var http_request = false;
	var returnVal;
	
	
	function send_request(url) {
		http_request = false;		
		if(window.XMLHttpRequest) { 
			http_request = new XMLHttpRequest();
			if (http_request.overrideMimeType) {
				http_request.overrideMimeType('text/xml');
			}
		}
		else if (window.ActiveXObject) { 
			try {
				http_request = new ActiveXObject("Msxml2.XMLHTTP");
			} catch (e) {
				try {
					http_request = new ActiveXObject("Microsoft.XMLHTTP");
				} catch (e) {}
			}
		}
		if (!http_request) { 
			window.alert("不能创建XMLHttpRequest对象实例.");
			return ;
		}
		http_request.onreadystatechange = processRequest;	
		http_request.open("Post", url, false);
		http_request.send(null);
		return returnVal;
	}
	
function send_requestRegist(url) {
		http_request = false;		
		if(window.XMLHttpRequest) { 
			http_request = new XMLHttpRequest();
			if (http_request.overrideMimeType) {
				http_request.overrideMimeType('text/xml');
			}
		}
		else if (window.ActiveXObject) { 
			try {
				http_request = new ActiveXObject("Msxml2.XMLHTTP");
			} catch (e) {
				try {
					http_request = new ActiveXObject("Microsoft.XMLHTTP");
				} catch (e) {}
			}
		}
		if (!http_request) { 
			window.alert("不能创建XMLHttpRequest对象实例.");
			return ;
		}
		http_request.onreadystatechange = processRequest;	
		http_request.open("Post", url, true);
		http_request.send(null);
		return returnVal;
	}
	// 处理返回信息的函数
	
    function processRequest() {
        if (http_request.readyState == 4) { 
            if (http_request.status == 200) { 
				 returnVal=http_request.responseText;				
            } else { 
                alert("您所请求的页面有异常。");
            }
        }
    }
function requestme(para)
{
var i;
var searchString=location.search;
para	= para.toLowerCase();
searchString=searchString.toLowerCase();

var pos=searchString.indexOf("?");
if (pos==0)
{

var str,str1,arr,strpos;
arr=searchString.split('&');
for (i=0;i<=arr.length-1;i++)
{
str	= arr[i];
strpos	= str.indexOf(para);
if (strpos!=-1)
return str.replace("?","");

}
}
return "";
}