// JavaScript Document

function MM_validateForm() { //v4.0
  var i,p,q,nm,test,num,min,max,errors='',args=MM_validateForm.arguments;
  for (i=0; i<(args.length-2); i+=3) { test=args[i+2]; val=MM_findObj(args[i]);
    if (val) { nm=val.name; if ((val=val.value)!="") {
      if (test.indexOf('isEmail')!=-1) { p=val.indexOf('@');
        if (p<1 || p==(val.length-1)) errors+='- '+nm+' must contain an e-mail address.\n';
      } else if (test!='R') { num = parseFloat(val);
        if (isNaN(val)) errors+='- '+nm+' must contain a number.\n';
        if (test.indexOf('inRange') != -1) { p=test.indexOf(':');
          min=test.substring(8,p); max=test.substring(p+1);
          if (num<min || max<num) errors+='- '+nm+' must contain a number between '+min+' and '+max+'.\n';
    } } } else if (test.charAt(0) == 'R') errors += '- '+nm+' is required.\n'; }
  } if (errors) alert('The following error(s) occurred:\n'+errors);
  document.MM_returnValue = (errors == '');
}

function Form1_Validator()
{

// require that at least one checkbox be checked
var checkSelected = false;
for (i = 0;  i < document.reservatieform.welke_kamer.length;  i++)
{
if (document.reservatieform.welke_kamer[i].checked)
checkSelected = true;
}
if (!checkSelected)
{
alert("Kies aub één van de kameropties.");
document.MM_returnValue = false;
}

// require at least one radio button be selected
var radioSelected = false;
for (i = 0;  i < document.reservatieform.Betaling.length;  i++)
{
if (document.reservatieform.Betaling[i].checked)
radioSelected = true;
}
if (!radioSelected)
{
alert("Vergeet niet een betalingswijze te kiezen en de nodige informatie verder in te vullen.");
document.MM_returnValue = false;
}

// require at least one radio button be selected for checkintime
var radioSelected2 = false;
for (i = 0;  i < document.reservatieform.uur.length;  i++)
{
if (document.reservatieform.uur[i].checked)
radioSelected2 = true;
}
if (!radioSelected2)
{
alert("Vergeet niet uw aankomstuur te kiezen.");
document.MM_returnValue = false;
}




}

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