jQuery構文:$(セレクタ、[ドキュメントを確認])

$("#reportFrameForm",document.frames('reportFrame').document)

   document.frames('reportFrame').document        javascript   .      (document)    (frames) id/name reportFrame   (     document)



jQuery  :$(   ,[    ])       [    ]  $(   )  ,        .     [    ]               .



$("#reportFrameForm"      "  id reportFrameForm DOM  



$("#reportFrameForm",document.frames('reportFrame').document)        :

         reportFrame        id reportFrameForm