function debug(...args) {

if (!DEBUG)

return;

if (!debug.startTime)

debug.startTime = Date.now();

args.unshift('[Locked Content]', Date.now() - debug.startTime);

console.log.apply(console, args);

}

function $(id) { return document.getElementById(id); }

function _(id, args) {

return navigator.mozL10n.get(id, args);

}

// Show a dialog with one or two buttons

function showDialog(options) {

var dialog = document.createElement('form');

dialog.setAttribute('role', 'dialog');

dialog.dataset.type = 'confirm';

var section = document.createElement('section');

dialog.appendChild(section);

// Display an optional title

if (options.title) {

var title = document.createElement('h1');

title.textContent = options.title;

section.appendChild(title);

}

// Display the dialog message

var msg = document.createElement('p');

msg.textContent = options.message;

section.appendChild(msg);

// If there are details, display those in a separate, smaller paragraph

if (options.details) {

var details = document.createElement('p');

var small = document.createElement('small');

small.textContent = options.details;

details.appendChild(small);

section.appendChild(details);

}

// Now the buttons

var menu = document.createElement('menu');

dialog.appendChild(menu);

// Add the cancel button if there is one

if (options.cancelCallback) {

var cancelButton = document.createElement('button');

menu.appendChild(cancelButton);

cancelButton.textContent = options.cancelText || _('cancel');

cancelButton.onclick = function(e) {

close(e);

options.cancelCallback();

};

}

if (options.okCallback) {

var okButton = document.createElement('button');

menu.appendChild(okButton);

okButton.textContent = options.okText || _('ok');

if (options.danger) {

okButton.classList.add('danger'); // scary red color

}

else if (!options.cancelCallback) {

okButton.classList.add('recommend'); // default safe color

}

okButton.onclick = function(e) {

close(e);

options.okCallback();

};

}

// If there is only one button, make it full-size

if (okButton && !cancelButton)

okButton.classList.add('full');

if (cancelButton && !okButton)

cancelButton.classList.add('full');

// show the dialog

document.body.appendChild(dialog);

function close(e) {

document.body.removeChild(dialog);

e.preventDefault();

e.stopPropagation();

}

}