nav_above_off = new Image();
nav_above_off.src = "../../templates/crpf/images/nav_above_off.gif";
nav_above_over = new Image();
nav_above_over.src = "../../templates/crpf/images/nav_above_over.gif";
nav_above_on = new Image();
nav_above_on.src = "../../templates/crpf/images/nav_above_on.gif";

nav_below_off = new Image();
nav_below_off.src = "../../templates/crpf/images/nav_below_off.gif";
nav_below_over = new Image();
nav_below_over.src = "../../templates/crpf/images/nav_below_over.gif";
nav_below_on = new Image();
nav_below_on.src = "../../templates/crpf/images/nav_below_on.gif";