Переделать запросы на mysqli

<?php
mysqli_query($dbc,"DELETE FROM `zags` WHERE `date`='".(time()+60*60)."'");
mysqli_query($dbc,"Delete From `zags` WHERE `date` < '".($time-2*3600)."' ");
 
echo "<div class='block event'><h1>ЗАГС</h1></div>";
echo '<div style="text-align:center;"><div class="block">Приветствуем вас!</div><div class="block">';
echo '<img width="300" height="240" src="img/icons/zags1.png" alt="o" class="center"/><br/>';
 
echo "<a href='?action'>Пожениться</a> | \n";
echo "<a href='?razvod'>Развестись</a><br>";
 
$man = mysql_result(mysql_query("SELECT COUNT(*) FROM kolhoz_user WHERE pol='1'"), 0);
$girl = mysql_result(mysql_query("SELECT COUNT(*) FROM kolhoz_user WHERE pol='0'"), 0);
 
echo"<span class='small minor'><img src='img/icons/on.png' alt='' /> Всего Парней: <font color='tomato'>$man</font><br/>";
echo"<img src='img/icons/ona.png' alt='' /> Всего Девушек: <font color='tomato'>$girl</font><br/></span>";
echo "</div>";
include_once 'engine/foot.php';
?>

$man = mysql_result(mysql_query("SELECT COUNT(*) FROM kolhoz_user WHERE pol='1'"), 0);
$girl = mysql_result(mysql_query("SELECT COUNT(*) FROM kolhoz_user WHERE pol='0'"), 0);