Add docs

OfficeIMO.Word/WordHelpers.Converters.cs

@@ -0,0 +1,21 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using DocumentFormat.OpenXml.Packaging;
+
+namespace OfficeIMO.Word {
+    public partial class WordHelpers {
+        /// <summary>
+        /// Given a document name, remove all of the headers and footers from the document.
+        /// </summary>
+        /// <param name="filename"></param>
+        public static void RemoveHeadersAndFooters(string filename) {
+            using (WordprocessingDocument doc = WordprocessingDocument.Open(filename, true)) {
+                WordHeader.RemoveHeaders(doc);
+                WordFooter.RemoveFooters(doc);
+                // save document
+                doc.MainDocumentPart.Document.Save();
+            }
+        }
+    }
+}