.pop {
  position: absolute;

}
.pop .pop_menu {
    display: none;

}
.pop .pop_toggle {
    background: url(../js/icon-dropdown.gif) right no-repeat;
    width: 78px;
    height: 25px;
    overflow: hidden;
    cursor: pointer; 
margin-top: -19px;

}

.active .pop_toggle {
  z-index: 2000;
  position: absolute;
  top: 0;
  left: 0;
  background: url(../js/icon-dropdown-up.gif) right no-repeat; 
}

.active .pop_menu {
margin-top: 14px;
  display: block;
  background-color: #c5c5c5;
  color: #fff;
  position: absolute;
width: 140px;
}

.active .pop_menu .navNat, .active .pop_menu .navInt {
width: 300px;
line-height: 1.6;
}

.active .pop_menu div ul {
color: #5cb584;
font-size: 14px;
}
.active .pop_menu h3 {
color: #5cb584;
font-size: 14px;
}
#mainNav .active .pop_menu div.navNat li, #mainNav .active .pop_menu div.navInt li {
display: block;
font-size: 100%;
border-bottom: 1px solid #adadad;
border-top: 1px solid #dbdbdb;
background: none;
padding: 0;
width: 140px;
float: none;
}
#mainNav .active .pop_menu div.navInt li a, #mainNav .active .pop_menu div.navNat li a {
	font-weight: normal;
	margin: 0;	
	background: none;
display: block;
padding: 3px 15px;
}
#mainNav .active .pop_menu .navInt li a:hover, #mainNav .active .pop_menu .navNat li a:hover {
	color: #3c608b;
}