function validateForm(){
  var firstname = document.frmContact.name;
  var emailID = document.frmContact.email;
  var message = document.frmContact.message;
  var gotcha = document.frmContact.gotcha;

  if ( ( firstname.value == null ) || ( firstname.value == "" ) ) {
	alert("Please enter your first name.");
	firstname.focus();
	return false;
  }
	
  if ( ( emailID.value==null ) || ( emailID.value=="" ) ) {
	alert("Please Enter your Email Address");
	emailID.focus();
	return false;
  }
  if ( echeck(emailID.value)==false ) {
	emailID.value="";
	emailID.focus();
	return false;
  }
 
  if ( ( message.value == null ) || (message.value == "" ) ) {
	alert("Please enter a message.");
	message.focus();
	return false;
  }
 
  if ( gotcha.value.length != 4 ) {
	alert("Please enter the characters from the image into the bottom input field."); 
	return false; 
  }  

  return true;
}