修复资源内容无法拖动的问题

@@ -702,9 +702,9 @@ $(document).on("click", ".removepic", function () {
     }));
 });
 $(document).on("mouseover", "#add-content .dragItem", function () {
-    var drag = new common.drag("#add-content", Bll.contentDatas, function (data) {
-        Bll.contentDatas = data;
-        Bll.__render("#add-content", "template_content", {modules: Bll.contentDatas});
+    var drag = new common.drag("#add-content", Bll.contentDatas[currIndex], function (data) {
+        Bll.contentDatas[currIndex] = data;
+        Bll.__render("#add-content", "template_content", {modules: Bll.contentDatas[currIndex]});
     })
     drag.Initialize();
 });