Cleaned up functions

notebook/static/notebook/js/notebook.js

@@ -634,6 +634,7 @@ define(function (require) {
         });
         return result;
     };
+
     /**
      * Get the index of the currently selected cell.
      *
@@ -847,20 +848,22 @@ define(function (require) {
         // actually will move the cell before the selection, after the selection
         var indices = this.get_selected_cells_indices();
         var first = indices[0];
-        var last = indices[indices.length-1];
+        var last = indices[indices.length - 1];
 
-        var i1 = this.get_selected_index();
-        var i2 = this.get_anchor_index();
+        var selected = this.get_selected_index();
+        var anchored = this.get_anchor_index();
 
-        if(first===0){
+        if (first === 0){
             return;
         }
-        var tomove = this.get_cell_element(first-1);
+        var tomove = this.get_cell_element(first - 1);
         var pivot = this.get_cell_element(last);
+
         tomove.detach();
         pivot.after(tomove);
-        this.select(i2-1);
-        this.select(i1-1, false);
+
+        this.select(anchored - 1);
+        this.select(selected - 1, false);
     };
 
     /**
@@ -871,19 +874,23 @@ define(function (require) {
         // actually will move the cell after the selection, before the selection
         var indices = this.get_selected_cells_indices();
         var first = indices[0];
-        var last = indices[indices.length-1];
-        var i1 = this.get_selected_index();
-        var i2 = this.get_anchor_index();
-        if(!this.is_valid_cell_index(last+1)){
+        var last = indices[indices.length - 1];
+
+        var selected = this.get_selected_index();
+        var anchored = this.get_anchor_index();
+
+        if(!this.is_valid_cell_index(last + 1)){
             return;
         }
-        var tomove = this.get_cell_element(last+1);
+        var tomove = this.get_cell_element(last + 1);
         var pivot = this.get_cell_element(first);
+
         tomove.detach();
         pivot.before(tomove);
+
         this.select(first);
-        this.select(i2+1);
-        this.select(i1+1, false);
+        this.select(anchored + 1);
+        this.select(selected + 1, false);
     };
 
     /**