identify end the edges of iframe using javascript or jquery
<p>I have an iframe which has a table structure with multiple rows and columns. I want to display tool tips when i hover over a cell. If the cell is at the right or bottom edge of the iframe, I would like to change the position of the tool tip. </p>

<p>I want to be able to identify that edge of iframe so that I can change its position. How to identify it using jquery or javascript?</p>
