function preloadImages(){
	biographyRO=new Image();
	biographyTextRO=new Image();
	biographyRO.src="images/home/buttons/biography-ro.gif";
	biographyTextRO.src="images/home/text/biography-ro.gif";

	scheduleRO=new Image();
	scheduleTextRO=new Image();
	scheduleRO.src="images/home/buttons/schedule-ro.gif";
	scheduleTextRO.src="images/home/text/schedule-ro.gif";

	recordingsRO=new Image();
	recordingsTextRO=new Image();
	recordingsRO.src="images/home/buttons/recordings-ro.gif";
	recordingsTextRO.src="images/home/text/recordings-ro.gif";

	repertoireRO=new Image();
	repertoireTextRO=new Image();
	repertoireRO.src="images/home/buttons/repertoire-ro.gif";
	repertoireTextRO.src="images/home/text/repertoire-ro.gif";

	newsreviewsRO=new Image();
	newsreviewsTextRO=new Image();
	newsreviewsRO.src="images/home/buttons/newsreviews-ro.gif";
	newsreviewsTextRO.src="images/home/text/newsreviews-ro.gif";

	photosRO=new Image();
	photosTextRO=new Image();
	photosRO.src="images/home/buttons/photos-ro.gif";
	photosTextRO.src="images/home/text/photos-ro.gif";
	
	linksRO=new Image();
	linksTextRO=new Image();
	linksRO.src="images/home/buttons/links-ro.gif";
	linksTextRO.src="images/home/text/links-ro.gif";

	contactRO=new Image();
	contactTextRO=new Image();
	contactRO.src="images/home/buttons/contact-ro.gif";
	contactTextRO.src="images/home/text/contact-ro.gif";

}

function enterButton(button){
	document.images[button].src='images/home/buttons/'+button+'-ro.gif';
	document.images[button+'-text'].src='images/home/text/'+button+'-ro.gif';
}

function leaveButton(button){
	document.images[button].src='images/home/buttons/'+button+'.gif';
	document.images[button+'-text'].src='images/home/text/'+button+'.gif';
}