// AJAX JavaScript
var my_XMLHttpRequest,g_divname;
if (window.XMLHttpRequest) 
{
　　　	my_XMLHttpRequest=new XMLHttpRequest();
} 
else if (window.ActiveXObject) 
{
　　	my_XMLHttpRequest=new ActiveXObject("Microsoft.XMLHTTP");
}

function start_xmlhttprequest(url,divname)
{
		if(divname != "")g_divname = divname;
		my_XMLHttpRequest.open("GET",url,true);
		my_XMLHttpRequest.setRequestHeader("Content-Type","text/html;charset=UTF-8");
		my_XMLHttpRequest.onreadystatechange=statechange_proc;
		my_XMLHttpRequest.send(null);
}

function statechange_proc()
{
		if(my_XMLHttpRequest.readyState==4)
		{
			if(my_XMLHttpRequest.status==200)
			{
				//document.getElementById(g_divname).style.display='none';
				eval(my_XMLHttpRequest.responseText);
			}
		}
}