currently i have a populated HTML drop down list that shows all the data but some of the data appears twice in it, how do i only show one copy of the data? i am using XSL to populate the drop down menu
<select name="subarea"><xsl:for-each select="//module/subject"><option value=http://www.webdeveloper.com/forum/archive/index.php/"{.}"><xsl:value-of select="." /></option></xsl:for-each></select>
<select name="subarea"><xsl:for-each select="//module/subject"><option value=http://www.webdeveloper.com/forum/archive/index.php/"{.}"><xsl:value-of select="." /></option></xsl:for-each></select>