M.pop.alert('message');
M.pop.alert('message', function(index, setting) {
    M.tool.log( "index", index );
    alert( "index: " + index );
});
M.pop.alert('message', {
    title   : 'title',
    buttons : [ 'button0', 'button1',]
});
M.pop.alert('message', {
    title 	: 'title',
    buttons : [ 'button0', 'button1',],
}, function(index, option) {
    M.tool.log( "index", index );
    alert( "index: " + index );
});