function foto(url, width, height) {var Win = window.open(url,"foto",'width=' + width + ',height=' + height + ',resizable=0,scrollbars=no,menubar=no,left=200,top=0'); }

function foto_scroll(url, width, height) {var Win = window.open(url,"foto",'width=' + width + ',height=' + height + ',resizable=0,scrollbars=yes,menubar=no,left=200,top=0'); }




function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		s1o = newImage("images/strony/strona_1_a.gif");
		s2o = newImage("images/strony/strona_2_a.gif");
		s3o = newImage("images/strony/strona_3_a.gif");
		s4o = newImage("images/strony/strona_4_a.gif");
		s11o = newImage("images/strony/strona_1_a.gif");
		s22o = newImage("images/strony/strona_2_a.gif");
		s33o = newImage("images/strony/strona_3_a.gif");
		s44o = newImage("images/strony/strona_4_a.gif");
		preloadFlag = true;
	}
}