window.open not working when attached on onload event in chrome and safari

Question

I want to open a new window on onload if a particular condition is satisfied works fine in all others but window is not opening in Chrome and Safari would somebody please find a way to do this

Duplicate: window.open not working when attached on onload event in chrome and safari

Answer 1

Both Safari and Chrome does by default block popups opened on load. You may turn off popup-blocking in the preferences, or you could try going with a modal window.