How can I scale a div to 100% height and width inside of another element

Question

How can I scale a div to 100% height and width inside of another element? In my case a sourrounding td. Since I\'m a plugin I can not control the other HTML on the page. Her

Answer 1

Why bothing having a div within a div if its going to be 100% of the height and the width? Is there no other way of just using the containing div for your purpose?

It probably isnt working because height fails unless the containg element has some definite height applied to it.