var state;
	function showhide(id,imgid)
	{
		var obj = document.getElementById(id);
		state = obj.style.display;
		if( state == 'none')	
		{
			state = 'block';
			var obj = document.getElementById(id);
			document.getElementById(imgid).src 	= '/images/b_min.gif' 		
		}else{					
			state = 'none';
			document.getElementById(imgid).src 	= '/images/b_plus.gif'
		}
		obj.style.display = state;
	}



	function highlight_on()
	{
		window.event.srcElement.style.color='#c33829';
		window.event.srcElement.style.background='#ffffff';
		return true;
	}


	function highlight_off()
	{
		window.event.srcElement.style.color='#ffffff';
		window.event.srcElement.style.background='#c33829';
		return true;
	}