function popMax( aURL, aWinName )
          {
           var wOpen;
           var sOptions;
           var limit = .9;
           var width = screen.availWidth;
           var height = screen.availHeight;
           var left = Math.round(screen.availWidth*(1-limit)/2);
           var top = Math.round(screen.availHeight*(1-limit)/2);

           sOptions = 'status=yes,menubar=yes,scrollbars=yes,resizable=yes,toolbar=yes';
           sOptions = sOptions + ',width=' + ((width - 10)*limit).toString();
           sOptions = sOptions + ',height=' + ((height - 122)*limit).toString();
           sOptions = sOptions + ',screenX='+left+',screenY='+top+',left='+left+',top='+top;

           wOpen = window.open( '', aWinName, sOptions );
           wOpen.location = aURL;
           wOpen.focus();
           wOpen.moveTo( left, top);
           wOpen.resizeTo( width*limit, height*limit );
           return wOpen;
          }

function nav(u) { document.location.href = u; }

function closeWindow(){
self.close()
}