Previously viewed channel quick bar

A method for modifying imagery on a display device to facilitate a user's navigation among programming channels, the method comprising:

• storing recently viewed programming channel information in a last-in-first-out (LIFO) memory register, wherein the recently viewed programming channel information comprises previously viewed channel information and subsequently viewed channel information, the subsequently viewed channel information being stored after the previously viewed channel information in the order of viewing;
• receiving a viewer instruction to render the imagery on the display device;
• reading the recently viewed programming channel information from the LIFO register, wherein the previously viewed channel information is read from the LIFO memory register after the subsequently viewed programming channel information in reverse of the order of viewing;
• modifying an imagery file associated with the imagery being rendered with the programming channel information;
• and
• rendering the modified imagery to the user on the display device.