How To get value of selected DropDown list item?

How To get value of selected DropDown list item?

hi friends,

I have created one application

<select id='reimbursement_"+RowCount+"' name='reimbursement_"+RowCount+"'>
<option selected='selected' value='None'>--None--</option>
<option value='DA'>DA</option>
<option value='Ticket'>Ticket</option>
<option value='Misc'>Misc</option>
</select>

Here row count value is changing every time.

I want to know how i can get the value of selected option value.

Thanks