Fixed display of validator errors.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@3303 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Form/FormulatorPatch.py

@@ -765,7 +765,10 @@ class FloatWidget(TextWidget):
           if input_style.find('%')>=0:
             percent=1
             value = value * 100
+          try :
             value = str(float(value))
+          except ValueError:
+            return value
           value_list = value.split('.')
           integer = value_list[0]
           if input_style.find(' ')>=0: