function switchImg(obj, img) {
	var el = document.getElementById(obj);
	var my_img = img;
	el.src = my_img;
}

function openNewWindow(img_name, title) {
window.open('openwin.aspx?img='+ img_name + '&title=' + title, 'powiekszenie', 'toolbar=0, location=0, menubar=0, resizable=no, scrollbars=0, fullscreen=0, status=0, width=900, height=700');
}