b1up=new Image(85,113);
b1up.src="images/b1a.jpg";
b1down=new Image(85,113);
b1down.src="images/b1.jpg";

b2up=new Image(158,158);
b2up.src="images/b2a.jpg";
b2down=new Image(158,158);
b2down.src="images/b2.jpg";

b3up=new Image(102,158);
b3up.src="images/b3a.jpg";
b3down=new Image(102,158);
b3down.src="images/b3.jpg";

b4up=new Image(95,158);
b4up.src="images/b4a.jpg";
b4down=new Image(95,158);
b4down.src="images/b4.jpg";

b5up=new Image(89,158);
b5up.src="images/b5a.jpg";
b5down=new Image(89,158);
b5down.src="images/b5.jpg";