Roo/bootstrap/Popover.js

diff --git a/Roo/bootstrap/Popover.js b/Roo/bootstrap/Popover.js
index b81d6f1..7412e1c 100644 (file)
--- a/Roo/bootstrap/Popover.js
+++ b/Roo/bootstrap/Popover.js
@@ -95,7 +95,7 @@ Roo.extend(Roo.bootstrap.Popover, Roo.bootstrap.Component,  {
                             html : this.title === false ? '' : this.title
                         },
                         {
-                            cls : 'popover-content popover-body'  + this.cls,
+                            cls : 'popover-content popover-body '  + (this.cls || ''),
                             html : this.html || ''
                         }
                     ]