function Dynamic() 
{ 
	var xmlHttp = false;
	try 
	{
		xmlHttp = new ActiveXObject("Msxml2.XMLHTTP");
	}
	catch (e) 
	{
	try 
	{
		xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
	} 
	catch (e2) 
	{
		xmlHttp = false;
	}
	}
	if (!xmlHttp && typeof XMLHttpRequest != 'undefined') 
	{
		xmlHttp = new XMLHttpRequest();
	}      
	var now = new Date();
	var url = "/HtmlState/head.aspx?" + now.getTime();
	xmlHttp.open("GET", url, true);
	xmlHttp.onreadystatechange = function(){
		if (xmlHttp.readyState < 4)
		{
			CheckUserNameRelust.innerHTML="<img src='/Admin/ajaxImg/ajaxloading1.gif' />ÇëÉÔºò.";
		}
		if (xmlHttp.readyState == 4)
		{
			var response = xmlHttp.responseText;
			CheckUserNameRelust.innerHTML=( response );
		}        
	};//µ÷Ó÷½·¨
	xmlHttp.send(null);  
}
Dynamic();