var popup = {
	rezervari:function(){
		var margin_top = (screen.height-450)/2;
		var margin_left = (screen.width-560)/2;
		var window_options = "location=0, status=0, scroollbars=0, width=575, height=500, top="+margin_top+", left=".margin_left;
		window.open("form_rezervari.html", "Rezervari", window_options);
	}
}