<xsl:when test="starts-with(., 'http://creativecommons.org/licenses/by/')">
CC By
</xsl:when>
+ <xsl:when test="starts-with(., 'http://creativecommons.org/licenses/by-sa/')">
+ CC By-SA
+ </xsl:when>
<xsl:when test="starts-with(., 'http://creativecommons.org/licenses/by-nd/')">
CC By-ND
</xsl:when>