How much do you want to bet that they didn't write the JavaScript for that message

They definitely didn't-- the page source has it copied from another blog:

/******************************************************************************
*** COPY PROTECTED BY http://chetangole.com/blog/wp-copyprotect/ version 3.1.0 ****
******************************************************************************/
var message="Copying my work, without written permission is theft. You are not helping me, only yourself, and you are a thief. Reproduce my work and I will come after you legally.";
function clickIE4(){
if (event.button==2){
alert(message);
return false;