ns=0;
if (navigator.appName == 'Netscape' && document.layers != null) {
  width = window.innerWidth;
  if (width > 800) {
	ns= (width-775)/2;
}
}
if (document.all != null){
  width = document.body.clientWidth;
}
if (width > 800) {
	ns= (width-775)/2;
}