PayPal coding Options

[court jester]

I am in some need of help, I know there has to be a way to have information posted when selling through paypal

I need to figure out how when a person selects a size/price from a single drop down menu that the size will be posted in the "options" colume during check out. I have the description and price figured out bu not the one missing piece.

I have included the what I have thus far below, any assistacne would be greatly appreciated. The Queen is about to behead the court jester.

<form action="https://www.paypal.com/cgi-bin/webscr" method="post" target="paypal">
<p><select name="amount">
<option value="0.00" selected="selected">Select Size</option>
<option value="17.99">SM [$16.99]</option ><select name="os1"><option value="Paper">
<option value="17.99">M [$16.99]</option >
<option value="17.99">L [$16.99</option >
<option value="17.99">XL [$16.99]</option >
<option value="17.99">2X [$17.99]</option >
<option value="18.99">3X [$18.99]</option>
<option value="19.99">4X [$19.99]</option>
</select> <input type="hidden" value="2" name="no_shipping" />
<input type="hidden" value="Item Name" name="Item_Name" />
<input type="hidden" value="1" name="add" />
<input type="hidden" value="_cart" name="cmd" />
<input type="hidden" value="redhatcastle@yahoo.com" name="Red Hat Castle" />
<input type="hidden" value="Dora" name="item_number" />
<input type="hidden" value="http://www.redhatcastle.com/wardrobe" name="return" />
<input type="hidden" value="http://www.redhatcastle.com/wardrobe" name="cancel_return" />
</p>
<p>
<input type="image" src="http://images.paypal.com/images/x-click-but22.gif" border="0" name="submit">&nbsp;
</p>

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