var gCSHFileName   = "whc_data.htm";
var gCSHSuffixName1 = "_rhc.html";
var gCSHSuffixName2 = "_rhc.htm";

function getHomePage()
{
        var strHomePage;
        var strTmp = location.toString();
        var nPos = strTmp.indexOf("#");
        if (nPos != -1)
        {
           strHomePage = strTmp.substring(0, nPos);
        }
        else
        {
           strHomePage = strTmp;
        }
        var nPos1 = strHomePage.indexOf(gCSHSuffixName1);
        var nPos = strHomePage.indexOf(gCSHSuffixName2);
        if (nPos != -1)
        {
           strHomePage = strHomePage.substring(0,nPos);
           if (nPos1 != -1)
             strHomePage += ".html";
           else
             strHomePage += ".htm";
        }
        return strHomePage;
}