JavaScript Tutorial/Window/close
window.close (IE)
<source lang="javascript">
<HTML> <BODY>
Welcome to the New Window!
<FORM name="myform"> <INPUT TYPE="button" value="Close Window" onClick="window.close();">
</FORM> </BODY> </HTML></source>
<source lang="javascript">
<HTML> <BODY>
<FORM name="myform"> <INPUT TYPE="button" value="Close Window" onClick="window.close();">
</FORM> </BODY> </HTML></source>