top.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; 
  } 
  }