tabSettings.active = tabSettings.active ? $('#tab_' + tabSettings.active).prevAll().length : 0;
$("#mainTabContainer")
.on('tabsbeforeactivate', function(e, ui) {
tabSettings.active = tabSettings.active ? $('#tab_' + tabSettings.active).prevAll().length : 0;
$("#mainTabContainer")
.on('tabsbeforeactivate', function(e, ui) {