var sm_total = 0;
function sm_broetchen(form){
// --- Auf gueltige Werte pruefen --- 
if(isNaN(form.design.value))
{
form.design.value = 0;
}
if(isNaN(form.simpel.value))
{
form.simpel.value = 0;
}
if(isNaN(form.standard.value))
{
form.standard.value = 0;
}
if(isNaN(form.komplex.value))
{
form.komplex.value = 0;
}
if(isNaN(form.digital.value))
{
form.digital.value = 0;
}
if(isNaN(form.fotos.value))
{
form.fotos.value = 0;
}
if(isNaN(form.vorlagen.value))
{
form.vorlagen.value = 0;
}

if(isNaN(form.formular.value))
{
form.formular.value = 0;
}
if(isNaN(form.umfrage.value))
{
form.umfrage.value = 0;
}

if(isNaN(form.onlineup.value))
{
form.onlineup.value = 0;
}
if(isNaN(form.suchmaschine.value))
{
form.suchmaschine.value = 0;
}
// ------------------------------

if(form.rabatt.checked)
{
form.kosten_simpel.value = form.simpel.value*220;
form.kosten_standard.value = form.standard.value*310;
form.kosten_komplex.value = form.komplex.value*580;
}
else
{
form.kosten_simpel.value = form.simpel.value*270;
form.kosten_standard.value = form.standard.value*360;
form.kosten_komplex.value = form.komplex.value*630;
}

form.kosten_digital.value = form.digital.value*55;
form.kosten_fotos.value = form.fotos.value*85;
form.kosten_vorlagen.value = form.vorlagen.value*160;
form.kosten_formular.value = form.formular.value*400;
form.kosten_onlineup.value = form.onlineup.value*610;
form.kosten_umfrage.value = form.umfrage.value*290;
form.kosten_suchmaschine.value = 0;
if(form.suchmaschine.value > 0)
{
form.kosten_suchmaschine.value = 160+form.suchmaschine.value*85;
}

form.kosten_shop.value = 0;
if(form.shop.checked){
form.kosten_shop.value = 7500;
}
form.kosten_forum.value = 0;
if(form.forum.checked){
form.kosten_forum.value = 1200;
}
form.kosten_suche.value = 0;
if(form.suche.checked){
form.kosten_suche.value = 860;
}
form.kosten_referenz.value = 0;
if(form.referenz.checked){
form.kosten_referenz.value = 280;
}
form.kosten_domain.value = 0;
if(form.domain.checked){
form.kosten_domain.value = 70;
}
form.kosten_hosting.value = 0;
if(form.hosting[1].checked){
form.kosten_hosting.value = 159;
}
if(form.hosting[2].checked){
form.kosten_hosting.value = 459;
}

form.gesamtsumme.value = (form.design.value*1)+(form.kosten_hosting.value*1)+(form.kosten_simpel.value*1)+(form.kosten_standard.value*1)+(form.kosten_komplex.value*1)+
(form.kosten_digital.value*1)+(form.kosten_fotos.value*1)+(form.kosten_vorlagen.value*1)+(form.kosten_shop.value*1)+(form.kosten_formular.value*1)+
(form.kosten_onlineup.value*1)+(form.kosten_suchmaschine.value*1)+(form.kosten_umfrage.value*1)+
(form.kosten_forum.value*1)+(form.kosten_suche.value*1)+(form.kosten_referenz.value*1)+(form.kosten_domain.value*1);
}