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;
}
}