....
while($ar_fields = $my_slider->GetNext())
{
echo $ar_fields['NAME'];
}
...$i = 0;
while($ar_fields = $my_slider->GetNext())
{
if($i < 6){
echo "<span style='color: green'>{$ar_fields['NAME']}</span>";
}else{
echo "<span style='color: red'>{$ar_fields['NAME']}</span>";
}
$i++;
}