diff --git a/ETS_Data/officeXmlMan.cs b/ETS_Data/officeXmlMan.cs
new file mode 100644
index 0000000..b16e9b6
--- /dev/null
+++ b/ETS_Data/officeXmlMan.cs
@@ -0,0 +1,37 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.IO;
+using System.Text.RegularExpressions;
+using DocumentFormat.OpenXml.Packaging;
+
+namespace ETS_Data
+{
+    /// <summary>
+    /// gestioen documetni office/xml
+    /// </summary>
+    public class officeXmlMan
+    {
+        /// <summary>
+        /// fa sostituzioni di testo in un doc .docx
+        /// </summary>
+        /// <param name="fullPathFile"></param>
+        /// <param name="textOrig"></param>
+        /// <param name="textNew"></param>
+        public static void replaceDocxText(string fullPathFile,string textOrig, string textNew)
+        {
+            using (WordprocessingDocument wordDoc = WordprocessingDocument.Open(fullPathFile, true))
+            {
+                using (StreamReader sr = new StreamReader(wordDoc.MainDocumentPart.GetStream()))
+                {
+                    string docText = sr.ReadToEnd();
+                    Regex regexText = new Regex(textOrig);
+                    docText = regexText.Replace(docText, textNew);
+                }
+            }
+        }
+
+
+    }
+}