d('signupPsw').value;
        var strength = 0;
    
        if (password.length >= 6) strength++;
        if (password.match(/[a-z]+/)) strength++;
        if (password.match(/[A-Z]+/)) strength++;
        if (password.match(/[0-9]+/)) strength++;
        if (password.match(/[\W]+/)) strength++;
    
        switch (strength) {
            case 0:
            case 1:
                strengthMeter.style.width = '20%';
                strengthMeter.style.backgroundColor = 'red';
                strengthMeter