function blockUI(message) {
    $.blockUI({
        message: '<span style="font-size: 16px">' + message + '</span> <img src="/content/images/loading.gif" />',
        theme: true,
        css: { cursor: null }
    });
}

function unblockUI() {
    $.unblockUI();
}

function block(selector, message) {
    $(selector).block({
        message: message + ' <img src="/content/images/loading.gif" />',
        css: {
            border: 'none',
            padding: '10px',
            backgroundColor: '#000000',
            '-webkit-border-radius': '10px',
            '-moz-border-radius': '10px',
            opacity: .8,
            color: '#FFFFFF'
        }
    });
}

function unblock(selector) {
    $(selector).unblock();
}

function unblockAll() {
    $('.blockUI').remove();
}