function ValidatePasswordFields() {
    var password = document.getElementById("password");
    var passwordrepeat = document.getElementById("password-repeat");

    if (password.value === passwordrepeat.value) {
        passwordrepeat.setCustomValidity("");
        console.log("passwords match")
    } else {
        passwordrepeat.setCustomValidity("Passwords don't match!");
        console.log("passwords mööp")
    }
}