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
	 
	 
	 	 
     button1.src = 'images/document.jpg'
     button2.src = 'images/document-hvr.jpg'
	 
	 button3.src = 'images/services.jpg'
     button4.src = 'images/services-hvr.jpg'
	 
	 button5.src = 'images/scanning.jpg'
     button6.src = 'images/scanning-hvr.jpg'
	 
	 button7.src = 'images/support.jpg'
     button8.src = 'images/support-hvr.jpg'
	 
	 button9.src = 'images/contact.jpg'
     button10.src = 'images/contact-hvr.jpg'
 }