var flash_piece =[];
	function openLyteBox()
	{
		flash_piece[0]=document.getElementById('flash_essentials');
		//flash_cheng
		flash_piece[1]=document.getElementById('flash_cheng');
		flash_piece[2]=document.getElementById('flash_eclica');
		//news_movie
		flash_piece[3]=document.getElementById('news_movie');
		//flash_arc
		flash_piece[4]=document.getElementById('flash_arc');
		
		//if(detectFF2())
			hideFlashPieces();

		var link = document.getElementById("arc_trigger");
		var t = link.title || link.name || null;
		var a = link.href || this.alt;
		var g = link.rel || false;
		tb_show(t,a,g);
		//window.myLytebox.start(link,false,true);
	}
	function hideFlashPieces()
	{
		for (var b=0; b<flash_piece.length; b++)
		{
			flash_piece[b].style.visibility = "hidden";
		}
	}
	function callBackUnHide()
	{
		for (var b=0; b<flash_piece.length; b++)
		{
			flash_piece[b].style.visibility = "visible";
		}
		/*
		if(detectFF2())
		{
			for (var b=0; b<flash_piece.length; b++)
			{
				flash_piece[b].style.visibility = "visible";
			}
		}
		*/
	}
	
	//find ff2
	function detectFF2() 
	{
	    var userAgent = navigator.userAgent.toLowerCase();
	    if (userAgent.indexOf('firefox')!=-1 ) 
	    {
	      var start = userAgent.indexOf('firefox');
	      var browserNameAndVersion = userAgent.substring(start,start + 9);// gets firefox/#
	      if(browserNameAndVersion.indexOf('2') > -1)//we found version 2
	      {
	        return true;
	      }else
	      {
	        return false;
	      }
	    }
	  }