@Klebnor: what you are asking for (new tab, if supported by the browser) is an option that you can set in your browser preferences.

But as a web developer as well as a user, I'm definitely with lmckenzie on this... same window, giving the user the choice.

"If I were a shadow, I know I wouldn't like to be half of what I should be."
Mr Otsuka, the old black tomcat in Kafka on the Shore (Haruki Murakami)