function generateAddress(strDomainBegin, strDomainLastThree, strUserName, strDisplay) {
        var atsign = "@";
        var addr = strUserName + atsign + strDomainBegin + strDomainLastThree;
        document.write("<" + "a" + " " + "href=" + "mail" + "to:" + addr + ">");
        if (strDisplay=="") {
			strDisplay = addr
        }
		document.write(strDisplay);
        document.write("<\/a>");
} // generateAddress