if (document.images) 
	{

    link1_swap = new Image()
    link1_swap.src = "images/link1_over.gif"
	
	link1_off = new Image()
	link1_off.src = "images/link1.gif"
    
    link2_swap = new Image()
    link2_swap.src = "images/link2_over.gif"
    
    link2_off = new Image()
    link2_off.src = "images/link2.gif"

	link3_swap = new Image()
    link3_swap.src = "images/link3_over.gif"

	link3_off = new Image()
    link3_off.src = "images/link3.gif"
	
    link4_swap = new Image()
    link4_swap.src = "images/link4_over.gif"

    link4_off = new Image()
    link4_off.src = "images/link4.gif"
	
    sublink1_swap = new Image()
    sublink1_swap.src = "images/sublink1_over.gif"
	
	sublink1_off = new Image()
	sublink1_off.src = "images/sublink1.gif"
    
    sublink2_swap = new Image()
    sublink2_swap.src = "images/sublink2_over.gif"
    
    sublink2_off = new Image()
    sublink2_off.src = "images/sublink2.gif"

	sublink3_swap = new Image()
    sublink3_swap.src = "images/sublink3_over.gif"

	sublink3_off = new Image()
    sublink3_off.src = "images/sublink3.gif"	
}

function changeImages() {
  if (document.images) {
    for (var i=0; i<changeImages.arguments.length; i+=2) {
      document[changeImages.arguments[i]].src = eval(changeImages.arguments[i+1] + ".src");
    }
  }
}