diff -r 5492a4e4e60d -r 22424e6508cd src/main/scala/net/tz/lift/snippet/SnippetHelpers.scala
--- a/src/main/scala/net/tz/lift/snippet/SnippetHelpers.scala	Wed Aug 17 08:47:55 2011 +0200
+++ b/src/main/scala/net/tz/lift/snippet/SnippetHelpers.scala	Wed Aug 17 08:48:43 2011 +0200
@@ -19,10 +19,15 @@
 import scala.xml.{NodeSeq, Text}
 
 trait SnippetHelpers {
+
+  type CssTr = (NodeSeq => NodeSeq)
+
   def mkPath(prefix: String, l: String*) =
     (prefix :: l.toList) mkString ("/", "/", "")
 }
 
+trait CssTr extends Function1[NodeSeq, NodeSeq]
+
 class A(href: => String) extends Function1[NodeSeq, NodeSeq] {
   def apply(in: NodeSeq): NodeSeq = <a href={href}>{in}</a>
 }