var menuHeights = function(id) {
  var numLinks = $(id + ' a').length;
  if (!numLinks) return 0;
  var rows = parseFloat(parseInt(numLinks / 2) + numLinks % 2);
  var pr = 2.2;
  if (($.browser.msie) && ($.browser.version != "8.0")){
    pr += 0.35;
  }
  var ph = 2.6;
  if (($.browser.msie) && ($.browser.version != "8.0")){
    ph -= .5;
  }
  var height = parseFloat(rows * pr + ph) + 'em';
  return height;
};
$(document).ready(function(){
	//When mouse rolls over
	$("div#menu2 li").mouseover(function(){
          var submenu_id = '#sub' + this.id;
          $(submenu_id).stop().animate({height:menuHeights(submenu_id), padding_top:'20', padding_bottom: '20'},{queue:false, duration:600, easing: 'easeOutBounce'});
	});
	//When mouse is removed  
	$("div#menu2 li").mouseout(function(){  
       	  var submenu_id = '#sub' + this.id;
          $(submenu_id).stop().animate({height:'0'},{queue:false, duration:600, easing: 'easeOutBounce'}); 
        });
        if (($.browser.msie) && ($.browser.version == "6.0")){
          document.execCommand("BackgroundImageCache", false, true);
        }
});