XMLHTTP=function()
{this.data;if(document.all)
{this.xmlHttpClient=new ActiveXObject("MSXML2.XMLHTTP");if(this.xmlHttpClient==null)
{this.xmlHttpClient=new ActiveXObject("Microsoft.XMLHTTP");}}
else
{this.xmlHttpClient=new XMLHttpRequest();}
this.SendGETRequest=function(url,handler)
{var post_data=null;if(arguments[2]!=null)
{post_data=arguments[2];}
this.xmlHttpClient.open("GET",url,true);this.xmlHttpClient.onreadystatechange=handler;this.xmlHttpClient.send(null);}
return this;}