function showCategory(no)
{ 
	
	 var NextDivName  	= document.getElementById("view_all_link"+no); 
	 var NextDivValue	= NextDivName.className;
	 var NextYes = NextDivValue.indexOf('10');	
	 
	if(NextDivValue == "L2_arrow float_right")
	{		
		new Effect.BlindDown(document.getElementById('demo-all'+no));
		NextDivName.className	= "L2_arrow_up float_right";	
		
	}
	else
	if(NextDivValue == "L2_arrow_up float_right")
	{
		new Effect.BlindUp(document.getElementById('demo-all'+no))		
		NextDivName.className	= "L2_arrow float_right";
	}
}