if (document.images)
   {
	 
/* About Navigation  */   
     aboutOn= new Image(170,23);
     aboutOn.src="/poison/images/nav/aboutUsOn.gif";  
	 
     familyOn= new Image(170,23); 
     familyOn.src="/poison/images/nav/youAndYourFamilyOn.gif"; 
	 
	 healthOn= new Image(170,23); 
     healthOn.src="/poison/images/nav/healthCareOn.gif"; 
	 
	 educatorsOn= new Image(170,23); 
     educatorsOn.src="/poison/images/nav/educatorsOn.gif"; 
	 
	 newsOn= new Image(170,23); 
     newsOn.src="/poison/images/nav/newsAndEventsOn.gif"; 
	 
	 resourcesOn= new Image(170,23); 
     resourcesOn.src="/poison/images/nav/resourcesOn.gif"; 
	 
	 homeOn= new Image(170,23); 
     homeOn.src="/poison/images/nav/homeOn.gif"; 
	 
	 
     aboutOff= new Image(170,23);
     aboutOff.src="/poison/images/nav/aboutUs.gif";
	 
     familyOff= new Image(170,23);
     familyOff.src="/poison/images/nav/youAndYourFamily.gif";
	 
	 healthOff= new Image(170,23);
     healthOff.src="/poison/images/nav/healthCare.gif"; 
	 
	 educatorsOff= new Image(170,23);
     educatorsOff.src="/poison/images/nav/educators.gif"; 
	 
	 newsOff= new Image(170,23);
     newsOff.src="/poison/images/nav/newsAndEvents.gif"; 
	 
	 resourcesOff= new Image(170,23);
     resourcesOff.src="/poison/images/nav/resources.gif"; 
	 
	 homeOff= new Image(170,23);
     homeOff.src="/poison/images/nav/home.gif"; 
	 
   }

function lightup(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;
    }
 }