function dropMenu(objjjj){
$(objjjj).each(function(){
var theSpan = $(this);
var theMenu = theSpan.find(".ej");
var tarHeight = theMenu.height();
theMenu.css({height:0,opacity:0});
theSpan.hover(
function(){
$(this).addClass("selected");
theMenu.stop().show().animate({height:tarHeight,opacity:1},400);
},
function(){
$(this).removeClass("selected");
theMenu.stop().animate({height:0,opacity:0},400,function(){
$(this).css({display:"none"});
});
}
);
});
}
$(document).ready(function(){
dropMenu(".topb_li");
});