asp制作的音乐系统,初步功能实现了用户登录

				var menuskin = "skin1";
				var songid;
				function showmenuie5() {
				var rightedge = document.body.clientWidth-event.clientX;
				var bottomedge = document.body.clientHeight-event.clientY;
				if (rightedge 				ie5menu.style.left = document.body.scrollLeft + event.clientX - ie5menu.offsetWidth;
				else
				ie5menu.style.left = document.body.scrollLeft + event.clientX;
				if (bottomedge 				ie5menu.style.top = document.body.scrollTop + event.clientY - ie5menu.offsetHeight;
				else
				ie5menu.style.top = document.body.scrollTop + event.clientY;
				if(event.srcElement.getAttribute("songid") != null){
				songid=event.srcElement.songid;
				ie5menu.style.visibility = "visible";
				return false;
				}
				}
				function hidemenuie5() {
				ie5menu.style.visibility = "hidden";
				}
				function highlightie5() {
				if (event.srcElement.className == "menuitems") {
				event.srcElement.style.backgroundColor = "highlight";
				event.srcElement.style.color = "white";
				}
				}
				function lowlightie5() {
				if (event.srcElement.className == "menuitems") {
				event.srcElement.style.backgroundColor = "";
				event.srcElement.style.color = "black";
				}
				}
				function jumptoie5() {
				if (event.srcElement.className == "menuitems") {
				if (event.srcElement.getAttribute("target") != null){
				window.open(event.srcElement.url, event.srcElement.getAttribute("target"));
				}
				else
				window.location = event.srcElement.url;
				}
				}
				
				function SetCookie (name, value)
				{
				 document.cookie = name+"="+value;
				}
				
				function GetCookie (name) { 
				var CookieFound = false; 
				var start = 0; 
				var end = 0; 
				var CookieString = document.cookie; 
				var i = 0; 
				
				while (i 				start = i ; 
				end = start + name.length; 
				if (CookieString.substring(start, end) == name){ 
				CookieFound = true; 
				break; 
				} 
				i++; 
				} 
				
				if (CookieFound){ 
				start = end + 1; 
				end = CookieString.indexOf(";",start); 
				if (end < start) 
				end = CookieString.length; 
				return unescape(CookieString.substring(start, end)); 
				} 
				return ""; 
				} 
				
				function Play(){
				var argv = Play.arguments; 
				var argc = Play.arguments.length; 
				if(argc>0) songid=argv[0]; 
				SetCookie("playlist",songid);
				SetCookie("index",0);
				url="play.asp?id="+songid+"&index=0";
				window.open(url,"play","height=340,width=320");
				}
				function Addtolist(){
				playlist=GetCookie("playlist")+","+songid;
				index=GetCookie("index");
				SetCookie("playlist",playlist);
				playlist="play.asp?id="+playlist+"&index="+index;
				window.open(playlist,"play","height=340,width=320");
				}
				function Playall(){
				var min=0;
				var nodeList = document.getElementsByTagName("A");
				for (var i = 0; i < nodeList.length; i++)
				{
				if(nodeList[i].getAttribute("songid") != null){
				if(min==0) {playlist=nodeList[i].getAttribute("songid");min=1;}
				else playlist=playlist+","+nodeList[i].getAttribute("songid");
				}
				}
				SetCookie("playlist",playlist);
				playlist="play.asp?id="+playlist+"&index=0";
				window.open(playlist,"play","height=340,width=320");
				}
				function Download(){
				url="download.asp?id="+songid;
				window.open(url,"download","width=468,height=142");
				}
				function AddtoCommon(){
				url="save_to_common.asp?action=save&id="+songid;
				window.location = url;
				}
				function AddtoFavorite(){
				url="save_to_favorite.asp?id="+songid;
				window.location = url;
				}
				function Lyric(){
				url="getlyric.asp?id="+songid;
				window.open(url,"lyric","scrollbars=yes,left=200,top=150,width=360,height=400");
				}
				function Send(){
				url="send.asp?id="+songid;
				window.open(url,"send","left=200,top=100,width=500,height=300");
				}
				function Updata(){
				url="updata.asp?id="+songid;
				window.open(url,"updata","width=468,height=142");
				}
				function AddMusic(){
				url="addmusic.asp?id="+songid;
				window.open(url,"addmusic","width=468,height=150");
				}
				function Delete(){
				url="delete.asp?id="+songid;
				window.location = url;
				}