Pop up links Code (Part 2)

#fade { /*--Transparent background layer--*/
display: none; /*--hidden by default--*/
background: #000;
position: fixed; left: 0; top: 0;
width: 100%; height: 100%;
opacity: .80;
z-index: 9999;
}
.popup_block{
display: none; /*--hidden by default--*/
background: #fff;
padding: 20px;
border: 20px solid #ddd;
float: left;
font-size: 1.2em;
position: fixed;
top: 50%; left: 50%;
z-index: 99999;
/*--CSS3 Box Shadows--*/
-webkit-box-shadow: 0px 0px 20px #000;
-moz-box-shadow: 0px 0px 20px #000;
box-shadow: 0px 0px 20px #000;
/*--CSS3 Rounded Corners--*/
-webkit-border-radius: 10px;
-moz-border-radius: 10px;
border-radius: 10px;
}
img.btn_close {
float: right;
margin: -50px -50px 0 0;
}
/*--Making IE6 Understand Fixed Positioning--*/
*html #fade {
position: absolute;
}
*html .popup_block {
position: absolute;
}

h2{font: 9pt cambria !important; font-weight:normal; line-height:20px; margin:0px; color: #6c9ab0;}