-- сделать запросы
- SQL
INSERT INTO `bb_config` VALUES ('poll_index', '');
INSERT INTO `bb_config` VALUES ('poll_name', '');
INSERT INTO `bb_config` VALUES ('poll_vote', '');
INSERT INTO `bb_config` VALUES ('poll_users', '');
INSERT INTO `bb_config` VALUES ('poll_result', '');
ALTER TABLE `bb_users` ADD `poll_index` TINYINT( 1 ) NOT NULL DEFAULT '0';

-- ajax.php
- найти
        'index_data'        => array('guest'),
- после добавить
		'poll_index'        => array('guest'),
- найти последнюю скобку
}
- перед добавить
	function poll_index()
	{
		global $userdata, $lang, $bb_cfg, $images;

		$mode = (string) $this->request['mode'];

		switch($mode)
		{
			case 'poll':
				if(!$bb_cfg['poll_vote']) bb_die($lang['NO_POLL']);
				if(!empty($userdata['poll_index']) || (!empty($_COOKIE['poll_index']) && IS_GUEST)) bb_die($lang['ALREADY_VOTED']);

				$poll = (int) $this->request['poll'];

				$poll_vote   = unserialize($bb_cfg['poll_vote']);
				$poll_users  = unserialize($bb_cfg['poll_users']);
				$poll_result = unserialize($bb_cfg['poll_result']);

				$vote_results_sum = 0;

				foreach($poll_vote as $i => $row)
				{
					if(!$row) continue;

					if($i == $poll) $poll_users[$i]  = !empty($poll_users[$i]) ? ($poll_users[$i] + 1) : 1;
					if($i == $poll) $poll_result[$i] = !empty($poll_result[$i]) ? ($poll_result[$i] + 1) : 1;

					$vote_results_sum += !empty($poll_result[$i]) ? $poll_result[$i] : 0;
				}

				bb_update_config(array(
					'poll_users'  => serialize($poll_users),
					'poll_result' => serialize($poll_result),
				));

				if(!IS_GUEST)
				{
					DB()->query("UPDATE ". BB_USERS ." SET poll_index = 1 WHERE user_id = ". $userdata['user_id']);
					cache_rm_user_sessions ($userdata['user_id']);
				}

				$html = '';

				foreach($poll_vote as $i => $row)
				{
					if(!$row) continue;

                    $users = !empty($poll_users[$i]) ? $poll_users[$i]: 0;
                    $result = !empty($poll_result[$i]) ? $poll_result[$i]: 0;

					$vote_percent = ( $vote_results_sum > 0 ) ? $result / $vote_results_sum : 0;
					$vote_graphic_length = round($vote_percent * 190);

					$html .= '
						<div align="left">
							'. $row .'
							<div class="clear"></div>
							<div class="floatL">
								<div class="vote category" style="width: '. $vote_graphic_length .'px;"></div>
							</div>
							<div class="floatR med">
								'. sprintf("%.1d%%", ($vote_percent * 100)) .'&nbsp;['. $users .']
							</div>
							<div class="clear"></div>
						</div>';
				}

				$this->response['html'] = $html;
				break;

			case 'delete':
				bb_update_config(array(
					'poll_name'   => '',
					'poll_vote'   => '',
					'poll_users'  => '',
					'poll_result' => '',
				));
				DB()->query("UPDATE ". BB_USERS ." SET poll_index = 0");

				bb_die($lang['POLL_DELETED']);
			break;
		}
	}

-- page_header.php
- найти
	'U_SEARCH_SELF_BY_LAST' => "search.php?uid={$userdata['user_id']}&amp;o=5",
));
- после добавить
if($bb_cfg['poll_index'] && !empty($page_cfg['show_sidebar1'][BB_SCRIPT]))
{
	$template->assign_vars(array(
		'POLL_NAME'    => $bb_cfg['poll_name'],
		'POLL_ENABLED' => true,
	));

	$poll_vote   = unserialize($bb_cfg['poll_vote']);
	$poll_users  = unserialize($bb_cfg['poll_users']);
	$poll_result = unserialize($bb_cfg['poll_result']);

	if(!$bb_cfg['poll_vote'])
	{
		$template->assign_vars(array(
			'POLL_ENABLED' => false,
		));
	}
	elseif(!empty($userdata['poll_index']) || (!empty($_COOKIE['poll_index']) && IS_GUEST))
	{
		$vote_results_sum = 0;

		foreach($poll_vote as $i => $row)
		{
			if(!$row) continue;
			$vote_results_sum += !empty($poll_result[$i]) ? $poll_result[$i]: 0;
		}

		foreach($poll_vote as $i => $row)
		{
			if(!$row) continue;

			$poll = !empty($poll_result[$i]) ? $poll_result[$i]: 0;

			$vote_percent = ( $vote_results_sum > 0 ) ? $poll / $vote_results_sum : 0;
			$vote_graphic_length = round($vote_percent * 190);

			$template->assign_block_vars('poll_result', array(
				'ID'      => $i,
				'OPTION'  => $row,
				'LENGTH'  => $vote_graphic_length,
				'PERCENT' => sprintf("%.1d%%", ($vote_percent * 100)),
				'USERS'   => !empty($poll_users[$i]) ? $poll_users[$i]: 0,
			));
		}
	}
	else
	{
		foreach($poll_vote as $i => $row)
		{
			if(!$row) continue;

			$template->assign_block_vars('poll', array(
				'ID'      => $i,
				'OPTION'  => $row,
			));
		}
	}
}

-- page_header.tpl
- добавить в sidebar
<!-- IF $bb_cfg['poll_index'] -->
<script type="text/javascript">
$(document).ready(function(){
	$('.RadioClass').change(function(){
		if($(this).is(':checked')){
			$('.RadioSelected:not(:checked)').removeClass('RadioSelected');
			$(this).next('label').addClass('RadioSelected');
			$('#poll_submit').show();
		}
	});
});

function polling(){
	var poll = -1;
	$('input.RadioClass:checked').each(function(){
		poll = this.value;
	});

	$('#poll_option').html('<i class="loading-1">{L_LOADING}</i>');

    if(poll < 0) alert('{L_NO_VOTE_OPTION}');
    else {
    	ajax.exec({action : 'poll_index', mode: 'poll', poll: poll});
    	<!-- IF IS_GUEST -->
    	var ws = new Date();
    	ws.setDate(1+ws.getDate());
    	document.cookie="poll_index=1; path=/; expires="+ ws.toGMTString();
    	<!-- ENDIF -->
    }
}
ajax.callback.poll_index = function(data) {
	$('#poll_option').html(data.html);
}
</script>
<style>
.RadioClass{
	display: none;
}
.RadioLabelClass{
	background: url("/images/poll_index/UnCheck.png") no-repeat;
	padding-left: 30px;
	padding-top: 3px;
	margin: 5px;
	height: 28px;
	width: 70px;
	display: block;
}
.RadioSelected{
	background: url("/images/poll_index/Check.png") no-repeat;
}
.vote {
	border: 1px solid #D6D6D6; height: 7px; border-radius: 4px;
	margin: 3px;
	background-image: linear-gradient(bottom, #D6D6D6 10%, #FFFFFF 51%);
	background-image: -o-linear-gradient(bottom, #D6D6D6 10%, #FFFFFF 51%);
	background-image: -moz-linear-gradient(bottom, #D6D6D6 10%, #FFFFFF 51%);
	background-image: -webkit-linear-gradient(bottom, #D6D6D6 10%, #FFFFFF 51%);
	background-image: -ms-linear-gradient(bottom, #D6D6D6 10%, #FFFFFF 51%);
}
</style>
<a name="poll"></a>
<div align="center" class="category bw_TRBL border">
<h3 class="cat_title tLeft">{L_POLL}</h3>
<!-- IF POLL_ENABLED -->
	<span class="maintitle">{POLL_NAME}</span>
    <div class="clear hr1 mrg_4"></div>

    <div id="poll_option" class="mrg_6">

	<!-- BEGIN poll -->
	<div align="left">
		<input id="{poll.ID}" type="radio" name="poll" class="RadioClass" value="{poll.ID}" >
		<label for="{poll.ID}" class="RadioLabelClass">{poll.OPTION}</label>
	</div>
	<!-- END poll -->

	<!-- BEGIN poll_result -->
	<div align="left">
		{poll_result.OPTION}
		<div class="clear"></div>
		<div class="floatL">
			<div class="vote category" style="width: {poll_result.LENGTH}px;"></div>
		</div>
		<div class="floatR med">
			{poll_result.PERCENT}&nbsp;[{poll_result.USERS}]
		</div>
		<div class="clear"></div>
	</div>
	<!-- END poll_result -->

	<input id="poll_submit" onclick="polling();" type="submit" class="hidden" name="{L_SUBMIT_VOTE}" />

	</div>
<!-- ELSE -->
	<div class="mrg_6 med">{L_NO_POLL}</div>
<!-- ENDIF -->
</div>
<div class="cat_separator"></div>
<!-- ENDIF -->

админка
-- admin/admin_board.php
- найти
			bb_update_config(array($config_name => $new[$config_name]));
- перед добавить
            if($config_name == 'poll_vote') $new[$config_name] = serialize($new[$config_name]);
- найти
		    'SEED_BONUS_USER_REGDATE' => $new['seed_bonus_user_regdate'],
	    ));
- заменить на
		    'SEED_BONUS_USER_REGDATE' => $new['seed_bonus_user_regdate'],
		    'POLL_NAME'    => $new['poll_name'],
		    'POLL_ENABLED' => $new['poll_index'],
	    ));

		if($new['poll_vote'])
		{
			foreach(unserialize($new['poll_vote']) as $i => $row)
			{
				if(!$row) continue;

				$template->assign_block_vars('poll', array(
					'ID'      => $i,
					'OPTION'  => $row,
				));
			}
		}

-- admin/admin_board.tpl
- найти
<tr>
	<td><h4>{L_NEWS_FORUM_ID}</h4></td>
	<td><input class="post" type="text" size="25" maxlength="100" name="network_news_forum_id" value="{NETWORK_NEWS_FORUM_ID}" /></td>
</tr>
- после вставить
<tr class="row3 med">
	<td class="bold tCenter" colspan="2">{L_POLL_ON_INDEX}</td>
</tr>
<tr>
	<td><h4>{L_POLL_ON_INDEX}</h4></td>
	<td>
	    <label><input type="radio" name="poll_index" value="1" <!-- IF POLL_ENABLED -->checked="checked"<!-- ENDIF --> />{L_ENABLED}</label>&nbsp;&nbsp;
		<label><input type="radio" name="poll_index" value="0" <!-- IF not POLL_ENABLED -->checked="checked"<!-- ENDIF --> />{L_DISABLED}</label>
	</td>
</tr>
<tr>
	<td><h4>{L_POLL_QUESTION}</h4></td>
	<td>
		<script type="text/javascript">
		function poll_delete(){
			if(!confirm('{L_CONFIRM_DELETE_POLL}')) return false;
			ajax.exec({action : 'poll_index', mode : 'delete'});
			$('#poll_vote').attr('value', '');
			$('#poll_option').remove();
		}
		</script>
		<input id="poll_vote" class="post" type="text" size="50" maxlength="200" name="poll_name" value="{POLL_NAME}" />
		<input onclick="poll_delete();" class="post" type="button" size="2" value="{L_DELETE_POLL}" />
	</td>
</tr>
<tbody id="poll_option">
<!-- BEGIN poll -->
<tr id="poll_{poll.id}">
	<td><h4>{L_ADD_OPTION}</h4><h6></h6></td>
	<td>
	    <input class="post" type="text" size="25" maxlength="100" name="poll_vote[]" value="{poll.OPTION}" />
		<input onclick="$('#poll_{poll.ID}').remove();" class="post" type="button" size="2" value="{L_DELETE}" />
	</td>
</tr>
<!-- END poll -->
</tbody>
<tr class="row3 med"><td colspan="2"></td></tr>
<tr id="poll">
	<td><h4>{L_ADD_OPTION}</h4><h6></h6></td>
	<td>
	    <input class="post" type="text" size="25" maxlength="100" name="poll_vote[]" value="" />
		<input onclick="$('#poll').clone().appendTo('.poll');" class="post" type="button" size="2" value="+" />
		<input onclick="$('#poll').remove();" class="post" type="button" size="2" value="-" />
	</td>
</tr>
<tbody class="poll"></tbody>
<tr class="row3 med"><td colspan="2"></td></tr>


lang_main.php
// Опрос на главной
$lang['POLL'] = 'Опрос';
$lang['POLL_ON_INDEX'] = 'Опрос на главной';
$lang['NO_POLL'] = 'В данный момент нет активных опросов';
$lang['POLL_DELETED'] = 'Опрос удален и все результаты сброшены';