<!--
if (document.images) {

// rollover on
img1on = new Image();
img1on.src="graphics/top_but1r.gif";
img2on = new Image();
img2on.src="graphics/top_but2r.gif";
img3on = new Image();
img3on.src="graphics/top_but3r.gif";
img4on = new Image();
img4on.src="graphics/top_but4r.gif";
img5on = new Image();
img5on.src="graphics/top_but5r.gif";
img6on = new Image();
img6on.src="graphics/top_but6r.gif";
img7on = new Image();
img7on.src="graphics/top_but7r.gif";

// rollover off
img1off = new Image();
img1off.src="graphics/top_but1.gif";
img2off = new Image();
img2off.src="graphics/top_but2.gif";
img3off = new Image();
img3off.src="graphics/top_but3.gif";
img4off = new Image();
img4off.src="graphics/top_but4.gif";
img5off = new Image();
img5off.src="graphics/top_but5.gif";
img6off = new Image();
img6off.src="graphics/top_but6.gif";
img7off = new Image();
img7off.src="graphics/top_but7.gif";
}

// Function to 'activate' images.
function imgOn(imgName) {
if (document.images) {
document[imgName].src = eval(imgName + "on.src");
}
}

// Function to 'deactivate' images.
function imgOff(imgName) {
if (document.images) {
document[imgName].src = eval(imgName + "off.src");
}
}
// -->