Google Code for Registration Conversion Page - Placement

[kursed]

I've to place following code in order to track conversions on my forum - from adwords related traffic. Where should I place this code?

<!-- Google Code for Registration Conversion Page -->
<script language="JavaScript" type="text/javascript">
<!--
var google_conversion_id = 1047326211;
var google_conversion_language = "en_US";
var google_conversion_format = "1";
var google_conversion_color = "ffffff";
var google_conversion_label = "hcz2CLfLYBCD3LPzAw";
//-->
</script>
<script language="JavaScript" src="http://www.googleadservices.com/pagead/conversion.js">
</script>
<noscript>
<img height="1" width="1" border="0" src="http://www.googleadservices.com/pagead/conversion/1047326211/?label=hcz2CLfLYBCD3LPzAw&amp;script=0"/>
</noscript>