// Title: Tigra Form Validator
// URL: http://www.softcomplex.com/products/tigra_form_validator/
// Version: 1.3
// Date: 08/25/2005 (mm/dd/yyyy)
// Notes: This script is free. Visit official site for further details.
// regular expressions or function to validate the format
var re_dt = /^(\d{1,2})\.(\d{1,2})\.(\d{4})$/,
re_tm = /^(\d{1,2})\:(\d{1,2})\:(\d{1,2})$/,
a_formats = {
'alpha'   : /^[a-zA-Z\.\-]*$/,
'alphanum': /^\w+$/,
'unsigned': /^\d+$/,
'integer' : /^[\+\-]?\d*$/,
'real'    : /^[\+\-]?\d*\.?\d*$/,
'email'   : /^[\w-\.]+\@[\w\.-]+\.[a-z]{2,4}$/,
'phone'   : /^[\d\.\s\-]+$/,
'date'    : function (s_date) {
	// check format
	if (!re_dt.test(s_date))
	return false;
	// check allowed ranges
	if (RegExp.$1 > 31 || RegExp.$2 > 12)
	return false;
	// check number of day in month
	var dt_test = new Date(RegExp.$3, Number(RegExp.$2-1), RegExp.$1);
	if (dt_test.getMonth() != Number(RegExp.$2-1))
	return false;
	return true;
},
'time'    : function (s_time) {
	// check format
	if (!re_tm.test(s_time))
	return false;
	// check allowed ranges
	if (RegExp.$1 > 23 || RegExp.$2 > 59 || RegExp.$3 > 59)
	return false;
	return true;
}
},
a_messages = [
'No form name passed to validator construction routine',
'No array of "%form%" form fields passed to validator construction routine',
'Form "%form%" can not be found in this document',
'Incomplete "%n%" form field descriptor entry. "l" attribute is missing',
'Can not find form field "%n%" in the form "%form%"',
'Can not find label tag (id="%t%")',
'Can not verify match. Field "%m%" was not found',
'"%l%" ist ein Pflichtfeld',
'Feld "%l%" muss %mn% Buchstaben oder mehr haben',
'Fled "%l%" darf nicht mehr als %mx% Buchstaben haben',
'"%v%" ist keine gültige Eingabe für "%l%"',
'"%l%" muss mit "%ml%" übereinstimmen.'
]
// validator counstruction routine
function validator(s_form, a_fields, o_cfg) {
this.f_error = validator_error;
/*
this.f_alert = o_cfg && o_cfg.alert
	? function(s_msg) { alert(s_msg); return false }
	: function() { document.getElementById(o).innerHtml = s_msg; return false };
*/
// check required parameters
if (!s_form)
	return this.f_alert(this.f_error(0));
this.s_form = s_form;
if (!a_fields || typeof(a_fields) != 'object')
	return this.f_alert(this.f_error(1));
this.a_fields = a_fields;
this.a_2disable = o_cfg && o_cfg['to_disable'] && typeof(o_cfg['to_disable']) == 'object'
	? o_cfg['to_disable']
	: [];
	
this.exec = validator_exec;
}
// validator execution method
function validator_exec() {
var o_form = document.forms[this.s_form];
if (!o_form)
	return this.f_alert(this.f_error(2));
	
b_dom = document.body && document.body.innerHTML;
// check integrity of the form fields description structure
for (var n_key in this.a_fields) {
	// check input description entry
	this.a_fields[n_key]['n'] = n_key;
	if (!this.a_fields[n_key]['l'])
	return this.f_alert(this.f_error(3, this.a_fields[n_key]));
	o_input = o_form.elements[n_key];
		
	if (!o_input)
	return this.f_alert(this.f_error(4, this.a_fields[n_key]));
	this.a_fields[n_key].o_input = o_input;
}
// reset labels highlight
if (b_dom)
	for (var n_key in this.a_fields) 
	if (this.a_fields[n_key]['t']) {
		var s_labeltag = this.a_fields[n_key]['t'], e_labeltag = get_element(s_labeltag);
		if (!e_labeltag)
		return this.f_alert(this.f_error(5, this.a_fields[n_key]));
		this.a_fields[n_key].o_tag = e_labeltag;
		
		// normal state parameters assigned here
		e_labeltag.className = 'tfvNormal';
	}
// collect values depending on the type of the input
for (var n_key in this.a_fields) {
	var s_value = '';
	o_input = this.a_fields[n_key].o_input;
	if (o_input.type == 'checkbox') // checkbox
	s_value = o_input.checked ? o_input.value : '';
	else if (o_input.value) // text, password, hidden
	s_value = o_input.value;
	else if (o_input.options) // select
	s_value = o_input.selectedIndex > -1
		? o_input.options[o_input.selectedIndex].value
		: null;
	else if (o_input.length > 0) // radiobuton
	for (var n_index = 0; n_index < o_input.length; n_index++)
		if (o_input[n_index].checked) {
		s_value = o_input[n_index].value;
		break;
		}
	this.a_fields[n_key]['v'] = s_value.replace(/(^\s+)|(\s+$)/g, '');
}
// check for errors
var n_errors_count = 0,
	n_another, o_format_check;
for (var n_key in this.a_fields) {
	o_format_check = this.a_fields[n_key]['f'] && a_formats[this.a_fields[n_key]['f']]
	? a_formats[this.a_fields[n_key]['f']]
	: null;
	// reset previous error if any
	this.a_fields[n_key].n_error = null;
	// check reqired fields
	if (this.a_fields[n_key]['r'] && !this.a_fields[n_key]['v']) {
	this.a_fields[n_key].n_error = 1;
	n_errors_count++;
	}
	// check length
	else if (this.a_fields[n_key]['mn'] && this.a_fields[n_key]['v'] != '' && String(this.a_fields[n_key]['v']).length < this.a_fields[n_key]['mn']) {
	this.a_fields[n_key].n_error = 2;
	n_errors_count++;
	}
	else if (this.a_fields[n_key]['mx'] && String(this.a_fields[n_key]['v']).length > this.a_fields[n_key]['mx']) {
	this.a_fields[n_key].n_error = 3;
	n_errors_count++;
	}
	// check format
	else if (this.a_fields[n_key]['v'] && this.a_fields[n_key]['f'] && (
	(typeof(o_format_check) == 'function'
	&& !o_format_check(this.a_fields[n_key]['v']))
	|| (typeof(o_format_check) != 'function'
	&& !o_format_check.test(this.a_fields[n_key]['v'])))
	) {
	this.a_fields[n_key].n_error = 4;
	n_errors_count++;
	}
	// check match
	else if (this.a_fields[n_key]['m']) {
	for (var n_key2 in this.a_fields)
		if (n_key2 == this.a_fields[n_key]['m']) {
		n_another = n_key2;
		break;
		}
	if (n_another == null)
		return this.f_alert(this.f_error(6, this.a_fields[n_key]));
	if (this.a_fields[n_another]['v'] != this.a_fields[n_key]['v']) {
		this.a_fields[n_key]['ml'] = this.a_fields[n_another]['l'];
		this.a_fields[n_key].n_error = 5;
		n_errors_count++;
	}
	}
	
}
// collect error messages and highlight captions for errorneous fields
var s_alert_message = '',
	e_first_error;
varmessage = '';
var t_object ='';
if (n_errors_count) {
	for (var n_key in this.a_fields) {
	var n_error_type = this.a_fields[n_key].n_error,
		s_message = '';
		
	if (n_error_type)
		s_message = this.f_error(n_error_type + 6, this.a_fields[n_key]);
	if (s_message) {
		if (!e_first_error)
		e_first_error = o_form.elements[n_key];
		s_alert_message += s_message + "<br>";
		// highlighted state parameters assigned here
		if (b_dom && this.a_fields[n_key].o_tag) {
		
		this.a_fields[n_key].o_tag.className = 'tfvHighlight';
		//alert(s_message);
		}		
	}
	// error message handling
	if (this.a_fields[n_key]['o'] && this.a_fields[n_key]['e'] && this.a_fields[n_key].n_error) {
		if(t_object != '') {
		if(t_object == this.a_fields[n_key]['o']) message += 'Feld "'+this.a_fields[n_key]['l'] +'": '+this.a_fields[n_key]['e'] +'<br>';
		else {
			message = 'Feld "'+this.a_fields[n_key]['l'] +'": '+this.a_fields[n_key]['e'] +'<br>';
			t_object = '';
		}
		} else {
		t_object = this.a_fields[n_key]['o'];
		message = 'Feld "'+this.a_fields[n_key]['l'] +'": '+this.a_fields[n_key]['e'] +'<br>';
		}
		
		document.getElementById(this.a_fields[n_key]['o']).innerHTML = message;
		if (this.a_fields[n_key]['t']) document.getElementById(this.a_fields[n_key]['t']).style.border = "1px solid #bb0000";
		
	} else {
		document.getElementById(this.a_fields[n_key]['t']).style.border = "1px solid #A0C5DC";
	}
	}
	
	//alert(s_alert_message);
	// set focus to first errorneous field
	if (e_first_error.focus && e_first_error.type != 'hidden'  && !e_first_error.disabled)
	eval("e_first_error.focus()");
	// cancel form submission if errors detected
	return false;
}
for (n_key in this.a_2disable)
	if (o_form.elements[this.a_2disable[n_key]])
	o_form.elements[this.a_2disable[n_key]].disabled = true;
return true;
}
function f_alert(s_msg) {
 document.getElementById(object).innerHtml = s_msg;
return false;
}
function validator_error(n_index) {
var s_ = a_messages[n_index], n_i = 1, s_key;
for (; n_i < arguments.length; n_i ++)
	for (s_key in arguments[n_i])
	s_ = s_.replace('%' + s_key + '%', arguments[n_i][s_key]);
s_ = s_.replace('%form%', this.s_form);
return s_
}
function get_element (s_id) {
return (document.all ? document.all[s_id] : (document.getElementById ? document.getElementById(s_id) : null));
}