Change the way the orig_url is passed to fb

app/views/shared/render_share.html.erb

@@ -2,7 +2,7 @@
 <html>
 <head>
 	<meta property="og:title" content="<%= @object.title %>" /> 
-	<meta property="og:description" content="<%= @object.subtitle %>" /> 
+	<meta property="og:description" content="<%= strip_tags @object.subtitle %>" /> 
 	<meta property="og:url" content="<%= @orig_url %>" /> 
 	<meta property="og:image" content="<%= 'http://' + request.env['HTTP_HOST'] + @object.image.url %>" />
 </head>