function getElementsByClass(rootNode,classToSearch,tagName)
    { 
        var elementsToReturn = new Array(); 
        var root=document.getElementById(rootNode);      
        var elementList = root.getElementsByTagName(tagName); 
        var nLen = elementList.length; 
        

        var pattern = new RegExp("\\b"+classToSearch+"\\b"); 

        for(var i = 0; i < nLen; i++)
        { 
            if( pattern.test(elementList[i].className) )
            { 
                elementsToReturn[elementsToReturn.length] = elementList[i]; 
            } 
        } 
        return elementsToReturn;
    } 


	function zjvote(zjid,numid)
	{
		var $=document.getElementById;
		var frame=$("frame");
		frame.src="/zjvote.asp?zjid="+zjid+"&id="+numid+"&r="+Math.random();
	}


	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 getObject(idname) {
    return (function(id) {
        if (document.getElementById) {
            return document.getElementById(id);
        } else if (document.all) {
            return document.all[id];
        } else if (document.layers) {
            return document.layers[id];
        } else {
            return null;
        }
    })(idname) || {};
}
function memo() 
{   
if (getObject('ismemo').style.height != 'auto') 
{            getObject('ismemo').style.height = 'auto'; 
getObject('memotxt').innerHTML = "收缩专辑介绍"; 
} else {
getObject('ismemo').style.height = '200px'; 
getObject('memotxt').innerHTML = "点击展开更多介绍";
}
}
function copyInBoard(s) {
	window.clipboardData.setData("text",s);
	alert("复制成功了你可以发给你的朋友了");
}