if (window.ActiveXObject && !window.XMLHttpRequest) {
	 	window.XMLHttpRequest=function() {
	    	return new ActiveXObject((navigator.userAgent.toLowerCase().indexOf('msie 5') != -1) ? 'Microsoft.XMLHTTP' : 'Msxml2.XMLHTTP');
		};
	}
	function exeRequest(url,handle,v){
		xmlHttp=new XMLHttpRequest();
  	xmlHttp.onreadystatechange=function (){
															  	if(xmlHttp.readyState==4){
															  		if(xmlHttp.status==200){
															  			var v=xmlHttp.responseText;
															  			checkMemberPower(v);
															  			handle(v);
															  		}
															  	}
  														};
  	xmlHttp.open("post",url);
  	xmlHttp.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
  	xmlHttp.send(v);
	}
	function doAjax(url,handle,v,event){
		xmlHttp=new XMLHttpRequest();
  	xmlHttp.onreadystatechange=function (){
															  	if(xmlHttp.readyState==4){
															  		if(xmlHttp.status==200){
															  			var v=xmlHttp.responseText;
															  			checkMemberPower(v);
															  			handle(v,event);
															  		}
															  	}
  														};
  	xmlHttp.open("post",url);
  	xmlHttp.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
  	xmlHttp.send(v);
	}
	function checkMemberPower(v){
		if(v=="-111"){
			window.location.href="http://usercenter.bosee.cn/usercenter/logout2.do";
		}
	}