<!--

function checkContact() {
  var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i
  if (document.contact.name.value == ""){
    alert("Please enter your name")
    document.contact.name.focus()
    return false
  } else if (document.contact.title.value == ""){
    alert("Please enter your job title")
    document.contact.title.focus()
    return false
  } else if (document.contact.address.value == ""){
    alert("Please enter your address")
    document.contact.address.focus()
    return false
  } else if (document.contact.postcode.value == ""){
    alert("Please enter your postcode")
    document.contact.postcode.focus()
    return false
  } else if (document.contact.email.value == ""){
    alert("Please enter your email address")
    document.contact.email.focus()
    return false
  } else if (!filter.test(document.contact.email.value)) {
    alert("Please enter a valid email address")
    document.contact.email.focus()
    return false
  } else if (document.contact.challenge.value == "") {
    alert("Please answer the maths question")
    document.contact.challenge.focus()
    return false
  } else if (document.contact.challenge.value != document.contact.challenge_solve.value) {
    alert("You have not answered the maths question correctly. Please try again.")
    document.contact.challenge.focus()
    return false
  }
  return true
}
//-->