function ajax_request(){this.isIE=false;this.allow_use=use_enhanced_js?true:false;this.xmlhandler=null;this.error_string='';this.nocache=true;this.do_request_functon=function(){};this.loading_fired=0;this.centerdiv=null;}ajax_request.prototype.xml_init=function(){try{this.xmlhandler=new XMLHttpRequest();this.ie=false;this.allow_use=true;return true;}catch(e){try{this.xmlhandler=new ActiveXObject('Microsoft.XMLHTTP');this.ie=true;this.allow_use=true;return true;}catch(e){this.ie=true;this.allow_use=false;return false;}}};ajax_request.prototype.process=function(url,type,post){type=type=="POST"?"POST":"GET";if(this.nocache==true&&type=='GET'){url=this.nocache_url(url);}if(!this.xmlhandler){this.xml_init();}if(!this.readystate_not_ready()){this.xmlhandler.open(type,url,true);if(type=="GET"){this.xmlhandler.send(null);}else{if(typeof(this.xmlhandler.setRequestHeader)!="undefined"){this.xmlhandler.setRequestHeader('Content-Type','application/x-www-form-urlencoded');}this.xmlhandler.send(post);}if(this.xmlhandler.readyState==4&&this.xmlhandler.status==200){return true;}}return false;};ajax_request.prototype.get_element_text_ns=function(prefix,local,parentElem,index){var result="";if(prefix&&this.isIE){result=parentElem.getElementsByTagName(prefix+":"+local)[index];}else{result=parentElem.getElementsByTagName(local)[index];}if(result){if(result.childNodes.length>1){return result.childNodes[1].nodeValue;}else{return result.firstChild.nodeValue;}}else{return "n/a";}};ajax_request.prototype.nocache_url=function(url){var sep=(-1([^`]+?)","i"))){i++;if(i>=max_iteration){break;}else{text_blocks[text_blocks.length]=_match[1];source_code=source_code.replace(_match[0],'');}}try{if(text_blocks.length){for(i=0;i