//if (document.images) {

var nav_sb_1_off = new Image();
nav_sb_1_off.src = "/include/images/leftnav/nav_sb_1_off.gif";
var nav_sb_1_on = new Image();
nav_sb_1_on.src = "/include/images/leftnav/nav_sb_1_on.gif";

var nav_sb_2_off = new Image();
nav_sb_2_off.src = "/include/images/leftnav/nav_sb_2_off.gif";
var nav_sb_2_on = new Image();
nav_sb_2_on.src = "/include/images/leftnav/nav_sb_2_on.gif";

var nav_sb_3_off = new Image();
nav_sb_3_off.src = "/include/images/leftnav/nav_sb_3_off.gif";
var nav_sb_3_on = new Image();
nav_sb_3_on.src = "/include/images/leftnav/nav_sb_3_on.gif";

var nav_sb_4_off = new Image();
nav_sb_4_off.src = "/include/images/leftnav/nav_sb_4_off.gif";
var nav_sb_4_on = new Image();
nav_sb_4_on.src = "/include/images/leftnav/nav_sb_4_on.gif";

var nav_sb_5_off = new Image();
nav_sb_5_off.src = "/include/images/leftnav/nav_sb_5_off.gif";
var nav_sb_5_on = new Image();
nav_sb_5_on.src = "/include/images/leftnav/nav_sb_5_on.gif";







//}

function act(imgName) {
if (document.images)
document[imgName].src = eval(imgName + 'on.src');
}

function inact(imgName) {
if (document.images)
document[imgName].src = eval(imgName + 'off.src');
}