if (document.images) {

	var home1a = new Image();
	home1a.src = "images/buttons/home1a.gif"

	var menu1a = new Image();
	menu1a.src = "images/buttons/menu1a.gif"

	var services1a = new Image();
	services1a.src = "images/buttons/services1a.gif"

	var events1a = new Image();
	events1a.src = "images/buttons/events1a.gif"

	var links1a = new Image();
	links1a.src = "images/buttons/links1a.gif"

	var contact1a = new Image();
	contact1a.src = "images/buttons/contact1a.gif"



	var home1b = new Image();
	home1b.src = "images/buttons/home1b.gif"

	var menu1b = new Image();
	menu1b.src = "images/buttons/menu1b.gif"

	var services1b = new Image();
	services1b.src = "images/buttons/services1b.gif"

	var events1b = new Image();
	events1b.src = "images/buttons/events1b.gif"

	var links1b = new Image();
	links1b.src = "images/buttons/links1b.gif"

	var contact1b = new Image();
	contact1b.src = "images/buttons/contact1b.gif"

         }



         // highlight a link

         function highlight(img)

         {

	if (document.images)

	  document[img].src = eval(img + 'b.src')

         }



         // un-highlight a link

         function unhighlight(img)

         {

	if (document.images)

	  document[img].src = eval(img + 'a.src')

         }