// these icons swap on MouseOver
 
 if (document.images)
 
// 1-10 are for the main navigation
	{
	navarrow1On= new Image(56,12);
	navarrow1On.src="images/icon_navarrowover.gif";
	navarrow1Off= new Image(56,12);
	navarrow1Off.src="images/icon_navarrow.gif";
	}
	{
	navarrow2On= new Image(56,12);
	navarrow2On.src="images/icon_navarrowover.gif";
	navarrow2Off= new Image(56,12);
	navarrow2Off.src="images/icon_navarrow.gif";
	}

	{
	navarrow3On= new Image(56,12);
	navarrow3On.src="images/icon_navarrowover.gif";
	navarrow3Off= new Image(56,12);
	navarrow3Off.src="images/icon_navarrow.gif";
	}

	{
	navarrow4On= new Image(56,12);
	navarrow4On.src="images/icon_navarrowover.gif";
	navarrow4Off= new Image(56,12);
	navarrow4Off.src="images/icon_navarrow.gif";
	}

	{
	navarrow5On= new Image(56,12);
	navarrow5On.src="images/icon_navarrowover.gif";
	navarrow5Off= new Image(56,12);
	navarrow5Off.src="images/icon_navarrow.gif";
	}
	{
	navmailOn= new Image(56,12);
	navmailOn.src="images/icon_mailover.gif";
	navmailOff= new Image(56,12);
	navmailOff.src="images/icon_mail.gif";
	}

// 11-20 are for the sub navigation

	{
	navarrow11On= new Image(56,12);
	navarrow11On.src="images/icon_subnavarrowover.gif";
	navarrow11Off= new Image(56,12);
	navarrow11Off.src="images/icon_navarrow.gif";
	}
	{
	navarrow12On= new Image(56,12);
	navarrow12On.src="images/icon_subnavarrowover.gif";
	navarrow12Off= new Image(56,12);
	navarrow12Off.src="images/icon_navarrow.gif";
	}

	{
	navarrow13On= new Image(56,12);
	navarrow13On.src="images/icon_subnavarrowover.gif";
	navarrow13Off= new Image(56,12);
	navarrow13Off.src="images/icon_navarrow.gif";
	}

	{
	navarrow14On= new Image(56,12);
	navarrow14On.src="images/icon_subnavarrowover.gif";
	navarrow14Off= new Image(56,12);
	navarrow14Off.src="images/icon_navarrow.gif";
	}

	{
	navarrow15On= new Image(56,12);
	navarrow15On.src="images/icon_subnavarrowover.gif";
	navarrow15Off= new Image(56,12);
	navarrow15Off.src="images/icon_navarrow.gif";
	}

// 21-30 are for the about us sub navigation

	{
	navarrow21On= new Image(56,12);
	navarrow21On.src="images/icon_navarrow.gif";
	navarrow21Off= new Image(56,12);
	navarrow21Off.src="images/icon_subnavarrowover.gif";
	}
	{
	navarrow22On= new Image(56,12);
	navarrow22On.src="images/icon_navarrow.gif";
	navarrow22Off= new Image(56,12);
	navarrow22Off.src="images/icon_subnavarrowover.gif";
	}
	{
	navarrow23On= new Image(56,12);
	navarrow23On.src="images/icon_navarrow.gif";
	navarrow23Off= new Image(56,12);
	navarrow23Off.src="images/icon_subnavarrowover.gif";
	}
	{
	navarrow24On= new Image(56,12);
	navarrow24On.src="images/icon_navarrow.gif";
	navarrow24Off= new Image(56,12);
	navarrow24Off.src="images/icon_subnavarrowover.gif";
	}
	{
	navarrow25On= new Image(56,12);
	navarrow25On.src="images/icon_navarrow.gif";
	navarrow25Off= new Image(56,12);
	navarrow25Off.src="images/icon_subnavarrowover.gif";
	}
	{
	navarrow26On= new Image(56,12);
	navarrow26On.src="images/icon_navarrow.gif";
	navarrow26Off= new Image(56,12);
	navarrow26Off.src="images/icon_subnavarrowover.gif";
	}
	{
	navarrow27On= new Image(56,12);
	navarrow27On.src="images/icon_navarrow.gif";
	navarrow27Off= new Image(56,12);
	navarrow27Off.src="images/icon_subnavarrowover.gif";
	}
	{
	wwdOn= new Image(56,12);
	wwdOn.src="images/navline_5a.gif";
	wwdOff= new Image(56,12);
	wwdOff.src="images/navline_2a.gif";
	}


 
//this is the function  
 
function turnon(imgName)
 {
   if (document.images)
    {
      imgOn=eval(imgName + "On.src");
      document[imgName].src= imgOn;
    }
 }
 
function turnoff(imgName)
 {
   if (document.images)
    {
      imgOff=eval(imgName + "Off.src");
      document[imgName].src= imgOff;
    }
 }