$(document).ready(function(){
  $('a[rel]').click(function () {
    var $$ = $(this);
    var param = $$.attr('rel').match(/(\d+)/g);
    var w = param[0] || 300;
    var h = param[1] || 300;
    var s = ($$.attr('rel').match(/slim/))?'no':'yes';
    var r = ($$.attr('rel').match(/fix/) )?'no':'yes';
    var t = $$.attr('target') || '_blank' ;
    window.open( $$.attr('href'), t, "resizable="+r+",scrollbars="+s+",width="+w+",height="+h ).focus();
    return false;
  });
});