{
	browser = (((navigator.appName == "Netscape") && (parseInt(navigator.appVersion) >= 3 )) || ((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4 )))
	
	if (browser) {
		zaksuk_on = new Image();
		zaksuk_on.src = "images/zak_suk1.gif";
		zaksuk_off = new Image();
		zaksuk_off.src = "images/zak_suk.gif";
	}
	
	if (browser) {
		zakswanto_on = new Image();
		zakswanto_on.src = "images/zak_swanto1.gif";
		zakswanto_off = new Image();
		zakswanto_off.src = "images/zak_swanto.gif";
	}
	
	if (browser) {
		zakzlotyp_on = new Image();
		zakzlotyp_on.src = "images/zak_zlotyp1.gif";
		zakzlotyp_off = new Image();
		zakzlotyp_off.src = "images/zak_zlotyp.gif";
	}
	
	

}

function change(rys, naco) {
	if (browser) rys.src = naco.src;
	return true;
}