if (document.images) {
	img1on = new Image();
	img1on.src = "/images/navPortfolioOver.gif";
	
	img1off = new Image();
	img1off.src = "/images/navPortfolioOff.gif";
	
	img2on = new Image();
	img2on.src = "/images/navArtOver.gif";
	
	img2off = new Image();
	img2off.src = "/images/navArtOff.gif";
	
	img3on = new Image();
	img3on.src = "/images/navAboutOver.gif";
	
	img3off = new Image();
	img3off.src = "/images/navAboutOff.gif";
	
	img4on = new Image();
	img4on.src = "/images/navDogInkOver.gif";
	
	img4off = new Image();
	img4off.src = "/images/navDogInkOff.gif";
	
	img5on = new Image();
	img5on.src = "/images/navContactOver.gif";
	
	img5off = new Image();
	img5off.src = "/images/navContactOff.gif";
	
	img6on = new Image();
	img6on.src = "/images/buyBtnOver.gif";
	
	img6off = new Image();
	img6off.src = "/images/buyBtnOff.gif";
	
	img7on = new Image();
	img7on.src = "/images/pdfBtnOver.gif";
	
	img7off = new Image();
	img7off.src = "/images/pdfBtnOff.gif";
	
	img8on = new Image();
	img8on.src = "/images/pdfBtnOver.gif";
	
	img8off = new Image();
	img8off.src = "/images/pdfBtnOff.gif";
	
	
	
}
function imgOn(imgName) {
	if (document.images) {
		document[imgName].src = eval(imgName + "on.src");
	}
}
function imgOff(imgName) {
	if (document.images) {
		document[imgName].src = eval(imgName + "off.src");
	}
}