if (document.images) {
	
    buttonBusinessitA = new Image(163, 51); buttonBusinessitA.src = "/images/buttonBusinessit_grey.png";
 	buttonBusinessitB = new Image(163, 51); buttonBusinessitB.src = "/images/buttonBusinessit.png";

	buttonBusinessvoipA = new Image(163, 51); buttonBusinessvoipA.src = "/images/buttonBusinessvoip_grey.png";  
	buttonBusinessvoipB = new Image(163, 51); buttonBusinessvoipB.src = "/images/buttonBusinessvoip.png";
}