function validate_required(field,alerttxt)
{
with (field)
{
if (value==null||value=="")
{alert(alerttxt);return false;}
else {return true}
}
}
function validate_form(thisform)
{
with (thisform)
{
if (validate_required(paymentmethod,"Please complete the payment method field.")==false){paymentmethod.focus();return false;}
if (validate_required(contactperson,"Please complete the contact person field.")==false){contactperson.focus();return false;}
if (validate_required(businessname,"Please complete the business name field.")==false){businessname.focus();return false;}
if (validate_required(accommtype,"Please complete the accommodation type field.")==false){accommtype.focus();return false;}
if (validate_required(address,"Please complete the address field.")==false){address.focus();return false;}
if (validate_required(region,"Please complete the state/region field.")==false){region.focus();return false;}
if (validate_required(phone,"Please complete the telephone field.")==false){phone.focus();return false;}
if (validate_required(description,"Please complete the description field.")==false){description.focus();return false;}
if (validate_required(image,"Please complete the image field.")==false){image.focus();return false;}
}
}