BUG 9681 "Cuando se quiere configurar el email con una..." SOLVED

- Clearing the "Account From" field in ADMIN>Settings>Email not
  cleared the password
- Problem solved by deleting the "Account From" field is automatically
  deleted the password
* Available from version 2.0.44

workflow/engine/templates/admin/emails.js

@@ -274,7 +274,42 @@ Ext.onReady(function(){
         vtype:'email',
         width: 200,
         disabled : true,
-        allowBlank: false
+        allowBlank: false,
+        enableKeyEvents: true,
+        listeners: {
+            keydown: function (txt, e) {
+                switch (e.getKey()) {
+                    case 8:  //Delete
+                    case 46: //Supr
+                        if (Ext.getCmp("AccountFrom").getValue() == "") {
+                            Ext.getCmp("Password").setValue("");
+                        }
+                        break;
+                }
+            },
+            keyup: function (txt, e) {
+                var strValue = Ext.getCmp("AccountFrom").getValue();
+                var sw = 0;
+
+                switch (e.getKey()) {
+                    case 8:  //Delete
+                    case 46: //Supr
+                        if (strValue == "") {
+                            sw = 1;
+                        }
+                        break;
+                    default:
+                        if (strValue.length <= 1) {
+                            sw = 1;
+                        }
+                        break;
+                }
+
+                if (sw == 1) {
+                    Ext.getCmp("Password").setValue("");
+                }
+            }
+        }
       },
       {
         xtype: 'textfield',