blah.js

// If component already has a slice
      if(componentArray[i].hasOwnProperty('slice')){
        // Fade out current slice
        componentArray[i].slice.fadeOut(200,function(){
          // Swipe slice source
          this.src = '/sites/default/files/generated_image/' + view + '_' + component_id + '-' + swatch_id + '.png';
          // Fade back in
          jQuery(this).fadeIn(200);
        });
      } else {
        // Create new slice
        componentArray[i].slice = jQuery('<img src="/sites/default/files/generated_image/' + view + '_' + component_id + '-' + swatch_id + '.png" style="position: absolute; z-index: ' + i+2 + '; top: 0; left: 0;">');
        // Append to dom and fade in
        componentArray[i].slice.hide().appendTo(boat_container).fadeIn(200);
      }