diff --git a/cck/cckwiz/iniFiles/Proxy.ini b/cck/cckwiz/iniFiles/Proxy.ini
index c7cc6cf24e7..f8ae070cb21 100644
--- a/cck/cckwiz/iniFiles/Proxy.ini
+++ b/cck/cckwiz/iniFiles/Proxy.ini
@@ -126,6 +126,7 @@ Start_x=307
 Start_y=78
 Width=40
 Height=12
+onCommand=IsNumeric(You must enter only numeric values for Port Number)
 
 [Widget 11999]
 Type=Text
@@ -162,6 +163,7 @@ Start_x=307
 Start_y=93
 Width=40
 Height=12
+onCommand=IsNumeric(You must enter only numeric values for Port Number)
 
 [Widget 15999]
 Type=Text
@@ -198,6 +200,7 @@ Start_x=307
 Start_y=108
 Width=40
 Height=12
+onCommand=IsNumeric(You must enter only numeric values for Port Number)
 
 [Widget 19999]
 Type=Text
@@ -234,6 +237,7 @@ Start_x=307
 Start_y=123
 Width=40
 Height=12
+onCommand=IsNumeric(You must enter only numeric values for Port Number)
 
 [Widget 24999]
 Type=Text
@@ -270,6 +274,7 @@ Start_x=307
 Start_y=138
 Width=40
 Height=12
+onCommand=IsNumeric(You must enter only numeric values for Port Number)
 
 [Widget 33999]
 Type=Text