popover.js in flashgrid-2.3.0

- old
+ new

@@ -35,10 +35,10 @@
     var $tip    = this.tip()
     var title   = this.getTitle()
     var content = this.getContent()
 
     $tip.find('.popover-title')[this.options.html ? 'html' : 'text'](title)
-    $tip.find('.popover-content').empty()[ // we use append for html objects to maintain js events
+    $tip.find('.popover-content').children().detach().end()[ // we use append for html objects to maintain js events
       this.options.html ? (typeof content == 'string' ? 'html' : 'append') : 'text'
     ](content)
 
     $tip.removeClass('fade top bottom left right in')
 
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