--- MPIWGWeb/MPIWGProjects.py	2009/02/18 15:42:00	1.47.2.109
+++ MPIWGWeb/MPIWGProjects.py	2009/09/23 14:41:16	1.47.2.110
@@ -529,7 +529,11 @@ class MPIWGProject(CatalogAware,Folder,C
     def setArchiveTime(self,time):
         """set Archive Time"""
         self.archiveTime=time[0:]
-        
+    	
+    def delArchiveTime(self):
+	"""delete archive time"""
+	del self.archiveTime
+
     def versionManageForm(self):
         """version Manage form:currently only set to invisible"""
         pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','MPIWGProject_versionManageForm.zpt')).__of__(self)