function resize(){
  var frame = document.getElementById("content");
  var winH = 0;
  if (parseInt(navigator.appVersion)>3) {
   if (navigator.appName=="Netscape") {
    winH = window.innerHeight;
   }
   if (navigator.appName.indexOf("Microsoft")!=-1) {
    winH = document.documentElement.clientHeight;
    if(!(winH > 0)){
        winH = document.body.clientHeight;
     }

   }
  }

  if(winH > 600)
  {
    frame.style.height = winH - 100 + "px";
  } else
  {
    frame.style.height = 600;
  }
    var pos = jQuery("#content").offset();
    var height = jQuery("#content").height();   //show the menu directly over the placeholder

    jQuery("#footer").css( { "top": (pos.top + height-50) + "px"});
    jQuery("#footer").show();
}