<!--
/*  function called by onSubmit( ) event handler to check specific fields and display error message if blank */
function validate_fields(first_name,last_name,email,phone,contact_preference,interest,budget,comment)
{
  if (first_name.value.indexOf("<") != -1 ||
      last_name.value.indexOf("<") != -1 ||
      email.value.indexOf("<") != -1 ||
      phone.value.indexOf("<") != -1 ||
      comment.value.indexOf("<") != -1)
      {
          alert('You appear to have included an HTML tag in one or more fields');
          return false;
      }

  if ((first_name.value == null || first_name.value == '') && (email.value == null || email.value == ''))
      {
          alert('Please fill in at least the following information:\n    First Name\n    Email');
          return false;
      }

  if (first_name.value == null || first_name.value == '')
      {
          alert('Please fill in at least your first name');
          return false;
      }

  if ((email.value == null || email.value == ''))
      {
          alert('Please fill in your email address');
          return false;
      }

  if ((email.value.indexOf("@") < 1 || email.value.indexOf(".") < 2 || email.value.lastIndexOf(".") - email.value.indexOf("@") < 2))
      // must contain at least an @ sign (not in first position) and a dot (not in second position)
      // also, the last dot must follow @ with at least one intervening character
      {
          alert('Email address appears not to be well formed');
          return false;
      }

  if (contact_preference.value == 'Select One')
      {
          alert('Please indicate how you prefer to be contacted');
          return false;
      }

  if (interest.value == 'Select One')
      {
          alert('Please indicate your interest');
          return false;
      }

  if (budget.value == 'Select One')
      {
          alert('Please indicate your projected budget');
          return false;
      }

  return true;
}

/* function to clear default value from a field when user enters into the field */
function clear_field(obj) {
	if (obj.defaultValue==obj.value)
		obj.value = '';
}
//-->