/**
 * function order_type()
 *
 * hide or display form part according to selected order type, change text
 *
 * no params needed ;-)
 */
function order_type(){
	var type = document.getElementById("varianta").value;
	var pocet_text = "";
	var container_display = "none";

	switch(type){
		case "NEWSmail Light":
			pocet_text = "(max. 1 000 zpráv za měsíc, 10 MB pro soubory)";
			container_display = "none";
			break;
		case "NEWSmail 5":
			pocet_text = "(max. 5 000 zpráv za měsíc, 50 MB pro soubory)";
			container_display = "none";
			break;
		case "NEWSmail 10":
			pocet_text = "(max. 10 000 zpráv za měsíc, 50 MB pro soubory)";
			container_display = "none";
			break;
		case "NEWSmail 20":
			pocet_text = "(max. 20 000 zpráv za měsíc, 100 MB pro soubory)";
			container_display = "none";
			break;
		case "NEWSmail 50":
			pocet_text = "(max. 50 000 zpráv za měsíc, 100 MB pro soubory)";
			container_display = "none";
			break;
		case "NEWSmail 100":
			pocet_text = "(max. 100 000 zpráv za měsíc, 500 MB pro soubory)";
			container_display = "none";
			break;
		case "NEWSmail 200":
			pocet_text = "(max. 200 000 zpráv za měsíc, 1 GB pro soubory)";
			container_display = "none";
			break;
		case "NEWSmail Individual":
			pocet_text = "(individuální počet zpráv za měsíc, 2 GB pro soubory)";
			container_display = "block";
			break;
	}

	document.getElementById("pocet_text").innerHTML = pocet_text;
	document.getElementById("emaily_pocet_container").style.display = container_display;
}


/**
 * function space_type()
 *
 * hide or display form part according to selected additional space type
 *
 * no params needed ;-)
 */
function space_type(){
	var type = document.getElementById("prostor").value;
	var container_display = "none";

	switch(type){
		case "ne":
			container_display = "none";
			break;
		case "100 MB":
			container_display = "none";
			break;
		case "200 MB":
			container_display = "none";
			break;
		case "300 MB":
			container_display = "none";
			break;
		case "400 MB":
			container_display = "none";
			break;
		case "500 MB":
			container_display = "none";
			break;
		case "více než 500 MB":
			container_display = "block";
			break;
	}

	document.getElementById("prostor_container").style.display = container_display;
}