UserScript for toggling slack sidebar

*bigcartel.slack.com*

var sideBar = $('#col_channels_bg').is(':visible');
$(window).on('keypress', function(e) {
    // uses cmd+b
    if (e.metaKey && e.charCode == 98) {
        var display = sideBar ? 'none' : 'initial';
        var left = sideBar ? 0 : '';
  
        $('#col_channels_bg, #col_channels').css('display', display); 
        $('#messages_container').css('margin-left', left);
        $('#footer').css('left', left);  
        
        sideBar = !sideBar;
        $(window).trigger('resize');
    }
});