function ShowLogin() {
    document.getElementById("loginregsiterbox").style.display = "";
} //end ShowLogin

function HideLogin() {
    document.getElementById("loginregsiterbox").style.display = "none";
} //end HideLogin

function ShowTrailWarning() {
    if (document.getElementById("loginregistergreeting").style.display.length > 0) {
        alert('You must be a registered user and logged in to update trail information.');
        return false;
    } else
        return true;
} //end ShowTrailWarning

function ShowWarning() {
    if (document.getElementById("loginregistergreeting").style.display.length > 0) {
        alert('You must be a registered user and logged in to submit an event.');
        return false;
    } else
        return true;
} //end ShowWarning