if (document.images) {
	pic1on = new Image();
	pic1on.src = "images/nav_audioprograms_on.gif";  
	pic1off = new Image();
	pic1off.src = "images/nav_audioprograms.gif";
	
	pic2on = new Image();
	pic2on.src = "images/nav_books_on.gif";  
	pic2off = new Image();
	pic2off.src = "images/nav_books.gif";
	
	pic3on = new Image();
	pic3on.src = "images/nav_motivationalmovies_on.gif";  
	pic3off = new Image();
	pic3off.src = "images/nav_motivationalmovies.gif";
	
	pic4on = new Image();
	pic4on.src = "images/nav_videotraining_on.gif";  
	pic4off = new Image();
	pic4off.src = "images/nav_videotraining.gif";
	
	pic5on = new Image();
	pic5on.src = "images/nav_bestsellers_on.gif";  
	pic5off = new Image();
	pic5off.src = "images/nav_bestsellers.gif";

	pic6on = new Image();
	pic6on.src = "images/nav_audioprograms2_on.gif";  
	pic6off = new Image();
	pic6off.src = "images/nav_audioprograms2.gif";
	
	pic7on = new Image();
	pic7on.src = "images/nav_books2_on.gif";  
	pic7off = new Image();
	pic7off.src = "images/nav_books2.gif";
	
	pic8on = new Image();
	pic8on.src = "images/nav_motivationalmovies2_on.gif";  
	pic8off = new Image();
	pic8off.src = "images/nav_motivationalmovies2.gif";
	
	pic9on = new Image();
	pic9on.src = "images/nav_videotraining2_on.gif";  
	pic9off = new Image();
	pic9off.src = "images/nav_videotraining2.gif";
	
	pic10on = new Image();
	pic10on.src = "images/nav_bestsellers2_on.gif";  
	pic10off = new Image();
	pic10off.src = "images/nav_bestsellers2.gif";
}

function lightup(imgName) {
	if (document.images) {
		imgOn=eval(imgName + "on.src");
		document[imgName].src= imgOn;
	}
 }

function turnoff(imgName) {
	if (document.images) {
		imgOff=eval(imgName + "off.src");
		document[imgName].src= imgOff;
	}
}