if (document.images) {
	image1on = new Image();		image1on.src = "images/subNav01-on.gif";
	image1off = new Image();	image1off.src = "images/subNav01.gif";
	image2on = new Image();		image2on.src = "images/subNav02-on.gif";
	image2off = new Image();	image2off.src = "images/subNav02.gif";
	image3on = new Image();		image3on.src = "images/subNav03-on.gif";
 	image3off = new Image();	image3off.src = "images/subNav03.gif";
	image4on = new Image();		image4on.src = "images/subNav04-on.gif";
	image4off = new Image();	image4off.src = "images/subNav04.gif"; 
	image5on = new Image();		image5on.src = "images/subNav05-on.gif";
	image5off = new Image();	image5off.src = "images/subNav05.gif"; 
	image6on = new Image();		image6on.src = "images/subNav06-on.gif";
	image6off = new Image();	image6off.src = "images/subNav06.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");
    }
  }
}