function displayEmail(user, domain, name, subject) {
	document.write('<a href="mailto: ' + user + '&#64;' + domain + '?subject=' + subject +'">' + name + '</a>');
}

function key() {
	k = document.getElementById('key');
	k.style.visibility = 'visible';
	//alert(k.style.visibility);
}

function displayWindow(url, width, height, name) {
	//window.open(url,name,'width='+width+',height='+height+',name="name",resizable=0,scrollbars=no,menubar=no');
	clientW = screen.width;
	clientH = screen.height;
	if (height > clientH) {
		scrollValue = 'yes';
		width = width+19; //19 - szerokosc scrolla
		newHheight = clientH-100; //zmienijszenie wysokosci do wymiarow clienta
	} else {
		scrollValue = 'no';
		newHheight = height;
	}
	w = window.open(url,name,'width='+width+',height='+newHheight+',name="name",resizable=0,scrollbars='+scrollValue+',menubar=no');
	w.moveTo(clientW/2-width/2, clientH/2-newHheight/2);
}