function disableselect (e) {. PHP: Most secure (decryptable) encryption method? There is NO way to hide the client side components like CSS. When i run it and view source, the code gets visible. How to hide PHP code from client Short answer is not, html is an open text format what ever you do if the page renders people will be able to see your source code. You can use java I have not looked at the VBulletin source code in some time, but the way they used to do it around 2003 was to embed a call to their server inside the code. For the legitimate user, is all the software that should be visible or only parts of it? 2) Type this before the first character: