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

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

									var imageThree = new Image()
									imageThree.src="images/volunteers.gif"																																																																																		
									
									var imageFour = new Image()
									imageFour.src="images/registration.gif"	
									
									var imageFive = new Image()
									imageFive.src="images/contact.gif"	
																											

 									}

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

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