Hide your URL box by simply copying the code below and pasting it anywhere in your edit profile section.

<style type="text/css"> table table table table div {visibility:hidden;} div table table table table table div input, div a, td.text div {visibility:visible;} table table table table div {visibility:hidden;} div table table table table table div input, div a, td.text div {visibility:visible;} </style>