diff --git a/pitivi/ui/mainwindow.py b/pitivi/ui/mainwindow.py
index 0f919e8..56a1f2c 100644
--- a/pitivi/ui/mainwindow.py
+++ b/pitivi/ui/mainwindow.py
@@ -25,6 +25,7 @@ Main GTK+ window
 """
 
 import os
+import datetime
 import platform
 import gtk
 import gobject
@@ -819,6 +820,23 @@ class PitiviMainWindow(gtk.Window, Loggable):
         if project.uri is None:
             project.uri = uri
 
+#Bug Fix 608108 - More information in  saved dialog box
+    def _timeSince(self,project):
+        if not project.uri == None:
+            path=project.uri[7:]
+            time_mod=datetime.datetime.fromtimestamp(os.path.getmtime(path))
+            time_now = datetime.datetime.now()
+            tdelta=time_now-time_mod
+            if tdelta.days>2:
+                time_since= str(tdelta.days) + _(" days ago")
+            elif tdelta.seconds>7200:
+                time_since=str(tdelta.seconds/3600)+ _(" hours ago")
+            elif tdelta.seconds<120:
+                time_since=str(tdelta.seconds) + _(" seconds ago")
+            else: time_since= str(tdelta.seconds/60) + _(" minutes ") + str(tdelta.seconds%60) + _(" seconds ago ")
+            return _(" since ")+ time_since
+        else: return ""
+
     def _projectManagerClosingProjectCb(self, projectManager, project):
         if not project.hasUnsavedModifications():
             return True
@@ -846,18 +864,20 @@ class PitiviMainWindow(gtk.Window, Loggable):
         message = _("Save changes to the current project before closing?")
         primary.set_markup("<span weight=\"bold\">" + message + "</span>")
 
+        
+
         secondary = gtk.Label()
         secondary.set_line_wrap(True)
         secondary.set_use_markup(True)
         secondary.set_alignment(0, 0.5)
-        secondary.props.label = _("If you don't save some of your "
-                "changes will be lost")
-
+        secondary.props.label = _("If you don't save, your "
+                "changes %s will be lost" % self._timeSince(project))
+        
         # put the text in a vbox
         vbox = gtk.VBox(False, 12)
         vbox.pack_start(primary, expand=True, fill=True)
         vbox.pack_start(secondary, expand=True, fill=True)
-
+        
         # make the [[image] text] hbox
         image = gtk.image_new_from_stock(gtk.STOCK_DIALOG_WARNING,
                gtk.ICON_SIZE_DIALOG)
