function XMLHttps(){
var ret=null;
try {ret=new ActiveXObject("Msxml2.XMLHTTP")}
catch(e){try {ret=new ActiveXObject("Microsoft.XMLHTTP")}catch(ee){ret=null;}}
if(!ret&&typeof XMLHttpRequest!="undefined"){ret=new XMLHttpRequest();}
return ret;
}

function loadXMLDoc(url,str,id) { 
var xmlHttp=XMLHttps();
    xmlHttp.open("POST",url,true);
    xmlHttp.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
    xmlHttp.onreadystatechange=function(){
	if(xmlHttp.readyState==4 && xmlHttp.status==500){alert(xmlHttp.responseText);return false;}
	if(xmlHttp.readyState==4 && xmlHttp.status==200){
	    var obj = document.getElementById(id);
	    obj.innerHTML=xmlHttp.responseText;
	    if(obj.offsetHeight < 20)
	    {
	        obj.style.overflowY="hidden";
	    }
	    xmlHttp=null;
	    }
	 }
    xmlHttp.send(str);
}