Accordion and function parameters

Accordion and function parameters

If one desires "Collapse content", then use "collapsible: true
If one desires "No auto height", then use heightStyle: "content"

What if one desires to use both? I've tried several configurations like this example
 
<script>
$(function() {
$( "#accordion" ).accordion({
heightStyle: "content"
      collapsible: true
});
});
</script>
and it always fails. IS this just impossible or is the fix really simple. I sure could use some parameter help. Thanks