I have a div that is contain inside an iframe from a external html
The html based \"context menu\" need to
The contents of an iframe cannot be displayed outside of the iframe. Within the iframe, you can have the div appear over other elements using "position: absolute" and "z-index: 1000" (or another appropriately large number). Note that absolutely positioned elements are removed from the flow of the document. The position can be set using the "top", "left", "right", and "bottom" CSS properties.