function validerCall() {
  if (document.contact.Name.value == "Name") {
	alert("Please enter your name");
	document.contact.Name.focus();
	return false;
  } else if (document.contact.Name.value == "") {
	alert("Please enter your name");
	document.contact.Name.focus();
	return false;
  } else if (document.contact.Phone.value == "Phone") {
	alert("Please enter your phone number");
	document.contact.Phone.focus();
	return false;
  } else if (document.contact.Phone.value == "") {
	alert("Please enter your phone number");
	document.contact.Phone.focus();
	return false;
  } else if (document.contact.Email.value == "") {
	alert("Please enter a valid email address");
	document.contact.Email.focus();
	return false;
  } else if (document.contact.Email.value.indexOf("@") == -1) {
	alert("Please enter a valid email address");
	document.contact.Email.focus();
	return false;
  } else if (document.contact.Email.value.indexOf("@") == 0) {
	alert("Please enter a valid email address");
	document.contact.Email.focus();	    	    
	return false;
  } else if (document.contact.Email.value.indexOf(".") == -1) {
	alert("Please enter a valid email address");
	document.contact.Email.focus();
	return false;
  } else if (document.contact.Email.value.indexOf(",") != -1) {
	alert("Please enter a valid email address");
	document.contact.Email.focus();
	return false;
  } else {
	return true;
  }
}