Incorporate Refresh option with a button click(Obviously javascript)

1. Copy the coding into the BODY of your HTML document

<_body>
<_div align="center">
<_script language="JavaScript">
_document.write('<_form><_input type="button" value="Refresh" onclick="history.go()">')
<_p><_center><_font style="font-family:arial, helvetica;">Free JavaScripts provided<_br>by <_a href="">the/'>http://javascriptsource.com">The JavaScript Source<_p>