.popup
{
   position: fixed;
   width: 100%;
   opacity: 0.7;
   top:0px;
   min-height:200px;
   height:100%;
   z-index: 100;
   background: #FFFFFF;
   font-size: 20px;
   text-align: center;
   display:none;
   
}
#annc_form
{
	position:absolute;
	width:450px;
	font-family: Tahoma;
	font-size: 12px;
	top:50px;
	left:25%;
	background-color:#DDD;
	padding:10px;
	border:1px solid #AAA;
	display:none;
	z-index:101;
	-moz-border-radius: 10px;
	-moz-box-shadow: 0 0 10px #aaa;
	-webkit-border-radius: 10px;
	-webkit-box-shadow: 0 0 10px #aaa;
}