function resizeWindow(w,h,ow,oh,oWin) {
 if (!oWin)
    oWin = window;
 resizeBy(w-ow,h-oh);
}

function addLoadEvent(func,oObj) {
 if (!oObj)
    oObj = document.body;
  oObj.oldonload = oObj.onload;
  if (typeof oObj.onload != 'function') {
    oObj.onload = func;
  } else {
    oObj.onload = function() {
      oObj.oldonload();
      func();
    }
  }
}