//Ajax Start
function Ajax_GetXMLHttpRequest() {
	if (window.ActiveXObject) {
		return new ActiveXObject("Microsoft.XMLHTTP");
	} 
	else if (window.XMLHttpRequest) {
		return new XMLHttpRequest();
	}
}
function Ajax_CallBack(FormName,ID,URL){
	var x = Ajax_GetXMLHttpRequest();
	var ID = document.getElementById(ID);
	x.open("POST",URL);
	x.setRequestHeader("REFERER", location.href);
	x.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
	x.onreadystatechange = function(){if(x.readyState == 4 && x.status == 200 && ID){ID.innerHTML=x.responseText;}}
	var encodedData=""
	if (document.forms.length > 0 && FormName) {
		var form = document.forms[FormName];
		for (var i = 0; i < form.length; ++i) {
			var element = form.elements[i];
			if (element.name) {
				var elementValue = null;
				if (element.nodeName == "INPUT") {
					var inputType = element.getAttribute("TYPE").toUpperCase();
					if (inputType == "TEXT" || inputType == "PASSWORD" || inputType == "HIDDEN") {
						elementValue = escape(element.value);
					} else if (inputType == "CHECKBOX" || inputType == "RADIO") {
						if (element.checked) {
							elementValue = escape(element.value);
						}
					}
				} else if (element.nodeName == "SELECT" || element.nodeName == "TEXTAREA") {
					elementValue = escape(element.value);
				}
				if (elementValue) {
					if(encodedData==""){
						encodedData = element.name + "=" + encodeURIComponent(elementValue);
					}
					else{
						encodedData += "&" + element.name + "=" + encodeURIComponent(elementValue);
					}
				}
			}
		}

	}
	x.send(encodedData);
}
//Ajax End


function save(title, url){ 
	if (document.all) 
		window.external.AddFavorite(url, title); 
	else if (window.sidebar) 
		window.sidebar.addPanel(title, url, "") 
} 


function CheckUserName(UserName){
    if(UserName==''){
        document.getElementById("CheckUserName").innerHTML="<img src='/user/indexfiles/check_notice.gif'>&nbsp;<font color='red'>会员名不能为空！</font>";
	return false;
    }else{
	document.getElementById("CheckUserName").innerHTML="正在验证用户名...";
	Ajax_CallBack(false,"CheckUserName","/user/user.action.php?act=CheckUserName&UserNameLength="+UserName.length+"&UserName=" + escape(UserName));
    }
}

function NewsClassAjax(ClassID){
	Ajax_CallBack(false,"classleft01","/Loading/?menu=classleft01&classid=" + escape(ClassID));
	Ajax_CallBack(false,"classleft02","/Loading/?menu=classleft02&classid=" + escape(ClassID));
}
function NewsShowAjax(ClassID){
	Ajax_CallBack(false,"classleft01","/Loading/?menu=showleft01&classid=" + escape(ClassID));
	Ajax_CallBack(false,"classleft02","/Loading/?menu=showleft02&classid=" + escape(ClassID));
}