jQuery UI Silder不透明度动态值

$(\'.test\').click(function() {
    $(\'.test\').removeClass(\'selected\');
    $(this).addClass(\'selected\')
});

$(\'#slider\').slider({
    value: $(\'.selected\').css(\'opacity\'),
    min: 0,
    max: 1,
    step: 0.05,
    slide: function(event, ui) {
        $(\'.selected\').css({
            \'opacity\': ui.value
        })
    }
});

$(\'.test\').click(function() {
    $(\'.test\').removeClass(\'selected\');
    $(this).addClass(\'selected\')
    $(\"#slider\").slider(\"value\", $(this).css(\'opacity\'));
});