Ad format consists of two panels - initial and expanded. On click or mouseover, expanded panel appears pushing the content of a website down. Banner must include “X Close/Collapse” button in the upper right corner of the expanded panel (allows user to close the expanded stage).
Standard sizes of the initial panel WxH, px: 728х90, 970x90.
Standard sizes of the expanded panel, WxH, px: 728х315, 970x415.