<!--

// this is the code for the drop-down links

function expandCollapse(id) 
{
	
	/* expands/closes sub-menus on depending on its current state*/
	var element = document.getElementById(id);
	
	element.style.display = (element.style.display == "none") ? "block" : "none";
	
	///////////
	
	/* shows appropriate bullet-point depending if sub-menu is expanded or closed */

	id = "bullet-"+id;
	
	// paths of bullet-point states
	var pathBullet = "/provost/images/bullet.jpg";
	var pathBulletDown = "/provost/images/bullet-down.jpg";
	
	element = document.getElementById(id);
	
	if(element) {
		element.src = (element.src.match('bullet.jpg')) ? pathBulletDown : pathBullet;
	}
}

// -->