There was a requirement is to add a link in intranet portal's top navigation bar. Provided on clicking the link, it should open in new window, as the site link added was developed in a different platform & environment other than SharePoint.
If publishing feature is enabled, we can just go to: Site Actions >> Site Settings >> Navigation (Under Look and Feel), Add a New link with "Open link in new window" check-box selected. That's all, We are done with opening top navigation link in new window!
In my case, I had to enter:
Follow this post to open SharePoint Link list links to new window: SharePoint Link list: Open in a New Window
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