//Make the username lowercase before we submit it
function UserNameToLowerCase()
{
    var element = document.getElementById("username");
    
    element.value = element.value.toLowerCase();
}

function LowerCaseText(name)
{
    var element = document.getElementById(name);

    element.value = element.value.toLowerCase();
}

function CreateDisplayName()
{
    var email = document.getElementById("email").value;

    var atIndex = email.indexOf("@");

    if(atIndex != -1)
    {
        var displayName = email.substring(0, atIndex)

        document.getElementById("display_name").value = displayName
    }
}