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/* override bootstrap popover to include callback */

var showPopover = $.fn.popover.Constructor.prototype.show;
$.fn.popover.Constructor.prototype.show = function() {
	showPopover.call(this);
	if (this.options.showCallback) {
		this.options.showCallback.call(this);
	}
}

var hidePopover = $.fn.popover.Constructor.prototype.hide;
$.fn.popover.Constructor.prototype.hide = function() {
	if (this.options.hideCallback) {
		this.options.hideCallback.call(this);
	}
	hidePopover.call(this);
}


/* usage */

/* 
$('#example').popover({
	showCallback : function() {
		console.log('popover is shown');
	},
	hideCallback : function() {
		console.log('popover is hidden');	
	}
});

*/