function displaySubcat(id,total,cat) 
	{
		
		for(i=1;i<=total;i++)
		{
			switch(cat)
			{
				case 1:
				if(i==id)
				{
					document.getElementById("subcat"+i).style.display='block';	
				}
				else
				{
				document.getElementById("subcat"+i).style.display='none';	
				}
				break;
				case 0:
				document.getElementById("subcat"+i).style.display='none';
				break;
			}
		}
	}