$(function () {
  $('.tooltip').each(function () {
    // options
    var distance = 10;
    var time = 250;
    var hideDelay = 300;

    var hideDelayTimer = null;

    // tracker
    var beingShown = false;
    var shown = false;
    
    var trigger = this;
	
	var textholder = document.createElement('div');
	$(textholder).addClass('tooltip-text').html($(this).attr('name'));
	
	var image = document.createElement('img');
	$(image).attr('src','/img/puntje_tooltip.png').addClass('tooltip-arrow');

    var popup = document.createElement('div');
	$(popup).addClass('tooltip-holder').append($(textholder)).append($(image));
			
	$(popup).insertAfter($(trigger));
	
	var blockWidth = $(trigger).width()/2;
	var popupWidth = $(popup).width()/2;
	var leftDistance = blockWidth - popupWidth;
	
    // set the mouseover and mouseout on both element
    $(trigger).mouseover(function () {
      // stops the hide event if we move from the trigger to the popup element
      if (hideDelayTimer) clearTimeout(hideDelayTimer);

      // don't trigger the animation again if we're being shown, or already visible
      if (beingShown || shown) {
        return;
      } else {
        beingShown = true;
		
        // reset position of popup box
        $(popup).css({
          top: -20,
          left: leftDistance,
          display: 'block' // brings the popup back in to view
        })
		
        // (we're using chaining on the popup) now animate it's opacity and position
        .animate({
          top: '-=' + distance + 'px',
          opacity: 1
        }, time, 'swing', function() {
          // once the animation is complete, set the tracker variables
          beingShown = false;
          shown = true;
        });
      }
    }).mouseout(function () {
      // reset the timer if we get fired again - avoids double animations
      if (hideDelayTimer) clearTimeout(hideDelayTimer);
      
      // store the timer so that it can be cleared in the mouseover if required
      hideDelayTimer = setTimeout(function () {
        hideDelayTimer = null;
        $(popup).animate({
          top: '-=' + distance + 'px',
          opacity: 0
        }, time, 'swing', function () {
          // once the animate is complete, set the tracker variables
          shown = false;
          // hide the popup entirely after the effect (opacity alone doesn't do the job)
          $(popup)
		  .css('display', 'none');
        });
      }, hideDelay);
    });
  });
});