/**
 * @author kdas
 */
function displayRequiredText(feedURL){
    var url = document.referrer;
    var dynamicHTMLText;
    var cameFromGoogle = new RegExp("google");
    var cameFromYahoo = new RegExp("yahoo");
    var cameFromDigg = new RegExp("digg");
    var cameFromStumbleupon = new RegExp("stumbleupon");
    var googleContent = "<table><tr><td><img src='http://img2.pict.com/38/ed/84/9dd6d6b0b368d27cae5220a6c2/XtC4a/googlebgb.png' width='40' height='40'></td><td><font size='1' face='Verdana' color='#ffffff'>Welcome from <b>Google!</b> If you find this page useful, you might want to <font color=blue><a href='" + feedURL + "' style='color:#00B2EE'><b>Subscribe to RSS Feed</b></a></font> to have updates. </font></td></tr><tr><td></td><td align='right'></td></tr></table>";
    var yahooContent = "<table><tr><td><img src='http://img2.pict.com/57/46/ff/4de3753b4e0cc1a33dc6d54539/G8Acq/yahoobgb.png' width='40' height='40'></td><td><font size'1' face='Verdana' color='#ffffff'>Welcome from <b>Yahoo!</b> If you find this page useful, you might want to <font color=blue><a href='" + feedURL + "' style='color:#00B2EE'><b>Subscribe to RSS Feed</b></a></font> to have updates. </font></td></tr><tr><td></td><td align='right'></td></tr></table>"
    var diggContent = "<table><tr><td><img src='http://img2.pict.com/6f/4f/1b/0a1bda3e755ac906aab18a818c/FeYlf/diggbgb.png' width='40' height='40'></td><td><font size='1' face='Verdana' color='#ffffff'>Welcome From <b>Digg!</b> If you find this page useful, you might want to <font color=blue><a href='" + feedURL + "' style='color:#00B2EE'><b>Subscribe to RSS Feed</b></a></font> to have updates. </font></td></tr><tr><td></td><td align='right'></td></tr></table>"
    var stmbleuponURL = "http://www.stumbleupon.com/submit?url=" + document.location.href;
    var stumbleuponContent = "<table><tr><td><img src='http://img2.pict.com/cd/05/39/15b14ce64c87a2dd8ac0e3ec0c/hssid/stumbleuponbgb.png' width='40' height='40'></td><td><font size='1' face='Verdana' color='#ffffff'>Hello fellow <b>Stumbler!</b> Dont forget to <font color=blue><a href='" + stmbleuponURL + "' style='color:#00B2EE'><b>give me a thumbs up</b></a></font> if you like this page! </font></td></tr><tr><td></td><td align='right'></td></tr></table>"
    var general = "<table><tr><td><img src='http://www.mbelanger.net/hardcandy/rss.png' width='32' height='32'></td><td><font size='1' face='Verdana' color='#ffffff'>Thanks For Visiting! </b> If you are new here,you might want to <font color=blue><a href='" + feedURL + "' style='color:#00B2EE' target='blank'><b>subscribe</b></a></font> for updates. </font></td></tr><tr><td></td><td align='right'></td></tr></table>";
    if (cameFromGoogle.test(url)) {
        dynamicHTMLText = googleContent;
    }
    else 
        if (cameFromDigg.test(url)) {
            dynamicHTMLText = diggContent;
        }
        else 
            if (cameFromYahoo.test(url)) {
                dynamicHTMLText = yahooContent;
            }
            else 
                if (cameFromStumbleupon.test(url)) {
                    dynamicHTMLText = stumbleuponContent;
                }
                else {
                    dynamicHTMLText = general;
                }
    return dynamicHTMLText;
}