$formattedname = format_name($memprofile['username'], $memprofile['usergroup'], $memprofile['displaygroup']); 

    if($userfields['fid5'])
    {
        $formattedname = "<span style=\"color:{$userfields['fid5']}\">{$memprofile['username']}</span>";
    }
    else
    {
        $formattedname = format_name($memprofile['username'], $memprofile['usergroup'], $memprofile['displaygroup']);
    } 

function format_namePN($username, $usergroup, $displaygroup="")
{
    global $groupscache, $cache, $db;
	
	$query = $db->simple_select("SELECT * FROM userfields");
    $userfields = $db->fetch_field($query);

    if(!is_array($groupscache))
    {
        $groupscache = $cache->read("usergroups");
    }

    if($displaygroup != 0)
    {
        $usergroup = $displaygroup;
    }

    if($userfields['fid5')
    {
        $format = "<span style=\"${userfields['fid5'};\">{username}</span>";
    }
    else
    {
        $ugroup = $groupscache[$usergroup];
        $format = $ugroup['namestyle'];
    }
    $userin = substr_count($format, "{username}"); // function that counts how many times {username} substring is in the $formats string
    if($userin == 0) // if {username} substring wasnt found in the $format string, then
    {
		$format = "{username}"; // the $format string = "{username}"
    }
    $format = stripslashes($format); // The stripslashes() function removes backslashes from the $format string
    return str_replace("{username}", $username, $format); // replaces {username} with $username, so the $format string will contain $username instead of {username}
}