To any component if you like to show avialble balace of current user just copy paste the code below into your php script.

<?php

$dispatcher =& JDispatcher::getInstance();

$sp=$dispatcher->trigger('getProfilePoint', array($user->username));

if($sp[0]==-1)
$sp[0]=0;
echo "<br>".JText::_('PROFILE_BALANCE')."= ".$sp[0]." ".JText::_('PROFILE_POINT');

?>

Above script shows current balance of logged in user $user->username

Replace it '$user->username' with your desired username.