function checkmsg(){
form = document.forms['smsgate'];
vcal_event = form.vcal_event.value.length;
//vcal_place = form.vcal_place.value.length;
msglength = (vcal_event);

smslimit_max = 10;

document.getElementById('writelimitsms').innerHTML=(smslimit_max - msglength);

}

function checkgw(){

form = document.forms['smsgate'];
gateway = form.gateway;

var idgw = 0;
for(i=0;i<gateway.length;i++){
  if(gateway[i].checked==true){
    idgw = gateway[i].value;
    break;
  }
}

return idgw;
}

function showgw(){

var idgw = checkgw(); 

  if(idgw == 4){    
    document.getElementById('option4').className = 'option set';
    document.getElementById('option1').className = 'option notset';
    document.getElementById('gatewayinfo4').className = 'info show';
    document.getElementById('gatewayinfo1').className = 'info hidden';
  }
  else{
    document.getElementById('option4').className = 'option notset';
    document.getElementById('option1').className = 'option set';
    document.getElementById('gatewayinfo4').className = 'info hidden';
    document.getElementById('gatewayinfo1').className = 'info show';
  }
  
showcountry(idgw);
  
}

function showcountry(idgw){
  document.getElementById("set_country").href = 'set_countries.php?gateway=' + idgw + '&keepThis=true&TB_iframe=true&height=400&width=400';
  
  if(idgw == 4){
    document.forms['smsgate'].number.value = prefixnumber4;
  }
  else{
    document.forms['smsgate'].number.value = prefixnumber1;
  }
  
}

function checkfeature(){

form = document.forms['smsgate'];
feature1 = form.feature1.checked;

if(feature1){
  price1 = 1.20;
  checkmsg();  
}
else{
  price1 = 1;
  checkmsg();
}

}

function recipient_contact_rm(id){
  var d = document.getElementById('recipients');  
  var olddiv = document.getElementById('contact_' + id);  
  d.removeChild(olddiv);   
  var contact = document.forms['smsgate'].recipient_contact.value;
  document.forms['smsgate'].recipient_contact.value = contact.replace(id + ';','');  
  if(document.forms['smsgate'].recipient_contact.value.length == 0 && document.forms['smsgate'].recipient_group.value.length == 0){
    document.getElementById('phoneedit').style.display="block";
  }
}

function recipient_group_rm(id){
  var d = document.getElementById('recipients');  
  var olddiv = document.getElementById('group_' + id);  
  d.removeChild(olddiv);   
  var group = document.forms['smsgate'].recipient_contact.value;  
  document.forms['smsgate'].recipient_group.value = group.replace(id + ';','');
  if(document.forms['smsgate'].recipient_contact.value.length == 0 && document.forms['smsgate'].recipient_group.value.length == 0){
    document.getElementById('phoneedit').style.display="block";
  }
}