$j(document).ready(function(){

  //reg overlay
  $j('.registration-overlay').colorbox({
        href : "/register-overlay.phtml?product="+$j('.registration-overlay').attr('name'),
        width : "400px",
        initialWidth : "400px",
        initialHeight : "367px",
        scrolling : false,
        transition : 'none',
        close : "",
	title : ""
  });

});