cssName = "default.css";
if((navigator.userAgent.indexOf("Opera"))>0)
   {
   brName = "Opera ";
   brVersion = navigator.userAgent.substr(navigator.userAgent.indexOf("Opera")+6,3)*1;
   }else
   {
      if((navigator.userAgent.indexOf("MSIE"))>0)
      {
      brName = "Internet Explorer ";
      brVersion = navigator.userAgent.substr(navigator.userAgent.indexOf("MSIE")+5,3)*1;
      }else
      {
        if((navigator.userAgent.indexOf("Netscape"))>0)
        {
        brName = "Netscape ";
        brVersion = navigator.userAgent.substr(navigator.userAgent.indexOf("Netscape")+9,3)*1;
        }else
         {
           if((navigator.userAgent.indexOf("Safari"))>0)
           {
           brName = "Safari ";
           brVersion = navigator.userAgent.substr(navigator.userAgent.indexOf("Safari")+8,1)*1;
           }else
           {
             brName = "Other ";
             brVersion = 0;
           }
         }
      }
    }
if((navigator.userAgent.indexOf("Mac"))>0)
   {
   userPC = "for Macintosh";
   }else
   {
      if((navigator.userAgent.indexOf("Windows"))>0)
	  {
	  userPC = "for Windows";
	  }else
	    {
	    userPC = "for All Users";
        }
   }
cssName = (brName.substr(0,3) + userPC.substr(4,3) +".css").toLowerCase();
if(cssName == "othall.css"){cssName = "default.css"}