function enableRenew() {
	var usrName;
	var currPwd;
	var newPwd;
	var conPwd;
	var btnRenew;
	
	usrName  = document.getElementById('usrName');
	currPwd  = document.getElementById('currPass');
	newPwd   = document.getElementById('newPass');
	conPwd = document.getElementById('confirm');
	btnRenew = document.getElementById('btnRenew');
	
	if (usrName.value !== '' && currPwd.value !== '' && newPwd.value !== '' && conPwd.value !== '')
	{
		btnRenew.disabled = false;
	} else {
		btnRenew.disabled = true;
	}
};

function enableLogin() {
	var usrName;
	var usrPass;
	var btnLogin;
	
	usrName  = document.getElementById('usrName');
	usrPass  = document.getElementById('usrPass');
	btnLogin = document.getElementById('btnLogin');
	
	if (usrName.value !== '' && usrPass.value !== '')
	{
		btnLogin.disabled = false;
	} else {
		btnLogin.disabled = true;
	}
};

function checkPass() {
	var newPwd;
	var conPwd;
	var status;

	newPwd = document.getElementById('newPass');
	conPwd = document.getElementById('confirm');
	status = '';

	if (newPwd.value !== conPwd.value) {
		alert('New password and confirmation do not match.');
		return false;
	} else {
		alert('Password successfully reset.')
		return true;
	}
}