// Ensures window is at maximise size

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 = top.screen.availHeight; 
       top.window.outerWidth = top.screen.availWidth; } 
   }