$(document).ready(function() {
      // do stuff when DOM is ready
      $(".lightbox").lightbox({fitToScreen: true});

      $("#banner, #haupt, #sidebar div, #footer").corner("10px");
      $("#menu li:first").corner("tl tr 10px");
      $("#menu li:last").corner("bl br 10px");
      $("#sidebar .block_top").corner("tl tr 10px");
      $("#sidebar .block_main").corner("bl br 10px");

      var sidebarheight = $("#sidebar").height() -17;
      var hauptheight = $("#haupt").height();

      if(sidebarheight > hauptheight){
        $("#haupt").height(sidebarheight);
      }

});