if (document.images){ 
	//Tabs start
	img1on = new Image();
	img1on.src = "/img/sites/31/butt-Tab1_o.gif";
	img1off = new Image();
	img1off.src = "/img/sites/31/butt-Tab1.gif";
	
	img2on = new Image();
	img2on.src = "/img/sites/31/butt-Tab2_o.gif";
	img2off = new Image();
	img2off.src = "/img/sites/31/butt-Tab2.gif";
	
	img3on = new Image();
	img3on.src = "/img/sites/31/butt-Tab3_o.gif";
	img3off = new Image();
	img3off.src = "/img/sites/31/butt-Tab3.gif";
	
	img4on = new Image(); 
	img4on.src = "/img/sites/31/butt-Tab4_o.gif";
	img4off = new Image(); 
	img4off.src = "/img/sites/31/butt-Tab4.gif";
	//tabs end
}