var XMLHttpReq; 	//創(chuàng)建XMLHttpRequest對象           function createXMLHttpRequest() {		if(window.XMLHttpRequest) { //Mozilla 瀏覽器			XMLHttpReq = new XMLHttpRequest();		}		else if (window.ActiveXObject) { // IE瀏覽器			try {				XMLHttpReq = new ActiveXObject("Msxml2.XMLHTTP");			} catch (e) {				try {					XMLHttpReq = new ActiveXObject("Microsoft.XMLHTTP");				} catch (e) {}			}		}	}	// 處理增加鏈接響應函數(shù)    function AddStateChange() {    	if (XMLHttpReq.readyState == 4) { // 判斷對象狀態(tài)        	if (XMLHttpReq.status == 200) { // 信息已經(jīng)成功返回，開始處理信息               AddLinkList();            } else { //頁面不正常                window.alert("您所請求的頁面有異常。");            }        }    }	// 增加鏈接函數(shù)	function addLink() {        var name = document.getElementById("name").value;	    var url1 = document.getElementById("url").value;	    if(name == "" ) {	        return;	    }	    var url = "action=add" + "&name="+ name + "&url="+ url1;	    createXMLHttpRequest();	    XMLHttpReq.onreadystatechange = AddStateChange;	    XMLHttpReq.open("POST", "adminLinks", true);    	XMLHttpReq.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");    	    XMLHttpReq.send(url);	}	function AddLinkList() {		var xmlDoc =XMLHttpReq.responseXML;	    var AddID = xmlDoc.getElementsByTagName("id")[0].firstChild.nodeValue;	    var AddName = xmlDoc.getElementsByTagName("name")[0].firstChild.nodeValue;	    var AddUrl = xmlDoc.getElementsByTagName("url")[0].firstChild.nodeValue;	    if (AddID!=null){			addOneLink(AddID,AddName,AddUrl);			//清空輸入框		    document.getElementById("name").value = "";		    document.getElementById("url").value = "";		}	}	// 刪除鏈接函數(shù)	function deleteLink(id) {	    var url = "adminLinks?action=delete" + "&id=" + id;	    createXMLHttpRequest();	    XMLHttpReq.onreadystatechange = DeleteStateChange;	    XMLHttpReq.open("GET", url, true);	    XMLHttpReq.send(null);	}	// 處理刪除鏈接響應函數(shù)	function DeleteStateChange() {    	if (XMLHttpReq.readyState == 4) { // 判斷對象狀態(tài)        	if (XMLHttpReq.status == 200) { // 信息已經(jīng)成功返回，開始處理信息	            deleteLinkList();            } else { //頁面不正常                window.alert("您所請求的頁面有異常。");            }        }	}	function deleteLinkList() {		deleteID = XMLHttpReq.responseXML.getElementsByTagName("id")[0].firstChild.nodeValue;		if (deleteID!=null){		    var rowToDelete = document.getElementById(deleteID);		    var linkList = document.getElementById("linkList");		    linkList.removeChild(rowToDelete);		}	}	// 頁面裝入請求函數(shù)    function loadRequest() {        var url = "adminLinks?action=load";	    createXMLHttpRequest();	    XMLHttpReq.onreadystatechange = loadResponse;	    XMLHttpReq.open("GET", url, true);	    XMLHttpReq.send(null);	}	// 頁面裝入處理函數(shù)    function loadResponse() {    	if (XMLHttpReq.readyState == 4) { // 判斷對象狀態(tài)        	if (XMLHttpReq.status == 200) { // 信息已經(jīng)成功返回，開始處理信息	            loadLinkList();            } else { //頁面不正常                window.alert("您所請求的頁面有異常。");            }        }    }	// 裝入全部鏈接函數(shù)	function loadLinkList() {		var xmlDoc =XMLHttpReq.responseXML;    	var links = xmlDoc.getElementsByTagName("link");    	var currentLink = null;    	for(var i = 0; i < links.length; i++) {        	currentLink = links[i];        	var id =currentLink.getElementsByTagName("id")[0].firstChild.nodeValue;        	var name =currentLink.getElementsByTagName("name")[0].firstChild.nodeValue;        	var url =currentLink.getElementsByTagName("url")[0].firstChild.nodeValue;			addOneLink(id,name,url);	    		}	}	// 插入一行函數(shù)	function addOneLink(id,name,url) {		    var row = document.createElement("tr");		    row.setAttribute("id", id);		    var cell = document.createElement("td");		    cell.appendChild(document.createTextNode(name));		    row.appendChild(cell);		    		    cell = document.createElement("td");		    cell.appendChild(document.createTextNode(url));		    row.appendChild(cell);		    		    var deleteButton = document.createElement("input");		    deleteButton.setAttribute("type", "button");		    deleteButton.setAttribute("value", "刪除");		    deleteButton.onclick = function () { deleteLink(id); };		    cell = document.createElement("td");		    cell.appendChild(deleteButton);		    row.appendChild(cell);		    		    document.getElementById("linkList").appendChild(row);	}