function hideAll() {
             $('#s1q1').hide();
             $('#s1q1a1').hide();
             $('#s1q1a2').hide();
             $('#s1q1a4').hide();
             
             $('#s1q1a1s2q2a1').hide();
             $('#s1q1a1s2q2a2').hide();
   		     $('#s1q1a2s2q2a3').hide();
   		     $('#s1q1a2s2q2a4').hide();
   		     $('#s1q1a2s2q2a5').hide();
   		     $('#s1q1a4s2q2a6').hide();
   		     $('#s1q1a4s2q2a7').hide();
   		     $('#s1q1a4s2q2a8').hide();
   		    
   		     $('#s1q1a1s2q2a1s3q3a1').hide();
   		     $('#s1q1a1s2q2a1s3q3a2').hide();
             $('#s1q1a1s2q2a1s3q3a3').hide();
   		     $('#s1q1a1s2q2a1s3q3a4').hide();
   		     
   		     $('#s1q1a1s2q2a2s3q3a5').hide();
             $('#s1q1a1s2q2a2s3q3a6').hide();
             $('#s1q1a1s2q2a2s3q3a7').hide();
   		     $('#s1q1a1s2q2a2s3q3a8').hide();
   		     
   		     $('#s1q1a2s2q2a3s3q3a9').hide();
   		     $('#s1q1a2s2q2a3s3q3a10').hide();
   		     $('#s1q1a2s2q2a3s3q3a11').hide();
   		     
   		     $('#s1q1a2s2q2a4s3q3a12').hide();
   		     $('#s1q1a2s2q2a4s3q3a13').hide();
   		     $('#s1q1a2s2q2a4s3q3a14').hide();
   		     
   		     $('#s1q1a2s2q2a5s3q3a15').hide();
   		     $('#s1q1a2s2q2a5s3q3a16').hide();
   		     $('#s1q1a2s2q2a5s3q3a17').hide();
             
             $('#s1q1a4s2q2a6s3q3a18').hide();
             $('#s1q1a4s2q2a6s3q3a19').hide();
             $('#s1q1a4s2q2a6s3q3a20').hide();
             
             $('#s1q1a4s2q2a7s3q3a21').hide();
             $('#s1q1a4s2q2a7s3q3a22').hide();
             $('#s1q1a4s2q2a7s3q3a23').hide();
             
             $('#s1q1a4s2q2a8s3q3a24').hide();
             $('#s1q1a4s2q2a8s3q3a25').hide();
             $('#s1q1a4s2q2a8s3q3a26').hide();
      		     
   		     //progress
   		     $('#QA').hide();
             $('#Q1A1').show();
           }
           function S1Q1A1() {
             hideAll();
             $('#s1q1a1').show();
             //setTimeout('$("#s1q1a1").show();', 100);
             $("#pb2").progressBar(33, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
           }
           function S1Q1A2() {
             hideAll();
             $('#s1q1a2').show();
             $("#pb2").progressBar(33, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
           }
           function S1Q1A4() {
             hideAll();
             $('#s1q1a4').show();
             $("#pb2").progressBar(33, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
           }
           function S2Q2A1() {
                hideAll();
                $('#s1q1a1s2q2a1').show();
                $("#pb2").progressBar(66, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     function S2Q2A2() {
                hideAll();
                $('#s1q1a1s2q2a2').show();
                $("#pb2").progressBar(66, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }

   		     function S2Q2A3() {
                hideAll();
                $('#s1q1a2s2q2a3').show();
   		        $("#pb2").progressBar(66, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     function S2Q2A4() {
                hideAll();
                 $('#s1q1a2s2q2a4').show();
   		         $("#pb2").progressBar(66, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     function S2Q2A5() {
                hideAll();
                $('#s1q1a2s2q2a5').show();
   		        $("#pb2").progressBar(66, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     function S2Q2A6() {
                hideAll();
                $('#s1q1a4s2q2a6').show();
   		        $("#pb2").progressBar(66, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     function S2Q2A7() {
                hideAll();
                $('#s1q1a4s2q2a7').show();
   		        $("#pb2").progressBar(66, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     function S2Q2A8() {
                hideAll();
                $('#s1q1a4s2q2a8').show();
   		        $("#pb2").progressBar(66, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     
   		     function S3Q3A1() {
                hideAll();
                $('#s1q1a1s2q2a1s3q3a1').show();
                $("#pb2").progressBar(100, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     function S3Q3A2() {
             hideAll();
             $('#s1q1a1s2q2a1s3q3a2').show();
             $("#pb2").progressBar(100, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     function S3Q3A3() {
             hideAll();
             $('#s1q1a1s2q2a1s3q3a3').show();
   		     $("#pb2").progressBar(100, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     function S3Q3A4() {
             hideAll();
             $('#s1q1a1s2q2a1s3q3a4').show();
   		     $("#pb2").progressBar(100, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     function S3Q3A5() {
             hideAll();
             $('#s1q1a1s2q2a2s3q3a5').show();
             $("#pb2").progressBar(100, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     function S3Q3A6() {
                hideAll();
                $('#s1q1a1s2q2a2s3q3a6').show();
                $("#pb2").progressBar(100, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     function S3Q3A7() {
                hideAll();
                $('#s1q1a1s2q2a2s3q3a7').show();
   		        $("#pb2").progressBar(100, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     function S3Q3A8() {
                hideAll();
                $('#s1q1a1s2q2a2s3q3a8').show();
                $("#pb2").progressBar(100, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     
   		   function S3Q3A9() {
                    hideAll();
                    $('#s1q1a2s2q2a3s3q3a9').show();
                    $("#pb2").progressBar(100, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     function S3Q3A10() {
                hideAll();
                $('#s1q1a2s2q2a3s3q3a10').show();
                $("#pb2").progressBar(100, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     function S3Q3A11() {
             hideAll();
             $('#s1q1a2s2q2a3s3q3a11').show();
             $("#pb2").progressBar(100, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		    function S3Q3A12() {
                hideAll();
                $('#s1q1a2s2q2a4s3q3a12').show();
                $("#pb2").progressBar(100, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     function S3Q3A13() {
                hideAll();
                $('#s1q1a2s2q2a4s3q3a13').show();
                $("#pb2").progressBar(100, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     function S3Q3A14() {
                hideAll();
                $('#s1q1a2s2q2a4s3q3a14').show();
                $("#pb2").progressBar(100, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     function S3Q3A15() {
                hideAll();
                $('#s1q1a2s2q2a5s3q3a15').show();
                $("#pb2").progressBar(100, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     function S3Q3A16() {
                hideAll();
                $('#s1q1a2s2q2a5s3q3a16').show();
                $("#pb2").progressBar(100, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     function S3Q3A17() {
                hideAll();
                $('#s1q1a2s2q2a5s3q3a17').show();
                $("#pb2").progressBar(100, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     //start
   		     function S3Q3A18() {
                hideAll();
                $('#s1q1a4s2q2a6s3q3a18').show();
                $("#pb2").progressBar(100, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     function S3Q3A19() {
                hideAll();
                $('#s1q1a4s2q2a6s3q3a19').show();
                $("#pb2").progressBar(100, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     function S3Q3A20() {
                hideAll();
                $('#s1q1a4s2q2a6s3q3a20').show();
                $("#pb2").progressBar(100, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     //
   		     function S3Q3A21() {
                hideAll();
                $('#s1q1a4s2q2a7s3q3a21').show();
                $("#pb2").progressBar(100, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     function S3Q3A22() {
                hideAll();
                $('#s1q1a4s2q2a7s3q3a22').show();
                $("#pb2").progressBar(100, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     function S3Q3A23() {
                hideAll();
                $('#s1q1a4s2q2a7s3q3a23').show();
                $("#pb2").progressBar(100, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     function S3Q3A24() {
                hideAll();
                $('#s1q1a4s2q2a8s3q3a24').show();
                $("#pb2").progressBar(100, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     function S3Q3A25() {
                hideAll();
                $('#s1q1a4s2q2a8s3q3a25').show();
                $("#pb2").progressBar(100, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }
   		     function S3Q3A26() {
                hideAll();
                $('#s1q1a4s2q2a8s3q3a26').show();
                $("#pb2").progressBar(100, { showText: true, barImage: '../images/images/progressbg_yellow.gif'} );
   		     }