var isNew = 0 ;
var isNS4 = 0 ;
var isIE4 = 0 ;

var brow = ( (navigator.appName) + (parseInt(navigator.appVersion)) );
/*   document.writeln('brow = ' + brow + '<br>');   */

if ((parseInt(navigator.appVersion) >= 5)) 
    { isNew = 1 }
else   if (brow == "Netscape4")
       { isNS4 = 1; }
    else  if (brow =="Microsoft Internet Explorer4")
             { isIE4 = 1; }
/*   document.writeln(' / isNS4 = ' + isNS4 + ' / isIE4 = ' + isIE4 + ' / isNew = ' + isNew + '<br>');  */ 

if ((isNS4) || (isIE4) || (isNew)) {
   docObj   = (isNS4) ? 'document' : 'document.all';
   styleObj = (isNS4) ? '' : '.style';
}