You want to create a custom right-click menu. How might you start the code?
$('#canvas').on('contextual', function(){ console.log('Handled a right-click') });
$('#canvas').on('click.right', function(){ console.log('Handled a right-click') });
$('#canvas').on('contextmenu', function(){ console.log('Handled a right-click') });
$('#canvas').on('rightclick', function(){ console.log('Handled a right-click') });