/*Expanding Menus for Indexhibit  
	*uses jquery  
	*  
	*Created by Ross Cairns Mar 2008 
	*/
	function expandingMenu(num) {
	var speed = 500;
	var item_title = $("#menu ul").eq(num).children(":first");
	var items = $("#menu ul").eq(num).children().filter(function (index) { return index > 0; });
	/* hide items if not active */
	if (items.is(".active") == false) {
	items.hide();
	}
	/* add click functions + pointer to title */
	item_title.css({cursor:"pointer"}).toggle(
	    function () {
	            items.show(speed);
	        }, function () {
	            items.hide(speed);
	        })
}