if (document.images) {	

   	welcome_on= new Image();			welcome_on.src="admin/images/mobile/footer/welcome2.jpg";  
	welcome_off= new Image(); 			welcome_off.src="admin/images/mobile/footer/welcome1.jpg";

   	information_on= new Image();		information_on.src="admin/images/mobile/footer/info2.jpg";  
	information_off= new Image(); 		information_off.src="admin/images/mobile/footer/info1.jpg";

   	login_on= new Image();				login_on.src="admin/images/mobile/footer/login2.jpg";  
	login_off= new Image(); 			login_off.src="admin/images/mobile/footer/login1.jpg";

   }