add text for empty add cell

Author: squirrelo

qiita_pet/templates/list_studies.html

@@ -91,9 +91,9 @@
               // render the study checkbox cell
               {"render": function ( data, type, row, meta ) {
                     if(row.proc_data_info.length > 0) {
-                        return "<input type='button' id='study"+row.study_id+"-checkbox' class='btn btn-sm' value='Add' onclick='sel_study("+ meta.row +")'>";
+                        return "<input type='button' id='study"+row.study_id+"-checkbox' class='btn btn-sm' value='Add to Analysis' onclick='sel_study("+ meta.row +")'>";
                     }
-                    else { return ''; }
+                    else { return '<p style="font-size:12px">No Processed Data</p>'; }
               }, targets: [1]},
               // render the title cell
               {"render": function ( data, type, row, meta ) {