window.onload = maxWindow;
function maxWindow(){
window.moveTo(0,0);
if (document.all){
  top.window.resizeTo(screen.availWidth,screen.availHeight);
} else if (document.layers||document.getElementById){
  if (top.window.outerHeight<screen.availHeight||top.window.outerWidth<screen.availWidth) {
    top.window.outerHeight = screen.availHeight;
    top.window.outerWidth = screen.availWidth;
  }
}
}