function imgOver(imgName) {
	if (document.images && imagesLoaded) {
		document.images[imgName].src = images[imgName + "_on"].src;
	}
}

function imgOut(imgName) {
	if (document.images && imagesLoaded) {
		document.images[imgName].src = images[imgName + "_off"].src;
	}
}

function btnOver(btnObject) {
	if (document.images && imagesLoaded) {
		btnObject.src = images[btnObject.name + "_on"].src;
	}
}

function btnOut(btnObject) {
	if (document.images && imagesLoaded) {
		btnObject.src = images[btnObject.name + "_off"].src;
	}
}

function pctOver(pctName, imgName) {
	if (document.images && imagesLoaded) {
		document.images[imgName].src = images[pctName + "_on"].src;
	}
}

function pctOut(pctName, imgName) {
	if (document.images && imagesLoaded) {
		document.images[imgName].src = images[pctName + "_off"].src;
	}
}