Array.prototype.insert=function(before_this_index,obj_inserted)
{
	if(this.length>0 && before_this_index>=0 && before_this_index<this.length)
	{
		for(var i=this.length;i>before_this_index;i--)
			this[i]=this[i-1];
		this[before_this_index]	=obj_inserted;
        return before_this_index;
    }
    this.push(obj_inserted);
    return this.length-1;
}
Array.prototype.removeEle=
  function(index){
      if(index<this.length){
          for(i=index;i<this.length-1;i++){
            this[i]=this[i+1];
         }
         this[this.length-1]=null;
         this.pop();
     }
 }

MediaItem=function(id,url,displayname,singer,type){
    this.id=id;
    this.url=url;
    this.displayname=displayname;
    this.singer=singer;
    this.type=type;
}

//globale data structure
var msLinkArr=new Array();

var msFuncArr=new Array();

var pgBackCall=null;

var theTimer=null;

var wpapi=7;

var wp_init=false;

var clsid="6BF52A52-394A-11D3-B153-00C04F79FAA6";

var isFirefox=false;

var bgGiveIn=false;

mroot="music1224";

rurl="";

var time_td_len=78;