Use normalize-space() on summary since used as an attribute value.

diff --git a/website/xsl/website-common.xsl b/website/xsl/website-common.xsl
index 4f0d22cc6e394a8386ecde2ebe631d3ce1b52e42..f690c1ab7d9bd76c46914be3d3bff28b87f8f407 100644 (file)
--- a/website/xsl/website-common.xsl
+++ b/website/xsl/website-common.xsl
@@ -570,7 +570,7 @@ node.</para>
     </xsl:attribute>
     <xsl:if test="summary">
       <xsl:attribute name="title">
-        <xsl:value-of select="summary"/>
+        <xsl:value-of select="normalize-space(summary)"/>
       </xsl:attribute>
     </xsl:if>
     <xsl:copy-of select="$linktext"/>