// JavaScript Document

/* 与jquery冲突
//function $(id) { return document.getElementById(id); }


function addClass(element,value) {
 if (!element.className) {
  element.className = value;
  } else {
  newClassName = element.className;
  newClassName+= " ";
  newClassName+= value;
  element.className = newClassName;
 }
}

function removeClass(element,value){
	 if (element.className.length>0) {
	  	  newClassName = element.className;
		  newClassName=newClassName.replace(value,'');
		  element.className = newClassName;
	  } else{
	  }
	  
}
*/

//-------------------首页标签-------------------------------------------
 function changeTag(menuName,divName,cssName,num,count)
 {
     for(var id = 1;id<=count;id++)
     {
		 var menuNameAll=menuName+id;
		 var divNameAll=divName+id;
		 if(id==num)
		 {
			// $(divNameAll).style.display="block";
			// addClass($(menuNameAll),cssName);
			$("#"+divNameAll).show();
			$("#"+menuNameAll).addClass(cssName);
		 }
		 else
		 {
		 	 //$(divNameAll).style.display="none";
			 //removeClass($(menuNameAll),cssName);
			 
			$("#"+divNameAll).hide();
			$("#"+menuNameAll).removeClass(cssName);
			
		 }
		 
     }
 } 
	
	

//------------------------选择-------------------------------------------
function getObject(idname) {
	if (document.getElementById){
			return document.getElementById(idname);
		}
		else if (document.all){
			return document.all[idname];
		}
		else if (document.layers){
			return document.layers[idname];
		}
		else{
			return null;
		}
}

function getTags(parentobj, tag){
	if (parentobj == null){
		return new Array();
	}
	else if (typeof parentobj.getElementsByTagName != 'undefined'){
		return parentobj.getElementsByTagName(tag);
	}
	else if (parentobj.all && parentobj.all.tags){
		return parentobj.all.tags(tag);
	}
	else{
		return new Array();
	}
}

function clk(act,id){
	var v = "";
	var o;
	var a = getTags(getObject(id),"input");
	//for start
	for(var i=0; i<a.length; i++){
		o = a[i];
		if(act=="all"){//如果是选中全部
			o.checked = true;
		}
		else if(act=="un"){//如果是反选
			if(o.checked){
				o.checked = false;
			}
			else{
				o.checked = true;
			}
		}
		else{ //则取到所有选中ID
			var n = a[i].value;
			if(n>0 && a[i].checked){
				v = v + "id="+a[i].value+"&";
			}
		}
	}
	//for end
	
	if(act=="play"){
		v = v.substring(0,v.length-1);
		if(v.length==0){
		alert("请选择歌曲后再进行连播！");
		}
		else{
			window.open("/player/Default.aspx?"+v+"","players");
		}
	}
}

//------------------------选择end-------------------------------------------



//------------------------------显示或隐藏指定内容----------------------
function display(sid){
	//alert(sid);
	//alert(document.getElementById(sid).innerHTML);
	curr=eval(sid);
	if (curr.style.display == "none")
	{
	eval(sid + ".style.display=\"block\";");
	}
	else
	{
		eval(sid + ".style.display=\"none\";");
	}
} 


// JavaScript Document
function show(sid){
	thisPath="../";
	curr=eval("menu" + sid);
	if (curr.style.display == "none")
	{
	eval("menu" + sid + ".style.display=\"\";");
	document.getElementById('menuImage'+sid).src=thisPath+'images/folder_open.gif';
	}
	else
	{
	    document.getElementById('menuImage'+sid).src=thisPath+'images/folder_close.gif';
		eval("menu" + sid + ".style.display=\"none\";");
		
	}
}