function SubmitThis(quoteform) {

if (quoteform.firstname.value == "") {
    quoteform.firstname.focus()
    alert("Please enter your first name")
    return false
    }

if (quoteform.lastname.value == "") {
    quoteform.lastname.focus()
    alert("Please enter your last name")
    return false
    }
	
if (quoteform.email.value == "") {
       quoteform.email.focus()
      alert("Please enter your email address")
      return false
    }

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

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

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

if (quoteform.phone.value == "" ) {
       quoteform.phone.focus()
      alert("Please enter your telephone number")
      return false
    }

 if (quoteform.webaddress.value == "") {
       quoteform.webaddress.focus()
      alert("Please enter your web address")
      return false
    }	


}