// Pulldown
// ----------------------------------------------------------

$(function() {
  var image_cache = new Object();
  $("ul#GlobalNav li a img.over, ul#GlobalNav li ul.children li a img").each(function(i) {
    var imgsrc = this.src;
    var dot = this.src.lastIndexOf('.');
    var imgsrc_on = this.src.substr(0, dot) + '_on' + this.src.substr(dot, 4);
    image_cache[this.src] = new Image();
    image_cache[this.src].src = imgsrc_on;

		$(this).hover(
			function() { this.src = imgsrc_on; },
			function() {	this.src = imgsrc; });
	});

	$("ul#GlobalNav li ul.children").hide();

 	$("ul#GlobalNav li").hover(
      function() {
				var ID = "#" + $(this).attr("id") + " ul.children";
				$(ID).slideDown(300);
			},
      function() {
				var ID = "#" + $(this).attr("id") + " ul.children";
				$(ID).slideUp(50);
			}
	);

});