#self.debugFile = QtCore.QFile("debug.txt")
		
		#if not self.debugFile.open(QtCore.QFile.WriteOnly | QtCore.QFile.Text):
		#		QtGui.QMessageBox.warning(self, self.tr("MDI"), self.tr("Cannot write file %1:\n%2.") .arg(fileName) .arg(debugFile.errorString()))
		#		return False