function hideEmail(emailUser)
{
var emailHost = "usadance-norcal.org";
var showAs   = emailUser + "@" + emailHost;
document.write("<a href=\"" + "mail" + "to:" + emailUser + "@" + emailHost + "\">" + showAs + "</a>");
}

function hideEmail2(emailUser, showAs)
{
var emailHost = "usadance-norcal.org";
document.write("<a href=\"" + "mail" + "to:" + emailUser + "@" + emailHost + "\">" + showAs + "</a>");
}