Using RSS or XML web part in Moss 2007 we can create News ticker.

Steps to create News Ticker.

1. Add a new RSS or XML web part to page.
2. Copy the below code in XSL editor
   <xsl:stylesheet xmlns:x=”http://www.w3.org/2001/XMLSchema”
   version=”1.0″ exclude-result-prefixes=”xsl ddwrt msxsl rssaggwrt”
   xmlns:ddwrt=”http://schemas.microsoft.com/WebParts/v2/DataView/runtime”
   xmlns:rssaggwrt=”http://schemas.microsoft.com/WebParts/v3/rssagg/runtime”
   xmlns:xsl=”http://www.w3.org/1999/XSL/Transform” xmlns:msxsl=”urn:schemas-microsoft-com:xslt”
   xmlns:rssFeed=”urn:schemas-microsoft-com:sharepoint:RSSAggregatorWebPart”
   xmlns:rdf=”http://www.w3.org/1999/02/22-rdf-syntax-ns#” xmlns:dc=”http://purl.org/dc/elements/1.1/”
   xmlns:rss1=”http://purl.org/rss/1.0/” xmlns:atom=”http://www.w3.org/2005/Atom”
   xmlns:itunes=”http://www.itunes.com/dtds/podcast-1.0.dtd”
   xmlns:atom2=”http://purl.org/atom/ns#”>
   <xsl:output method=”html” indent=”no”/>
   <xsl:template match=”/” xmlns:x=”http://www.w3.org/2001/XMLSchema” xmlns:d=”http://schemas.microsoft.com/sharepoint/dsp”>
   <xsl:call-template name=”ticker”/>
   </xsl:template>
   <xsl:template name=”ticker”>
   <xsl:variable name=”StyleName”>Table</xsl:variable>
   <xsl:variable name=”Rows” select=”/rss/channel/item”/>
   <xsl:variable name=”RowCount” select=”count($Rows)”/>
   <xsl:variable name=”IsEmpty” select=”$RowCount = 0″/>
   <xsl:choose>
   <xsl:when test=”$IsEmpty”>
   <xsl:call-template name=”empty”/>
   </xsl:when>
   <xsl:otherwise>
   <table border=”0″ width=”100%” cellpadding=”2″ cellspacing=”0″>
   <tr>
   <td width=”75px”
   style=”font-family:Tahoma;font-size:11px;color:#333″><strong>Head Lines:
   </strong>
   </td>
   <td>
   <marquee direction=”left” scrollamount=”3″ >
   <xsl:call-template name=”tickerBody”>
   <xsl:with-param name=”Rows” select=”$Rows”/>
   <xsl:with-param name=”FirstRow” select=”1″/>
   <xsl:with-param name=”LastRow” select=”$RowCount”/>
   </xsl:call-template>
   </marquee>
   </td>
   </tr>
   </table>
   </xsl:otherwise>
   </xsl:choose>
   </xsl:template>
   <xsl:template name=”tickerBody”>
   <xsl:param name=”Rows”/>
   <xsl:param name=”FirstRow”/>
   <xsl:param name=”LastRow”/>
   <xsl:variable name=”GroupStyle” select=”‘auto’”/>
   <xsl:for-each select=”$Rows”>
   <!– insert your own preferred image here –>
   <img src=”_layouts/images/navlink.gif” mce_src=”_layouts/images/navlink.gif”
   border=”0″/>
   <img src=”_layouts/images/blank.gif” mce_src=”_layouts/images/blank.gif”
   height=”1″ width=”6″ alt=”Icon” border=”0″/>
   <a style=”display:{$GroupStyle}” target=”_blank”>
   <xsl:attribute name=”href”>
   <xsl:value-of select=”link”/>
   </xsl:attribute>
   <xsl:value-of select=”title”/>
   </a>
   <img src=”_layouts/images/blank.gif” mce_src=”_layouts/images/blank.gif”
   height=”1″ width=”20″ alt=”Icon” border=”0″/>
   <!– add this line below for up marquee <br/> –>
   </xsl:for-each>
   </xsl:template>
   <xsl:template name=”empty”>
   <xsl:variable name=”ViewEmptyText”>There are no current announcements.</xsl:variable>
   <table border=”0″ width=”100%”>
   <tr>
   <td >
   <xsl:value-of select=”$ViewEmptyText”/>
   </td>
   </tr>
   </table>
   </xsl:template>
   </xsl:stylesheet>
3. Copy your RSS link in “RSS FEED URL” text box
   Ex:
   http://www.ibeesolutions.com/Templates/feed.aspx
   and click ok