if (screen.height>=800)

	{

		changeLayout("wide");

	}

	else

	{

		changeLayout("thin");

	}

	

	function changeLayout(description){

	   var rows = document.getElementsByTagName('link');

	   for(var i=0, row; row = rows[i]; i++){

		   if(row.getAttribute("title") == description){row.disabled = false;}

		   else if(row.getAttribute("title") != "default"){row.disabled = true;}

	   }

	}