hide javascript code for the client.

i need hide my javascript code. i need put in the client webpage only one line of code <script type='text/javaScript' src='http://mydomain/[login to view URL]' defer='defer'></script> I want to run the code in the browser but when someone wants to see the code can not see, specialy hide from firefox and chrome. the programing lenguaje to implement this is php and javascript. i can't pay more than $20 for this project. if you can please bid. i need this asap.