if (document.images)	{
									var imageOne = new Image()
									imageOne.src="../images/subnav/greetings.gif"

									var imageTwo = new Image()
									imageTwo.src="../images/subnav/mentor.gif"

									var imageThree = new Image()
									imageThree.src="../images/subnav/events.gif"

									var imageFour = new Image()
									imageFour.src="../images/subnav/sponsors.gif"
									
									var imageFive = new Image()
									imageFive.src="../images/subnav/news.gif"
									
									var imageSix = new Image()
									imageSix.src="../images/subnav/info.gif"																																												


									}

		
		function swapGif(image_name) 	{
										if (document.images)	{
																document.images[image_name].src = '../images/subnav//' + image_name + '_on.gif';		
																}
										}

		function restoreGif(image_name)	{
										if (document.images)	{
																document.images[image_name].src = '../images/subnav//' + image_name + '.gif';
																}
										}