function formRSL(form)
{
	var ChkValue="";
	var maxsong=30;
	var selectsong=0;
	if(form.id!=null)
	{
		for(var i=0;i<form.id.length;i++)
		{
			if(form.id[i].checked)
			{
				if(selectsong==0) {
					ChkValue+=form.id[i].value.toString();
				} else {
					ChkValue+=","+form.id[i].value.toString();
				}
				selectsong++;
			}
		}
		if(selectsong>0)
		{
			return ChkValue;
		}
		else
		{
			alert("请先选定您所需要的歌曲");
			return false;
		}
	}
	else
	{
		alert("找不到你想要的歌曲");
		return false;
	}
}
function bookmark(){
	window.external.AddFavorite('http://www.cnmp3.com', 'Cnmp3音乐网');
}

function submit_play(form){
	var sid=formRSL(form);
	if (sid) {
		var playurl="http://www.cnmp3.com/play.asp?id="+sid;
		window.open(playurl, "iplay");
	}
}

function submit_box(form)
{
	var sid=formRSL(form);
	if (sid)
	{
		var boxurl="http://www.cnmp3.com/user/addfav.asp?songid="+sid
		window.open(boxurl,"addbox")
	}
}

function joinplaylist(form)
{
	var sid=formRSL(form);
	if (sid)
	{
		var boxurl="http://www.cnmp3.com/addplaylist.asp?id="+sid
		window.open(boxurl,"playlist")
	}
}
function copyInBoard(s) { 			
	window.clipboardData.setData("text",s);
	alert("网址复制成功啦!");			
}
function CheckOthers(form)
{
	for (var i=0;i<form.elements.length;i++)
	{
		var e = form.elements[i];
			if (e.checked==false)
			{
				e.checked = true;
			}
			else
			{
				e.checked = false;
			}
	}
}
function CheckAll(form)
{
	for (var i=0;i<form.elements.length;i++)
	{
		var e = form.elements[i];
			e.checked = true
	}
}




function jolinplaylist(form)
{
for (var i=0;i<form.elements.length;i++)
	{
		
	}
}