//document.getElementById("btn" + j_id).style.visibility = "visible";
var grn = "#008132";
var orng = "#EDA665";
var wht = "#F0F0F0";
var brgthgrn = "#D2EDDC";
var txt = "#68676B";

var last_menu_id = "";

function markSubMenu(menu_id, a_id){
	document.getElementById(menu_id).style.backgroundColor = grn;
	document.getElementById(a_id).style.backgroundColor = grn;
	document.getElementById(a_id).style.color = wht;
}

function unmarkSubMenu(menu_id, a_id){
	document.getElementById(menu_id).style.backgroundColor = brgthgrn;
	document.getElementById(a_id).style.backgroundColor = brgthgrn;
	document.getElementById(a_id).style.color = grn;
}


function markMenu(menu_id, color_id, val){
	//document.getElementById(menu_id).style.color = orng;
	
	// Für das Untermenu
	if (last_menu_id != menu_id){
		if (last_menu_id!= ""){
			document.getElementById("um_" + last_menu_id).style.display = "none";
			document.getElementById(last_menu_id).style.borderBottom = "1px solid " + brgthgrn;
		}// Falls alter Menupunkt vorhanden
		document.getElementById("um_" + menu_id).style.display = "block";
		document.getElementById(menu_id).style.borderBottom = "1px solid " + color_id;
		document.getElementById("content").style.border = "2px solid " + color_id;
		document.getElementById("um_" + menu_id).style.backgroundColor = color_id;
		
		last_menu_id = menu_id;
	}// Falls neuer Menupunkt
}

function unmarkMenu(menu_id, color_id){
	//document.getElementById(menu_id).style.color = "#ffffff";
	//if (color_id == brgthgrn)
		//document.getElementById(menu_id).style.color = grn;
}

function calculate(preis, anzahl){
	document.getElementById("ges_preis").innerHTML = 0;
	for (i = 0; i < anzahl; i++){
		anz = window.document.forms['warenkorb'].elements[(i*5)+3].id.split("_");
		preis = parseFloat(document.getElementById("ges_preis").innerHTML) + (anz[1] * window.document.forms['warenkorb'].elements[(i*5)+3].value);
		preis = Math.round(preis*100)/100;
		
		document.getElementById("lam_preis").innerHTML = preis;
		document.getElementById("mwst").innerHTML = (preis*19/100);
		document.getElementById("ges_preis").innerHTML = preis+6.9;
		document.getElementById("input_ges_preis").value = preis+6.9;
	}
}

function check_form1 () {
	if (document.getElementById("vorname").value != "" && 
		 document.getElementById("nachname").value != "" &&
		  document.getElementById("strasse").value != "" &&
		   document.getElementById("plz").value != "" &&
		    document.getElementById("email").value != "")
	return true;
	else return false;
}