function SubmitContact(contactform) {

if (contactform.yourname.value == "") {
    contactform.yourname.focus()
    alert("Please enter your name")
    return false
    }
	
if (contactform.email.value == "") {
       contactform.email.focus()
      alert("Please enter your email address")
      return false
    }

if (contactform.email.value.length < 6) {
       contactform.email.focus()
      alert("Please enter a valid email address")
      return false
    }

if (contactform.email.value.indexOf("@") == 0) {
       contactform.email.focus()
      alert("Please enter a valid email address")
      return false
    }

if (contactform.email.value.indexOf(".") == 0) {
       contactform.email.focus()
      alert("Please enter a valid email address")
      return false
    }




}