html form into scriptcase

below simple html form for redirecting to paypal -->where to put this code?

HTML STARTS

<form action=“https://www.paypal.com/cgi-bin/webscr” method=“post” target="_top">

<input type=“hidden” name=“cmd” value="_s-xclick">
<input type=“hidden” name=“hosted_button_id” value=“GLJW**”>

<input type=“image” src=“https://www.paypalobjects.com/en_GB/i/btn/btn_buynowCC_LG.gif” border=“0” name=“submit” alt=“PayPal ? The safer, easier way to pay online!”>
<img alt="" border=“0” src=“https://www.paypalobjects.com/en_GB/i/scr/pixel.gif” width=“1” height=“1”>*/
</form>