Links:
[1] http://www.google.com/addurl/
[2] http://www.google.com/addurl/
[3] http://submit.search.yahoo.com/
[4] http://submit.search.yahoo.com/
[5] http://search.ninemsn.com.au/docs/submit.aspx
[6] http://search.ninemsn.com.au/docs/submit.aspx
[1] 
[3] 
[5]