Added a check IsEmptyBorders for borders of a page.

word/Editor/Sections.js

@@ -2078,6 +2078,13 @@ CSectionBorders.prototype =
         this.ZOrder     = Reader.GetByte();
     }
 };
+CSectionBorders.prototype.IsEmptyBorders = function()
+{
+	if (this.Top.IsNone() && this.Bottom.IsNone() && this.Left.IsNone() && this.Right.IsNone())
+		return true;
+
+	return false;
+};
 
 function CSectionPageNumType()
 {

word/Editor/Styles.js

@@ -5717,6 +5717,10 @@ CDocumentBorder.prototype =
         }
     }
 };
+CDocumentBorder.prototype.IsNone = function()
+{
+	return this.Value === border_None ? true : false;
+};
 
 function CTableMeasurement(Type, W)
 {