diff --git a/content/static/style/default.css b/content/static/style/default.css
index 6d7a4e468..974d7650b 100644
--- a/content/static/style/default.css
+++ b/content/static/style/default.css
@@ -480,6 +480,11 @@ table.calendar tr td {
   padding: .5em
 }
 
+/* styling active location.href.hash */
+table.calendar tr td:target{
+  background: #bbb;
+}
+
 table.calendar tr td span.day {
   font-size: 200%;
   font-weight: bold;
diff --git a/xsl/calendar.xsl b/xsl/calendar.xsl
index 51410de0b..21a542d00 100644
--- a/xsl/calendar.xsl
+++ b/xsl/calendar.xsl
@@ -79,7 +79,7 @@
     </xsl:attribute>
     <!-- vv01f: added id to jump to a specific date with links and hashtag liek {$month}-{$day} //-->
     <xsl:attribute name="id">
-		<xsl:value-of select="concat(date:month-in-year($date), '-', date:day-in-month($date))"/>
+		<xsl:value-of select="concat('eventday-', date:month-in-year($date), '-', date:day-in-month($date))"/>
     </xsl:attribute>
 
     <xsl:variable name="ddate">
diff --git a/xsl/common.xsl b/xsl/common.xsl
index 1ce247d40..ed74e5785 100644
--- a/xsl/common.xsl
+++ b/xsl/common.xsl
@@ -245,10 +245,13 @@
 						<xsl:value-of select="$href"/>
 					</xsl:attribute>
 				</xsl:if>
-				<!-- vv01f: added link to a specific date in calndar //-->
+				<!-- vv01f:
+					added link to a specific date in calndar
+					#eventday-* is to be handeled with css
+				-->
 				<xsl:if test="string-length($href) = 0">
 					<xsl:attribute name="href">
-						<xsl:value-of select="concat('calendar.html#',concat(date:month-in-year(start), '-'), date:day-in-month(start))"/>
+						<xsl:value-of select="concat('calendar.html#eventday-',concat(date:month-in-year(start), '-'), date:day-in-month(start))"/>
 					</xsl:attribute>
 				</xsl:if>