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If you want your pages to be valid XHTML-Strict, but you also wish to open external links in new window, the following snippet is doing just that—sets attribute target=“_blank†to all external links in a document to keep your code valid XHTML-Strict. You’ll just have to change variable yourURL. Don’t enter http://www. part of your domain, otherwise something like http://sample.com/ will be treated like any other external link.
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// change your domain name: var yourURL = "sample.com"; function outLinks() { var outLink; if (document.getElementsByTagName('a')) { for (var i = 0; (outLink = document.getElementsByTagName('a')[i]); i++) { if (outLink.href.indexOf(yourURL) == -1) { outLink.setAttribute('target', '_blank'); } } } } window.onload = function() { outLinks(); }
URL: http://www.maratz.com/blog/archives/2004/11/29/setting-target_blank-to-external-links/
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