b1 = new Image();
b1.src = "images/property.gif";
b2 = new Image();
b2.src = "images/resources.gif";
b3 = new Image();
b3.src = "images/privacy.gif";
b4 = new Image();
b4.src = "images/press.gif";
b5 = new Image();
b5.src = "images/charitable.gif";