Format the text in JavaScript alert box

Question

How can I format the text in a JavaScript alert box? I need a word in the text to be underlined.

Answer 1

Needed this badly, but none of the answers were particular helpful. As two answers suggest the solution is to use unicode, but you have to do this properly! I also wanted a more reuseable solution where I not needed to reinvent the wheel each and every time. So came up with this small javascript function for convenience.

alert('Really need to alert some '+toUnicodeVariant('underlined', 'bold sans', 'underline')+' text');

Should produce something like this in all major browsers (try run the code snippet above) :