','')
$('ajax_progress_window_total').set('html','0')
$('ajax_progress_window_current').set('html','0')
$('ajax_progress_window_rate').set('html','')
$('ajax_progress_window_progressbar').set('html','')
this.isShowLoader=true;}});