// $Id: check_email_script.js,v 1.1.2.2 2007/03/19 07:01:10 max Exp $



function checkEmailAddress(field, empty_err) {

var err = false;

var res, x;

	if (!field)

		return true;



	if (field.value.length == 0) {

		if (empty_err != 'Y')

			return true;

		else

			err = true;

	}



	var arrEmail = field.value.replace(/^\s+/, '').replace(/\s+$/, '').split('@');

	if (arrEmail.length != 2 || arrEmail[0].length < 1)

		err = true;

	if (!err) {

		if (arrEmail[0].length > 2)

			res = arrEmail[0].search(/^[-\w][-!#\$%&'*+.\/\d\.\w]+[-\w]$/gi);

		else

			res = arrEmail[0].search(/^[-\w]+$/gi);

		if (res == -1)

			err = true;

	}

	if (!err) {

		var arr2Email = arrEmail[1].split('.');

		if (arr2Email.length < 2)

			err = true;

	}

	if (!err) {

		var domenTail = arr2Email[arr2Email.length-1];

		var _arr2Email = new Array();

		for (x = 0; x < arr2Email.length-1; x++)

			_arr2Email[x] = arr2Email[x];

		arr2Email = _arr2Email;

		var domen = arr2Email.join('.');

		res = domen.search(/^[-!#\$%&*+\\\/=?\.\w^`{|}~]+$/gi);

		if (res == -1)

			err = true;

		res = domenTail.search(/^[a-zA-Z]+$/gi);

		if (res == -1 || domenTail.length < 2 || domenTail.length > 6)

			err = true;

	}

//	/^([-\w][-\.\w]*)?[-\w]@([-!#\$%&*+\\\/=?\w^`{|}~]+\.)+[a-zA-Z]{2,6}$/gi



	if (err) {

		alert(txt_email_invalid);

		field.focus();

		field.select();

	}

	return !err;

}