/* $Id: check_required_fields_js.js,v 1.3 2006/03/28 07:41:11 max Exp $ */

/*
	Check required fields
*/
function checkRequired(lFields, id) {
	if (!lFields || lFields.length == 0)
		return true;

	if (id) {
		for (var x = 0; x < lFields.length; x++) {
			if (lFields[x][0] == id) {
				lFields = [lFields[x]];
				break;
			}
		}
	}

	for (var x = 0; x < lFields.length; x++) {
		if (!lFields[x] || !document.getElementById(lFields[x][0]))
			continue;

		var obj = document.getElementById(lFields[x][0]);
		if (obj.value == '' && (obj.type == 'text' || obj.type == 'password' || obj.type == 'textarea')) {
			if (lbl_required_field_is_empty != '') {
				alert(substitute(lbl_required_field_is_empty, 'field', lFields[x][1]));
			} else {
				alert(lFields[x][1]);
			}

			if (!obj.disabled && obj.type != 'hidden' && obj.focus)
				obj.focus();

			return false;

		}
	}

	return true;
}