// MOUSEOVER: BEGIN

capable = (((navigator.appName == "Netscape") && (parseInt(navigator.appVersion) >= 3 )) || ((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4 )))

if (capable) {

// NAV OFF: BEGIN

	nav_audio_off = new Image
	nav_audio_off.src = "img/nav/nav_audio_off.gif"
	nav_bios_off = new Image
	nav_bios_off.src = "img/nav/nav_bios_off.gif"
	nav_cd_off = new Image
	nav_cd_off.src = "img/nav/nav_cd_off.gif"
	nav_schedule_off = new Image
	nav_schedule_off.src = "img/nav/nav_schedule_off.gif"
	nav_info_off = new Image
	nav_info_off.src = "img/nav/nav_info_off.gif"
	nav_contact_off = new Image
	nav_contact_off.src = "img/nav/nav_contact_off.gif"
	nav_steelers_off = new Image
	nav_steelers_off.src = "img/nav/nav_steelers_off.gif"
	nav_internal_off = new Image
	nav_internal_off.src = "img/nav/nav_internal_off.gif"

// NAV OFF: END
// NAV ON: BEGIN

	nav_audio_on = new Image
	nav_audio_on.src = "img/nav/nav_audio_on.gif"
	nav_bios_on = new Image
	nav_bios_on.src = "img/nav/nav_bios_on.gif"
	nav_cd_on = new Image
	nav_cd_on.src = "img/nav/nav_cd_on.gif"
	nav_schedule_on = new Image
	nav_schedule_on.src = "img/nav/nav_schedule_on.gif"
	nav_info_on = new Image
	nav_info_on.src = "img/nav/nav_info_on.gif"
	nav_contact_on = new Image
	nav_contact_on.src = "img/nav/nav_contact_on.gif"
	nav_internal_on = new Image
	nav_internal_on.src = "img/nav/nav_internal_on.gif"
	nav_steelers_on = new Image
	nav_steelers_on.src = "img/nav/nav_steelers_on.gif"

// NAV ON: END
// MOUSEOVER: END

}

function img_on(imgName) {
	if (capable) {
	imgOn = eval(imgName + "_on.src")
	document [imgName].src = imgOn
	}
}

function img_off(imgName) {
	if (capable) {
	imgOff = eval(imgName + "_off.src")
	document [imgName].src = imgOff
	}
}