function validate_webForm()
	{
	var okSoFar=true
	with (document.ph_form_mail)
	{
	var foundAt = email.value.indexOf("@",0)
	if (foundAt < 1 && okSoFar)
	  {
	    okSoFar = false
	    alert ("Please enter a valid email address.")
	    email.focus()
	  	}
	  var e1 = email.value
	  var e2 = email_confirm.value
	  if (!(e1==e2) && okSoFar) {
		    okSoFar = false
		    alert ("Email addresses you entered do not match.  Please re-enter.")
	    	email.focus()
	  	}
	  if (thesubject.value=="" && okSoFar){
		    okSoFar=false
		    alert("Please enter a subject.")
		    subject.focus()
	  	}
	  if (message.value=="" && okSoFar){
		    okSoFar=false
		    alert("Please enter the details for your enquiry.")
	    	message.focus()
	  	}
	  if (okSoFar==true)  submit();
	 	}
}