$(document).ready(function() {
		
	var auto = true;
	var currentTip = null;		
	var nextTip = null;
	var nextTipTimer = null;
	
	function getNextTip(tip) {
		var count = tips.length;
		var pos = $.inArray(tip, tips);
		
		if(pos+1 == count) {
			return $(tips[0]).data("tooltip");
		} else {
			return $(tips[pos+1]).data("tooltip");
		}
	}
		
	var tips = $(".label").tooltip({ 
		effect: 'fade', 
		relative: 'false',
		offset: [39, 0],
		position: 'top center',
		onBeforeShow: function() {			
			// hide any visible tip
			if(currentTip) {
				currentTip.hide();
			}

			// clear any existing timers
			if(nextTipTimer) clearTimeout(nextTipTimer);
			
			// wire-up timer for next tip only if this is the expected nextTip
			if(nextTip && this != nextTip) {
				auto = false;
				nextTip = getNextTip(this.getTrigger()[0]);
			} else {
				nextTip = getNextTip(this.getTrigger()[0]);
				nextTipTimer = setTimeout(function() { nextTip.show() }, 4000 );				
			}
			
			// update currentTip
			currentTip = this;
		},
		onBeforeHide: function() {	
			if(!auto) {
				auto = true;
				currentTip = null;
				nextTipTimer = setTimeout(function() { nextTip.show() }, 4000 );
			}
		}
	});
	
	setTimeout(function() { 
		$(tips[2]).data("tooltip").show();
	}, 5000 );
	
});