code: function( element, queueLength, count ) {
  		var queue = element.queue();
  
  		if ( queueLength > 1 ) {
  			queue.splice.apply( queue,
  				[ 1, 0 ].concat( queue.splice( queueLength, count ) ) );
  		}
  		element.dequeue();
  	}
docs: Injects recently queued functions to be first in line (after "inprogress")