You can insert a java script in the website :)
There are some firefox plugins ...
---
I suggest to sort the items by level, and add X "-" characters too level X equipments.
levels = array
( array( "level", "1", "morphs" )
, array( "level", "2", "morphs" )
, array( "level", "3", "morphs" )
, array( "level", "4", "morphs" )
);
e = getElementById( "ID from >select>" );
?// get child html nodes of e
// some sort code
e.innerHtml = "sorted result";