function checkenquiryFields() { 

if (document.Contactus.Name.value == "") { 
alert("Details incorrect. Please enter your First Name."); 
document.Contactus.Firstname.focus(); return;

}

if (document.Contactus.Email.value.indexOf("@")<3){ // checks for at least 3 characters before the @

alert("The email entered appears to be incorrect - please check the username and format of the email that it contains '@' ");
document.Contactus.Email.focus(); return;

}

if (document.Contactus.Contact.value == "null") { 
alert("Details incorrect. Please enter a preferred CONTACT METHOD."); 
document.Contactus.Contact.focus(); return;

}

if (document.Contactus.Found.value == "null") { 
alert("Details incorrect. Please enter how you FOUND US."); 
document.Contactus.Found.focus(); return;

}

if (document.Contactus.Contact.value == "Phone" & document.Contactus.Phone.value == "")  { 
alert("Details incorrect. You have requested to be contacted by phone but you have not entered a valid telephone number."); 
document.Contactus.Phone.focus(); return;

}



else {  // if none of the fields have any errors then submit the form

document.Contactus.submit(); // In this document,  submit the form called notify

}


}