function arrowLoad(num, root_dir) {
/* NOT WORKING WELL, REMOVED.
	$(document).ready(function() {
		var arrow_hyp = '#arrow_hyp_' + num;
		
		var preloads = new Image();
		var preload_num = 2;
		images = new Array();
		
		images[0] = root_dir + "universal/images/arrow-hover.png";
		images[1] = root_dir + "universal/images/menu-bg-hover.jpg";
		images[2] = root_dir + "universal/images/arrow.png";
		images[3] = root_dir + "universal/images/menu-bg.jpg";
		
		for (var i = 0; i < preload_num; i++) {
			preloads.src = images[i];
		}
	
		$('#menu_arrow').mouseenter(function() {
			$('#menu_arrow').css({ 'background' : 'url(' + images[0] + ')' });
			$(arrow_hyp).css({ 'background' : 'url(' + images[1] + ')' });
		}).mouseleave(function() {
			$('#menu_arrow').css({ 'background' : 'url(' + images[2] + ')' });
			$(arrow_hyp).css({ 'background' : 'url(' + images[3] + ')' });
		});
		
		$(arrow_hyp).mouseenter(function() {
			$('#menu_arrow').css({ 'background' : 'url(' + images[0] + ')' });
			$(arrow_hyp).css({ 'background' : 'url(' + images[1] + ')' });
		}).mouseleave(function() {
			$('#menu_arrow').css({ 'background' : 'url(' + images[2] + ')' });
			$(arrow_hyp).css({ 'background' : 'url(' + images[3] + ')' });
		});
	});
*/
}