// JavaScript Document

 if (document.images)
   {
     pic1on= new Image(19,19);
     pic1on.src="images/menu1-o.jpg";
     
     pic1off= new Image(19,19);
     pic1off.src="images/menu1.jpg";
	 
	 pic2on= new Image(20,19);
     pic2on.src="images/menu2-o.jpg";
     
     pic2off= new Image(20,19);
     pic2off.src="images/menu2.jpg";
	 
	 pic3on= new Image(18,19);
     pic3on.src="images/menu3-o.jpg";
     
     pic3off= new Image(18,19);
     pic3off.src="images/menu3.jpg";
	 
	 pic4on= new Image(21,17);
     pic4on.src="images/menu4-o.jpg";
     
     pic4off= new Image(21,17);
     pic4off.src="images/menu4.jpg";
	 
	 pic5on= new Image(13,13);
     pic5on.src="images/menu5-o.jpg";
     
     pic5off= new Image(13,13);
     pic5off.src="images/menu5.jpg";
	 
		 
	        
   }

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;
    }
 }