if (document.images) 
	{

   link1_swap = new Image()
   link1_swap.src = "images/ops_link1_over.jpg"
	
	link1_off = new Image()
	link1_off.src = "images/ops_link1.jpg"
    
   link2_swap = new Image()
   link2_swap.src = "images/ops_link2_over.jpg"
    
   link2_off = new Image()
   link2_off.src = "images/ops_link2.jpg"

	link3_swap = new Image()
   link3_swap.src = "images/ops_link3_over.jpg"

	link3_off = new Image()
   link3_off.src = "images/ops_link3.jpg"
	
   link4_swap = new Image()
   link4_swap.src = "images/ops_link4_over.jpg"

   link4_off = new Image()
   link4_off.src = "images/ops_link4.jpg"

   link5_swap = new Image()
   link5_swap.src = "images/ops_link5_over.jpg"

   link5_off = new Image()
   link5_off.src = "images/ops_link5.jpg"

   link6_swap = new Image()
   link6_swap.src = "images/ops_link6_over.jpg"

   link6_off = new Image()
   link6_off.src = "images/ops_link6.jpg"

   link7_swap = new Image()
   link7_swap.src = "images/ops_link7_over.jpg"

   link7_off = new Image()
   link7_off.src = "images/ops_link7.jpg"

   link8_swap = new Image()
   link8_swap.src = "images/ops_link8_over.jpg"

   link8_off = new Image()
   link8_off.src = "images/ops_link8.jpg"

   link9_swap = new Image()
   link9_swap.src = "images/ops_link9_over.jpg"

   link9_off = new Image()
   link9_off.src = "images/ops_link9.jpg"

   link10_swap = new Image()
   link10_swap.src = "images/ops_link10_over.jpg"

   link10_off = new Image()
   link10_off.src = "images/ops_link10.jpg"

   link11_swap = new Image()
   link11_swap.src = "images/ops_link11_over.jpg"

   link11_off = new Image()
   link11_off.src = "images/ops_link11.jpg"

   link12_swap = new Image()
   link12_swap.src = "images/ops_link12_over.jpg"

   link12_off = new Image()
   link12_off.src = "images/ops_link12.jpg"

   link13_swap = new Image()
   link13_swap.src = "images/ops_link13_over.jpg"

   link13_off = new Image()
   link13_off.src = "images/ops_link13.jpg"

}

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");
    }
  }
}