Obtaining The Form Element Of An Select

I have the following html code:

Code:
<form name="temp" method="get">
<select name="name"
<option value="10"selected>10</option>
<option value="25">25</option>
<option value="50">50</option>
</select>
</form
when a change in selection is made, I would like to obtain the form element in the f() function.
I know that it can be done using the form name or index.
I am looking for a way to do it via the <select> element itself.
Something along the line of:

Code:

is this possible? a browser compatible method is prefered