<xsl:if test="$value/day[string(.) = 'Monday' or string(.) = 'Tuesday' or string(.) = 'Wednesday' or string(.) = 'Thursday' or string(.) = 'Friday' or string(.) = 'Saturday' or string(.) = 'Sunday']">
<xsl:if test="$_stringDay = 'Monday' or $_stringDay = 'Tuesday' or $_stringDay = 'Wednesday' or $_stringDay = 'Thursday' or $_stringDay = 'Friday' or $_stringDay = 'Saturday' or $_stringDay = 'Sunday'">