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<?php
/*
	wui.inc
	Modified for XHTML by Daisuke Aoyama (aoyama@peach.ne.jp)
	Copyright (C) 2010 Daisuke Aoyama <aoyama@peach.ne.jp>.
	All rights reserved.

	Copyright (c) 2006-2010 Volker Theile (votdev@gmx.de)
	All rights reserved.

	part of FreeNAS (http://freenas.org)
	Copyright (C) 2005-2010 Olivier Cochard-Labbe <olivier@freenas.org>.
	All rights reserved.

	Redistribution and use in source and binary forms, with or without
	modification, are permitted provided that the following conditions are met:

	1. Redistributions of source code must retain the above copyright notice,
	   this list of conditions and the following disclaimer.

	2. Redistributions in binary form must reproduce the above copyright
	   notice, this list of conditions and the following disclaimer in the
	   documentation and/or other materials provided with the distribution.

	THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
	INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
	AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
	AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
	OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
	SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
	INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
	CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
	ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
	POSSIBILITY OF SUCH DAMAGE.
*/
require_once("config.inc");
require_once("array.inc");

class HTMLBaseControl {
	var $_ctrlname = "";
	var $_title = "";
	var $_description = "";
	var $_value;
	var $_required = false;
	var $_readonly = false;

	public function __construct($ctrlname, $title, $value, $description = "") {
		$this->SetCtrlName($ctrlname);
		$this->SetTitle($title);
		$this->SetDescription($description);
		$this->SetValue($value);
	}

	function IsRequired() {
		return $this->_required;
	}

	function SetRequired($bool) {
		$this->_required = $bool;
	}

	function IsReadOnly() {
		return $this->_readonly;
	}

	function SetReadOnly($bool) {
		$this->_readonly = $bool;
	}

	function GetValue() {
		return $this->_value;
	}

	function SetValue($value) {
		$this->_value = $value;
	}

	function GetDescription() {
		return $this->_description;
	}

	function SetDescription($description) {
		$this->_description = $description;
	}

	function GetTitle() {
		return $this->_title;
	}

	function SetTitle($title) {
		$this->_title = $title;
	}

	function GetCtrlName() {
		return $this->_ctrlname;
	}

	function SetCtrlName($name) {
		$this->_ctrlname = $name;
	}

	function GetClass() {
		$class = "vncell";
		if (true === $this->IsRequired())
			$class = "vncellreq";
		return $class;
	}

	function Render() {
		$ctrlname = $this->GetCtrlName();
		$title = $this->GetTitle();
		$class = $this->GetClass();
		$description = $this->GetDescription();

		echo "<tr id='{$ctrlname}_tr'>\n";
		echo "	<td width='22%' valign='top' class='{$class}'><label for='$ctrlname'>{$title}</label></td>\n";
		echo "	<td width='78%' class='vtable'>\n";
		$this->RenderCtrl();
		if (!empty($description))
			echo "		<br /><span class='vexpl'>{$description}</span>\n";
		echo "	</td>\n";
		echo "</tr>\n";
	}

	function RenderCtrl() {
	}
}

class HTMLBaseControlJS extends HTMLBaseControl {
	var $_onclick = "";

	function SetJSonClick($code) {
		$this->_onclick = $code;
	}

	function GetJSonClick() {
		return $this->_onclick;
	}
}

class HTMLEditBox extends HTMLBaseControl {
	var $_size = 40;

	function __construct($ctrlname, $title, $value, $description, $size) {
		parent::__construct($ctrlname, $title, $value, $description);
		$this->SetSize($size);
	}

	function GetSize() {
		return $this->_size;
	}

	function SetSize($size) {
		$this->_size = $size;
	}

	function GetParam() {
		$param = "";
		if (true === $this->IsReadOnly())
			$param .= "readonly=\"readonly\" ";
		return $param;
	}

	function RenderCtrl() {
		$ctrlname = $this->GetCtrlName();
		$value = htmlspecialchars($this->GetValue(), ENT_QUOTES);
		$size = $this->GetSize();
		$param = $this->GetParam();

		echo "		<input name='{$ctrlname}' type='text' class='formfld' id='{$ctrlname}' size='{$size}' value=\"{$value}\" {$param} />\n";
	}
}

class HTMLPasswordBox extends HTMLEditBox {
	function __construct($ctrlname, $title, $value, $description, $size) {
		$this->SetCtrlName($ctrlname);
		$this->SetTitle($title);
		$this->SetValue($value);
		$this->SetDescription($description);
		$this->SetSize($size);
	}

	function RenderCtrl() {
		$ctrlname = $this->GetCtrlName();
		$value = htmlspecialchars($this->GetValue(), ENT_QUOTES);
		$size = $this->GetSize();
		$param = $this->GetParam();

		echo "		<input name='{$ctrlname}' type='password' class='formfld' id='{$ctrlname}' size='{$size}' value='{$value}' {$param} />\n";
	}
}

class HTMLPasswordConfBox extends HTMLEditBox {
	var $_ctrlnameconf = "";
	var $_valueconf = "";

	function __construct($ctrlname, $ctrlnameconf, $title, $value, $valueconf, $description, $size) {
		$this->SetCtrlName($ctrlname);
		$this->SetCtrlNameConf($ctrlnameconf);
		$this->SetTitle($title);
		$this->SetValue($value);
		$this->SetValueConf($value);
		$this->SetDescription($description);
		$this->SetSize($size);
	}

	function GetCtrlNameConf() {
		return $this->_ctrlnameconf;
	}

	function SetCtrlNameConf($name) {
		$this->_ctrlnameconf = $name;
	}

	function GetValueConf() {
		return $this->_valueconf;
	}

	function SetValueConf($value) {
		$this->_valueconf = $value;
	}

	function RenderCtrl() {
		$ctrlname = $this->GetCtrlName();
		$ctrlnameconf = $this->GetCtrlNameConf();
		$value = htmlspecialchars($this->GetValue(), ENT_QUOTES);
		$valueconf = htmlspecialchars($this->GetValueConf(), ENT_QUOTES);
		$size = $this->GetSize();
		$param = $this->GetParam();
		$caption = htmlspecialchars(gettext("Confirmation"), ENT_QUOTES);

		echo "		<input name='{$ctrlname}' type='password' class='formfld' id='{$ctrlname}' size='{$size}' value='{$value}' {$param} /><br />\n";
		echo "    <input name='{$ctrlnameconf}' type='password' class='formfld' id='{$ctrlnameconf}' size='{$size}' value='{$valueconf}' {$param} />&nbsp;({$caption})\n";
	}
}

class HTMLTextArea extends HTMLEditBox {
	var $_columns = 40;
	var $_rows = 5;
	var $_wrap = true;

	function __construct($ctrlname, $title, $value, $description, $columns, $rows) {
		$this->SetCtrlName($ctrlname);
		$this->SetTitle($title);
		$this->SetValue($value);
		$this->SetDescription($description);
		$this->SetColumns($columns);
		$this->SetRows($rows);
	}

	function GetColumns() {
		return $this->_columns;
	}

	function SetColumns($columns) {
		$this->_columns = $columns;
	}

	function GetRows() {
		return $this->_rows;
	}

	function SetRows($rows) {
		$this->_rows = $rows;
	}

	function IsWrap() {
		return $this->_wrap;
	}

	function SetWrap($bool) {
		$this->_wrap = $bool;
	}

	function GetParam() {
		$param = parent::GetParam();
		if (false === $this->IsWrap())
			$param .= " wrap='off'";
		return $param;
	}

	function RenderCtrl() {
		$ctrlname = $this->GetCtrlName();
		$value = htmlspecialchars($this->GetValue(), ENT_QUOTES);
		$columns = $this->GetColumns();
		$rows = $this->GetRows();
		$param = $this->GetParam();

		echo "		<textarea name='{$ctrlname}' cols='{$columns}' rows='{$rows}' id='{$ctrlname}' class='formpre' {$param}>{$value}</textarea>\n";
	}
}

class HTMLFileChooser extends HTMLEditBox {
	var $_path = "";

	function __construct($ctrlname, $title, $value, $description, $size = 60) {
		$this->SetCtrlName($ctrlname);
		$this->SetTitle($title);
		$this->SetValue($value);
		$this->SetDescription($description);
		$this->SetSize($size);
	}

	function GetPath() {
		return $this->_path;
	}

	function SetPath($path) {
		$this->_path = $path;
	}

	function RenderCtrl() {
		$ctrlname = $this->GetCtrlName();
		$value = htmlspecialchars($this->GetValue(), ENT_QUOTES);
		$size = $this->GetSize();
		$param = $this->GetParam();
		$path = $this->GetPath();

		echo "		<input name='{$ctrlname}' type='text' class='formfld' id='{$ctrlname}' size='{$size}' value='{$value}' {$param} />\n";
		echo "		<input name='{$ctrlname}browsebtn' type='button' class='formbtn' id='{$ctrlname}browsebtn' onclick='ifield = form.{$ctrlname}; filechooser = window.open(\"filechooser.php?p=\"+escape(ifield.value)+\"&amp;sd={$path}\", \"filechooser\", \"scrollbars=yes,toolbar=no,menubar=no,statusbar=no,width=550,height=300\"); filechooser.ifield = ifield; window.ifield = ifield;' value='...' />\n";
	}
}

class HTMLIPAddressBox extends HTMLEditBox {
	var $_ctrlnamenetmask = "";
	var $_valuenetmask = "";

	function __construct($ctrlname, $ctrlnamenetmask, $title, $value, $valuenetmask, $description) {
		$this->SetCtrlName($ctrlname);
		$this->SetCtrlNameNetmask($ctrlnamenetmask);
		$this->SetTitle($title);
		$this->SetValue($value);
		$this->SetValueNetmask($valuenetmask);
		$this->SetDescription($description);
	}

	function GetCtrlNameNetmask() {
		return $this->_ctrlnamenetmask;
	}

	function SetCtrlNameNetmask($name) {
		$this->_ctrlnamenetmask = $name;
	}

	function GetValueNetmask() {
		return $this->_valuenetmask;
	}

	function SetValueNetmask($value) {
		$this->_valuenetmask = $value;
	}
}

class HTMLIPv4AddressBox extends HTMLIPAddressBox {
	function __construct($ctrlname, $ctrlnamenetmask, $title, $value, $valuenetmask, $description) {
		parent::__construct($ctrlname, $ctrlnamenetmask, $title, $value, $valuenetmask, $description);
		$this->SetSize(20);
	}

	function RenderCtrl() {
		$ctrlname = $this->GetCtrlName();
		$ctrlnamenetmask = $this->GetCtrlNameNetmask();
		$value = htmlspecialchars($this->GetValue(), ENT_QUOTES);
		$valuenetmask = htmlspecialchars($this->GetValueNetmask(), ENT_QUOTES);
		$size = $this->GetSize();

		echo "    <input name='{$ctrlname}' type='text' class='formfld' id='{$ctrlname}' size='{$size}' value='{$value}' />\n";
		echo "    /\n";
		echo "    <select name='{$ctrlnamenetmask}' class='formfld' id='{$ctrlnamenetmask}'>\n";
		foreach (range(1, 32) as $netmask) {
			$optparam = "";
			if ($netmask == $valuenetmask)
				$optparam .= "selected=\"selected\" ";
			echo "      <option value='{$netmask}' {$optparam}>{$netmask}</option>\n";
		}
		echo "    </select>\n";
	}
}

class HTMLIPv6AddressBox extends HTMLIPAddressBox {
	function __construct($ctrlname, $ctrlnamenetmask, $title, $value, $valuenetmask, $description) {
		parent::__construct($ctrlname, $ctrlnamenetmask, $title, $value, $valuenetmask, $description);
		$this->SetSize(30);
	}

	function RenderCtrl() {
		$ctrlname = $this->GetCtrlName();
		$ctrlnamenetmask = $this->GetCtrlNameNetmask();
		$value = htmlspecialchars($this->GetValue(), ENT_QUOTES);
		$valuenetmask = htmlspecialchars($this->GetValueNetmask(), ENT_QUOTES);
		$size = $this->GetSize();

		echo "    <input name='{$ctrlname}' type='text' class='formfld' id='{$ctrlname}' size='{$size}' value='{$value}' />\n";
		echo "    /\n";
		echo "    <input name='{$ctrlnamenetmask}' type='text' class='formfld' id='{$ctrlnamenetmask}' size='2' value='{$valuenetmask}' />\n";
	}
}

class HTMLCheckBox extends HTMLBaseControlJS {
	var $_caption = "";

	function __construct($ctrlname, $title, $value, $caption, $description = "") {
		parent::__construct($ctrlname, $title, $value, $description);
		$this->SetCaption($caption);
	}

	function GetCaption() {
		return $this->_caption;
	}

	function SetCaption($caption) {
		$this->_caption = $caption;
	}

	function IsChecked() {
		return $this->GetValue();
	}

	function SetChecked($bool) {
		$this->SetValue($bool);
	}

	function GetParam() {
		$param = "";
		if (true === $this->IsChecked())
			$param .= "checked=\"checked\" ";
		$onclick = $this->GetJSonClick();
		if (!empty($onclick))
			$param .= "onclick='{$onclick}' ";
		return $param;
	}

	function RenderCtrl() {
		$ctrlname = $this->GetCtrlName();
		$caption = $this->GetCaption();
		$description = $this->GetDescription();
		$param = $this->GetParam();

		echo "		<input name='{$ctrlname}' type='checkbox' class='formfld' id='{$ctrlname}' value='yes' {$param} />&nbsp;{$caption}\n";
	}
}

class HTMLSelectControl extends HTMLBaseControlJS {
	var $_ctrlclass = "";
	var $_options = array();

	function __construct($ctrlclass, $ctrlname, $title, $value, $options, $description) {
		parent::__construct($ctrlname, $title, $value, $description);
		$this->SetCtrlClass($ctrlclass);
		$this->SetOptions($options);
	}

	function GetCtrlClass() {
		return $this->_ctrlclass;
	}

	function SetCtrlClass($ctrlclass) {
		$this->_ctrlclass = $ctrlclass;
	}

	function GetOptions() {
		return $this->_options;
	}

	function SetOptions($options) {
		$this->_options = $options;
		if (empty($this->_options)) {
			unset($this->_options);
			$this->_options = array();
		}
	}

	function GetParam() {
		$param = "";
		if (true === $this->IsReadOnly())
			$param .= "disabled=\"disabled\" ";
		$onclick = $this->GetJSonClick();
		if (!empty($onclick))
			$param .= "onclick='{$onclick}' ";
		return $param;
	}

	function RenderCtrl() {
		$ctrlclass = $this->GetCtrlClass();
		$ctrlname = $this->GetCtrlName();
		$value = htmlspecialchars($this->GetValue(), ENT_QUOTES);
		$param = $this->GetParam();
		$options = $this->GetOptions();

		echo "    <select name='{$ctrlname}' class='{$ctrlclass}' id='{$ctrlname}' {$param}>\n";
		foreach ($options as $optionk => $optionv) {
			$optparam = "";
			if ($value == $optionk)
				$optparam .= "selected=\"selected\" ";
			echo "      <option value='{$optionk}' {$optparam}>{$optionv}</option>\n";
		}
		echo "    </select>\n";
	}
}

class HTMLMultiSelectControl extends HTMLSelectControl {
	var $_size = 10;

	function __construct($ctrlclass, $ctrlname, $title, $value, $options, $description) {
		parent::__construct($ctrlclass, $ctrlname, $title, $value, $options, $description);
	}

	function GetSize() {
		return $this->_size;
	}

	function SetSize($size) {
		$this->_size = $size;
	}

	function RenderCtrl() {
		$ctrlclass = $this->GetCtrlClass();
		$ctrlname = $this->GetCtrlName();
		$value = $this->GetValue();
		$param = $this->GetParam();
		$options = $this->GetOptions();
		$size = $this->GetSize();

		echo "    <select name='{$ctrlname}[]' class='{$ctrlclass}' multiple='multiple' id='{$ctrlname}' size='{$size}' {$param}>\n";
		foreach ($options as $optionk => $optionv) {
			$optparam = "";
			if (is_array($value) && in_array($optionk, $value))
				$optparam .= "selected=\"selected\" ";
			echo "      <option value='{$optionk}' {$optparam}>{$optionv}</option>\n";
		}
		echo "    </select>\n";
	}
}

class HTMLComboBox extends HTMLSelectControl {
	function __construct($ctrlname, $title, $value, $options, $description) {
		parent::__construct("formfld", $ctrlname, $title, $value, $options, $description);
	}
}

class HTMLMountComboBox extends HTMLComboBox {
	function __construct($ctrlname, $title, $value, $description) {
		global $config;

		// Generate options.
		if (!is_array($config['mounts']['mount']))
			$config['mounts']['mount'] = array();
		array_sort_key($config['mounts']['mount'], "devicespecialfile");

		$options = array();
		$options[""] = htmlspecialchars(gettext("Must choose one"), ENT_QUOTES);
		foreach ($config['mounts']['mount'] as $mountv) {
			$options[$mountv['uuid']] = $mountv['sharename'];
		}

		parent::__construct($ctrlname, $title, $value, $options, $description);
	}
}

class HTMLTimeZoneComboBox extends HTMLComboBox {
	function __construct($ctrlname, $title, $value, $description) {
		// Get time zone data.
		function is_timezone($elt) {
			return !preg_match("/\/$/", $elt);
		}

		exec('/usr/bin/tar -tf /usr/share/zoneinfo.tgz', $timezonelist);
		$timezonelist = array_filter($timezonelist, 'is_timezone');
		sort($timezonelist);

		// Generate options.
		$options = array();
		foreach ($timezonelist as $tzv) {
			if (!empty($tzv)) {
				$tzv = substr($tzv, 2); // Remove leading './'
				$options[$tzv] = $tzv;
			}
		}

		parent::__construct($ctrlname, $title, $value, $options, $description);
	}
}

class HTMLLanguageComboBox extends HTMLComboBox {
	function __construct($ctrlname, $title, $value, $description) {
		global $g_languages;

		// Generate options.
		$options = array();
		foreach ($g_languages as $languagek => $languagev) {
			$options[$languagek] = htmlspecialchars(gettext($languagev['desc']), ENT_QUOTES);
		}
		// Sort options alphabetically
		asort($options);

		parent::__construct($ctrlname, $title, $value, $options, $description);
	}
}

class HTMLInterfaceComboBox extends HTMLComboBox {
	function __construct($ctrlname, $title, $value, $description) {
		global $config;

		// Generate options.
		$options = array('lan' => 'LAN');
		for ($i = 1; isset($config['interfaces']['opt' . $i]); $i++) {
			if (isset($config['interfaces']['opt' . $i]['enable']) && !$config['interfaces']['opt' . $i]['bridge']) {
				$options['opt' . $i] = $config['interfaces']['opt' . $i]['descr'];
			}
		}

		parent::__construct($ctrlname, $title, $value, $options, $description);
	}
}

class HTMLListBox extends HTMLMultiSelectControl {
	function __construct($ctrlname, $title, $value, $options, $description) {
		parent::__construct("formselect", $ctrlname, $title, $value, $options, $description);
	}
}

class HTMLSeparator extends HTMLBaseControl {
	var $_colspan = 2;

	function __construct() {
		// Nothing to do here...
	}

	function GetColSpan() {
		return $this->_colspan;
	}

	function SetColSpan($colspan) {
		$this->_colspan = $colspan;
	}

	function Render() {
		$colspan = $this->GetColSpan();

		echo "<tr>\n";
		echo "	<td colspan='{$colspan}' class='list' height='12'></td>\n";
		echo "</tr>\n";
	}
}

class HTMLTitleLine extends HTMLBaseControl {
	var $_colspan = 2;

	function __construct($title) {
		$this->SetTitle($title);
	}

	function GetColSpan() {
		return $this->_colspan;
	}

	function SetColSpan($colspan) {
		$this->_colspan = $colspan;
	}

	function Render() {
		$title = $this->GetTitle();
		$colspan = $this->GetColSpan();

		echo "<tr>\n";
		echo "	<td colspan='{$colspan}' valign='top' class='listtopic'>{$title}</td>\n";
		echo "</tr>\n";
	}
}

class HTMLTitleLineCheckBox extends HTMLCheckBox {
	var $_colspan = 2;

	function __construct($ctrlname, $title, $value, $caption) {
		parent::__construct($ctrlname, $title, $value, $caption);
	}

	function GetColSpan() {
		return $this->_colspan;
	}

	function SetColSpan($colspan) {
		$this->_colspan = $colspan;
	}

	function Render() {
		$ctrlname = $this->GetCtrlName();
		$caption = $this->GetCaption();
		$title = $this->GetTitle();
		$param = $this->GetParam();
		$colspan = $this->GetColSpan();

		echo "<tr>\n";
		echo "	<td colspan='{$colspan}' valign='top' class='optsect_t'>\n";
		echo "    <table border='0' cellspacing='0' cellpadding='0' width='100%'>\n";
		echo "      <tr>\n";
		echo "        <td class='optsect_s'><strong>{$title}</strong></td>\n";
		echo "        <td align='right' class='optsect_s'>\n";
		echo "          <input name='{$ctrlname}' type='checkbox' class='formfld' id='{$ctrlname}' value='yes' {$param} /><strong>{$caption}</strong>\n";
		echo "        </td>\n";
		echo "      </tr>\n";
		echo "    </table>\n";
		echo "  </td>\n";
		echo "</tr>\n";
	}
}

class HTMLText extends HTMLBaseControl {
	function __construct($ctrlname, $title, $text) {
		$this->SetCtrlName($ctrlname);
		$this->SetTitle($title);
		$this->SetValue($text);
	}

	function RenderCtrl() {
		$text = $this->GetValue();

		echo "{$text}\n";
	}
}

class HTMLRemark extends HTMLBaseControl {
	function __construct($ctrlname, $title, $text) {
		$this->SetCtrlName($ctrlname);
		$this->SetTitle($title);
		$this->SetValue($text);
	}

	function Render() {
		$ctrlname = $this->GetCtrlName();
		$title = $this->GetTitle();
		$text = $this->GetValue();

		echo "<div id='remark'>\n";
		if (!empty($title)) {
			echo "  <span class='red'>\n";
			echo "    <strong>{$title}:</strong>\n";
			echo "  </span><br />\n";
		}
		echo "  {$text}\n";
		echo "</div>\n";
	}
}

class HTMLFolderBox extends HTMLBaseControl {
	var $_path = "";

	function __construct($ctrlname, $title, $value, $description = "") {
		parent::__construct($ctrlname, $title, $value, $description);
	}

	function GetPath() {
		return $this->_path;
	}

	function SetPath($path) {
		$this->_path = $path;
	}

	function RenderCtrl() {
		$ctrlname = $this->GetCtrlName();
		$value = $this->GetValue();
		$path = $this->GetPath();

		echo "    <script type='text/javascript'>\n";
		echo "    //<![CDATA[\n";
		echo "    function onchange_{$ctrlname}() {\n";
		echo "      document.getElementById('{$ctrlname}data').value = document.getElementById('{$ctrlname}').value;\n";
		echo "    }\n";
		echo "    function onclick_add_{$ctrlname}() {\n";
		echo "      var value = document.getElementById('{$ctrlname}data').value;\n";
		echo "      if (value != '') {\n";
		echo "        var found = false;\n";
		echo "        var element = document.getElementById('{$ctrlname}');\n";
		echo "        for (var i = 0; i < element.length; i++) {\n";
		echo "          if (element.options[i].text == value) {\n";
		echo "            found = true;\n";
		echo "            break;\n";
		echo "          }\n";
		echo "        }\n";
		echo "        if (found != true) {\n";
		echo "          element.options[element.length] = new Option(value, value, false, true);\n";
		echo "          document.getElementById('{$ctrlname}data').value = '';\n";
		echo "        }\n";
		echo "      }\n";
		echo "    }\n";
		echo "    function onclick_delete_{$ctrlname}() {\n";
		echo "      var element = document.getElementById('{$ctrlname}');\n";
		echo "      if (element.value != '') {\n";
		echo "        var msg = confirm('".htmlspecialchars(gettext("Do you really want to remove the selected item from the list?"), ENT_QUOTES)."');\n";
		echo "        if (msg == true) {\n";
		echo "          element.options[element.selectedIndex] = null;\n";
		echo "          document.getElementById('{$ctrlname}data').value = '';\n";
		echo "        }\n";
		echo "      } else {\n";
		echo "        alert('".htmlspecialchars(gettext("Select item to remove from the list"), ENT_QUOTES)."');\n";
		echo "      }\n";
		echo "    }\n";
		echo "    function onclick_change_{$ctrlname}() {\n";
		echo "      var element = document.getElementById('{$ctrlname}');\n";
		echo "      if (element.value != '') {\n";
		echo "        var value = document.getElementById('{$ctrlname}data').value;\n";
		echo "        element.options[element.selectedIndex].text = value;\n";
		echo "        element.options[element.selectedIndex].value = value;\n";
		echo "      }\n";
		echo "    }\n";
		echo "    function onsubmit_{$ctrlname}() {\n";
		echo "      var element = document.getElementById('{$ctrlname}');\n";
		echo "      for (var i = 0; i < element.length; i++) {\n";
		echo "        if (element.options[i].value != '')\n";
		echo "          element.options[i].selected = true;\n";
		echo "      }\n";
		echo "    }\n";
		echo "    //]]>\n";
		echo "    </script>\n";
		echo "    <select name='{$ctrlname}[]' class='formfld' id='{$ctrlname}' multiple='multiple' size='4' style='width: 350px' onchange='onchange_{$ctrlname}()'>\n";
		foreach ($value as $valuek => $valuev) {
			echo "      <option value='{$valuev}' {$optparam}>{$valuev}</option>\n";
		}
		echo "    </select>\n";
		echo "    <input name='{$ctrlname}deletebtn' type='button' class='formbtn' id='{$ctrlname}deletebtn' value='".htmlspecialchars(gettext("Delete"), ENT_QUOTES)."' onclick='onclick_delete_{$ctrlname}()' /><br />\n";
		echo "    <input name='{$ctrlname}data' type='text' class='formfld' id='{$ctrlname}data' size='60' value='' />\n";
		echo "    <input name='{$ctrlname}browsebtn' type='button' class='formbtn' id='{$ctrlname}browsebtn' onclick='ifield = form.{$ctrlname}data; filechooser = window.open(\"filechooser.php?p=\"+escape(ifield.value)+\"&amp;sd={$path}\", \"filechooser\", \"scrollbars=yes,toolbar=no,menubar=no,statusbar=no,width=550,height=300\"); filechooser.ifield = ifield; window.ifield = ifield;' value='...' />\n";
		echo "    <input name='{$ctrlname}addbtn' type='button' class='formbtn' id='{$ctrlname}addbtn' value='".htmlspecialchars(gettext("Add"), ENT_QUOTES)."' onclick='onclick_add_{$ctrlname}()' />\n";
		echo "    <input name='{$ctrlname}changebtn' type='button' class='formbtn' id='{$ctrlname}changebtn' value='".htmlspecialchars(gettext("Change"), ENT_QUOTES)."' onclick='onclick_change_{$ctrlname}()' />\n";
	}
}
?>