aboutOn = new Image();
 aboutOn.src = "Images/Nav/Buttons/Home/abouton.gif";
 aboutOff = new Image();
 aboutOff.src = "Images/Nav/Buttons/Home/aboutoff.gif"; 
 
 prdctOn = new Image();
 prdctOn.src = "Images/Nav/Buttons/Home/prdcton.gif";
 prdctOff = new Image();
 prdctOff.src = "Images/Nav/Buttons/Home/prdctoff.gif"; 
  
 colorOn = new Image();
 colorOn.src = "Images/Nav/Buttons/Home/coloron.gif";
 colorOff = new Image();
 colorOff.src = "Images/Nav/Buttons/Home/coloroff.gif";

 salesOn = new Image();
 salesOn.src = "Images/Nav/Buttons/Home/saleson.gif";
 salesOff = new Image();
 salesOff.src = "Images/Nav/Buttons/Home/salesoff.gif";
 
 techOn = new Image();
 techOn.src = "Images/Nav/Buttons/Home/techon.gif";
 techOff = new Image();
 techOff.src = "Images/Nav/Buttons/Home/techoff.gif"; 


function btnOff(name)
{
  var button;
  button = eval("document." + name);
  var buttonOff;
  buttonOff = eval(name + "Off");
  button.src = buttonOff.src;
}

function btnOn(name)
{
  var button;
  button = eval("document." + name);
  var buttonOn;
  buttonOn = eval(name + "On");
  button.src = buttonOn.src;
}