How to Open Multiple url's at once in a Web-browser

Below are Free tool to Open Multiple URL at the same time. i call them Bulk Links Opener.

1. Multipleurlsopen.blogspot.in
2. OpenMultipleURL.com
3. URLOpener.com
4. LinkOpener.com
5. Urlopener.blogspot.com
6. MultipleUrlOpener.com
7. BulkUrlopen.com
8. RapidLinkr.com
9. Weburlopener.com
10. Openallurls.com/
11. multiurlopener.blogspot.in/
12. multilinkopener.com/
13. multiple-urls-opener.blogspot.in/
14. worldweb-directory.com/url-opener.php
15. multiurlopen.blogspot.com/
16. www.seomilitary.com/
17. www.url-opener.com/
18. www.searchenginegenie.com/tools/multi-url-opener.php
19. www.webtoolhub.com/tn561424-multi-url-opener.aspx
20. www.url-opener.in/
21. fastbulkurlopener.blogspot.in/
22. www.toolstrap.com/seo-tools/multiple-url-opener
23. www.fasturlopener.net/
24. www.bloggingshiksha.com/urlopener/
25. codegena.com/generator/multiple-url-opener