<html> <head> </head> <body> <input type="button" value="replace Url" onclick="replace()" /> <input type="button" value="assign Url" onclick="assign()" /> <input type="button" value="href Url" onclick="href()" /> <script language="javascript"> function replace(){ window.location.replace('http://vnfree.net'); } function assign(){ window.location.assign('http://vnfree.net'); } function href(){ window.location.href = 'http://vnfree.net'; } </script> </body> </html>