how much html/php do you know? html forms ok?
first you need a form:
<form action=mailit.php method=post>
my name:
<input type=text name=name><br><br>
size:<br>
<input type=radio name=size value=X checked> X<br>
<input type=radio name=size value=XL> XL<br><br>
<input type=submit name=ok value="order">
</form>
then, you need a simple mailing script, mailit.php:
<?
if(trim($name) != '')
{
$message = "$name has ordered a shirt size $size";
$receiver = "youraddress@xxxx.de";
mail($receiver, "Order", $message);
}
?>
thats the basics. does this help you?