Cacher is the code snippet organizer for pro developers

REFER: http://www.cnblogs.com/dcba1112/archive/2011/05/26/2057551.html
       http://www.cnblogs.com/yaoshiyou/archive/2010/08/24/1806939.html

Origin Javascript:
var obj=document.getElementById('mySelect');

var index=obj.selectedIndex;

var val = obj.options[index].value;

With jQuery:

$('#testSelect option:selected').text();
Or $("#testSelect").find('option:selected').text();
Or $("#testSelect").val();