intImage = 2;
	function swapImage() {
	
	var arrow = document.getElementById("arrow_reveal_down");		
		
	switch (intImage) {
		case 2:
			arrow.src = "images/arrow-up-new.jpg"
			intImage = 1 
			return(false);
				
		case 1:
			arrow.src = "images/arrow-down-new.jpg"
		   	intImage = 2 
		   	return(false);		
		    }	
		}