if (document.images) {
	image1 = new Image
	image2 = new Image
	image3 = new Image
	image4 = new Image
	image5 = new Image
	image6 = new Image
	image7 = new Image
	image8 = new Image
	image9 = new Image
	image10 = new Image
	image11 = new Image
	image12 = new Image
          
     image1.src = 'images/homebutton_off.bmp'
     image2.src = 'images/homebutton_on.bmp'
     image3.src = 'images/vp1button_off.bmp'
     image4.src = 'images/vp1button_on.bmp'
     image5.src = 'images/vp2button_off.bmp'
     image6.src = 'images/vp2button_on.bmp'
     image7.src = 'images/mtbutton_off.bmp'
     image8.src = 'images/mtbutton_on.bmp'
     image9.src = 'images/gamesbutton_off.bmp'
     image10.src = 'images/gamesbutton_on.bmp'
     image11.src = 'images/shopbutton_off.bmp'
     image12.src = 'images/shopbutton_on.bmp'
 }