if (document.images) {
   
     button1 = new Image
     button2 = new Image
	 
     button3 = new Image
     button4 = new Image
	 
     button5 = new Image
     button6 = new Image
	 
     button7 = new Image
     button8 = new Image
	 
     button9 = new Image
     button10 = new Image
	 
     button11 = new Image
     button12 = new Image
	 
     button13 = new Image
     button14 = new Image
	 
     button15 = new Image
     button16 = new Image
	 
     button17 = new Image
     button18 = new Image
	 
     button19 = new Image
     button20 = new Image
	 
     button21 = new Image
     button22 = new Image
	 
     button23 = new Image
     button24 = new Image
	 
     button25 = new Image
     button26 = new Image
	 
	 
	 	 
     button1.src = 'images/about.png'
     button2.src = 'images/about-hvr.jpg'
	 
	 button3.src = 'images/books.png'
     button4.src = 'images/books-hvr.jpg'
	 
     button5.src = 'images/endorse.png'
     button6.src = 'images/endorse-hvr.jpg'
	 
     button7.src = 'images/media.png'
     button8.src = 'images/media-hvr.jpg'
	 
     button9.src = 'images/blog.jpg'
     button10.src = 'images/blog-hvr.jpg'
	 
     button11.src = 'images/links.png'
     button12.src = 'images/links-hvr.jpg'
	 
     button13.src = 'images/achieve.png'
     button14.src = 'images/achieve-hvr.jpg'
	 
     button15.src = 'images/award.png'
     button16.src = 'images/award-hvr.jpg'
	 
     button17.src = 'images/foundation.png'
     button18.src = 'images/foundation-hvr.jpg'
	 
     button19.src = 'images/james.jpg'
     button20.src = 'images/james-hvr.jpg'
	 
     button21.src = 'images/tour.png'
     button22.src = 'images/tour-hvr.jpg'
	 
     button23.src = 'images/advertising.jpg'
     button24.src = 'images/advertising-hvr.jpg'
	 
     button25.src = 'images/photo.png'
     button26.src = 'images/photo-hvr.jpg'
 }