welcome_off = new Image(112,17);
welcome_off.src = "/images/nav/welcome_off.gif"
welcome_on = new Image(112,17);
welcome_on.src = "/images/nav/welcome_on.gif"

guidelines_off = new Image(112,17);
guidelines_off.src = "/images/nav/guidelines_off.gif"
guidelines_on = new Image(112,17);
guidelines_on.src = "/images/nav/guidelines_on.gif"

forums_off = new Image(112,17);
forums_off.src = "/images/nav/forums_off.gif"
forums_on = new Image(112,17);
forums_on.src = "/images/nav/forums_on.gif"

library_off = new Image(112,29);
library_off.src = "/images/nav/library_off.gif"
library_on = new Image(112,29);
library_on.src = "/images/nav/library_on.gif"

contact_off = new Image(112,16);
contact_off.src = "/images/nav/contact_off.gif"
contact_on = new Image(112,16);
contact_on.src = "/images/nav/contact_on.gif"


function rOn(imgName) {
	document.images[imgName].src = eval(imgName + "_on.src");
}

function rOff(imgName) {
	document.images[imgName].src = eval(imgName + "_off.src");
}