rolls = new Array (5);
rolls[0] = new Image(); rolls[0].src = "http://www.njit.edu/uicomponents/images/sub1r.gif"; //rollover image
rolls[1] = new Image(); rolls[1].src = "http://www.njit.edu/uicomponents/images/submyr.gif"; //rollover image
rolls[2] = new Image(); rolls[2].src = "http://www.njit.edu/uicomponents/images/sub2r.gif"; //rollover image
rolls[3] = new Image(); rolls[3].src = "http://www.njit.edu/uicomponents/images/Sub3r.gif"; //rollover image
rolls[4] = new Image(); rolls[4].src = "http://www.njit.edu/uicomponents/images/Sub4r.gif"; //rollover image

ups = new Array (5);
ups[0] = "http://www.njit.edu/uicomponents/images/sub1.gif";
ups[1] = "http://www.njit.edu/uicomponents/images/submy.gif";
ups[2] = "http://www.njit.edu/uicomponents/images/sub2.gif";
ups[3] = "http://www.njit.edu/uicomponents/images/Sub3.gif";
ups[4] = "http://www.njit.edu/uicomponents/images/Sub4.gif";