in src/main/resources/js/bootstrap-2.3.2.js [1617:1640]
, activate: function (target) {
var active
, selector
this.activeTarget = target
$(this.selector)
.parent('.active')
.removeClass('active')
selector = this.selector
+ '[data-target="' + target + '"],'
+ this.selector + '[href="' + target + '"]'
active = $(selector)
.parent('li')
.addClass('active')
if (active.parent('.dropdown-menu').length) {
active = active.closest('li.dropdown').addClass('active')
}
active.trigger('activate')
}