提交代码。解决#1360

Signed-off-by: zouap <zouap@pcl.ac.cn>

templates/repo/cloudbrain/benchmark/new.tmpl

@@ -157,20 +157,23 @@
         .tab();
 
     $('#benchmark_types_id').change(function(){
+        setChildType();
+    })
+
+    function setChildType(){
         var html = "<option value=\"1\">无</option>" ;
-        if ($(this).val() == '2') {
+        if ($('#benchmark_types_id').val() == '2') {
             html = "<option value=\"1\">vehicle reid</option>" ;
             html += "<option value=\"2\">image-based person reid</option>" ;
             html += "<option value=\"3\">person search</option>" ;
             html += "<option value=\"4\">video-based person reid</option>" ;
         }
         document.getElementById("benchmark_child_types_id").innerHTML=html;
-        
-    })
+    }
 
     document.onreadystatechange = function() {
         if (document.readyState === "complete") {
-           document.getElementById("benchmark_child_types_id")[1].selected=true;
+           setChildType();
         }
     }