updated dropdown layout
updated dropdown layout

EduPepperPDTesting/pepper2013-testing,EduPepperPDTesting/pepper2013-testing,EduPepperPDTesting/pepper2013-testing,EduPepperPDTesting/pepper2013-testing,EduPepperPDTesting/pepper2013-testing,EduPepperPDTesting/pepper2013-testing