echo ' <option value="'$h'" '$([ "$h" -eq "$dts_hour" ] && echo 'selected="selected"')'>'$h'</option>'
done
echo ' </select>:<select class="DTSTIME" name="DTSMINUTE">'
-for m in {00..59}; do
+for m in 00 05 10 15 20 25 30 35 40 45 50 55; do
echo ' <option value="'$m'" '$([ "$m" -eq "$dts_min" ] && echo 'selected="selected"')'>'$m'</option>'
done
echo ' </select>'