The indicator displays a colored tick-volum histogram by five criteria:

1. Increase in volume and grwoing price (default color is green);
2. Decrease in volume and falling price (default color is sky blue);
3. Increase in volume and falling price (default color is red);
4. Decrease in volume and growing price (default color is golden);
5. There are no changes in either volume or price (dafault color is pale gray).

The indicator compares the current data with the data as of N periods ago.

It has one input parameter:

• Period - calculation period.