var http_request;
var userName;
function checkCusExist(nameInput,url) {
	userName = nameInput;
	if (window.XMLHttpRequest) { // if Mozilla, Safari etc
			http_request = new XMLHttpRequest();
			if (http_request.overrideMimeType) {
				http_request.overrideMimeType("text/xml");
			}
		} else {
			if (window.ActiveXObject) { // if IE
				try {
					http_request = new ActiveXObject("Msxml2.XMLHTTP");
				}
				catch (e) {
					try {
						http_request = new ActiveXObject("Microsoft.XMLHTTP");
					}
					catch (e) {
					}
				}
			}
		}
		http_request.onreadystatechange = process;
		http_request.open("GET", url);
		http_request.send(null);
}
function process() {
	if (http_request.readyState == 4) {
		var chkResult = http_request.responseText;
		var LoginName = userName + ",";
               //alert(chkResult);
		if (chkResult == 1) {    
                	//document.getElementById("chkName").innerHTML="<font color='red'>ϲûʹ!</font>";
			alert(LoginName + "该帐号已经被使用,请另选一个!");
		} else if(chkResult == 0){
                 	//document.getElementById("chkName").innerHTML="<font color='red'>ûѾ!뻻һû!</font>";
			alert(LoginName + "该帐号可以使用");
		} else{
			alert("对不起，出现网络故障，请联系客服！");
		}
		document.getElementById("checkBtn").value = "测试账号";
		document.getElementById("checkBtn").disabled = false;
	}
}