Creating a popup image viewer in CSS without loading a new page

<body> <center>Sorry you do not have frames enabled. Here is the link of the tutorial:<br> <a href="http://webdesigninfo.wordpress.com/2007/05/26/creating-popup-image-viewer-in-css/">http://webdesigninfo.wordpress.com/2007/05/26/creating-popup-image-viewer-in-css/</a></center> </body>