/* Check Form Version 1
   Position: BODY
   Autor: Toby Zenerino
   Homepage: http://www.zenerino.ch
   Erstellt: 17.09.2002
   Formular Inhalte Prüfen 
*/
function checkRequiredFields(input)
{


    var requiredFields = new Array("arrival",
                               "departure",
							   "attn",
							   "street",
							   "zipcity",
							   "phone",
							   "email");

    var fieldNames = new Array("Arrival date",
                               "Departure date",
							   "Contactperson",
							   "Street",
							   "ZIP-City",
							   "Telephone",
							   "Email");
    var fieldCheck   = true;
    var fieldsNeeded = "\nYour request is important for us. \nPlease fill in the following form fields:\n\n\t";

    for(var fieldNum=0; fieldNum < requiredFields.length; fieldNum++) {
        if ((input.elements[requiredFields[fieldNum]].value == "") ||
            (input.elements[requiredFields[fieldNum]].value == " ")) {

            fieldsNeeded += fieldNames[fieldNum] + "\n\t";
            fieldCheck = false;
        }
    }

    if (fieldCheck == true)
    {
        return true;
    }
    else
    {
        alert(fieldsNeeded);
        return false;
    }
}