$(document).ready(function(){
  $("#navigation li.z9").hover(
    function() { 
	$(this).removeClass("iehover_2");
	$(this).addClass(" iehover");
	document.getElementById("shop_bb").style.background = "url(/sites/all/themes/pexuniverse_new/images/ie6/head-navigation-act-brand.png) no-repeat left top";
	},
    function() { 
	$(this).removeClass("iehover");
	$(this).addClass(" iehover_2");
	document.getElementById("shop_bb").style.background = "url(/sites/all/themes/pexuniverse_new/images/ie6/head-navigation.png) no-repeat left top";
	}
  );
  

  
    $("#navigation").hover(
    function() { 
	$(this).addClass("nav_z");
	},
    function() { $(this).removeClass("nav_z"); }
  );
});