added handler for drop down menu changes on protocol page
added handler for drop down menu changes on protocol page

VHAINNOVATIONS/RAPTOR,VHAINNOVATIONS/RAPTOR,VHAINNOVATIONS/RAPTOR,VHAINNOVATIONS/RAPTOR,VHAINNOVATIONS/RAPTOR,VHAINNOVATIONS/RAPTOR,VHAINNOVATIONS/RAPTOR,VHAINNOVATIONS/RAPTOR