sortable

$(function() {
		$( ".sortable" ).sortable({
			 	handle: '.handle',  
				cursor: 'crosshair',
				update: function(){
					$.ajax({
						type: 'post',
						data: $('.sortable').sortable('serialize'),
						url: '/projects/<%= @project.id %>/sort_tasks'});
					}
	    });
		$( ".sortable" ).disableSelection();
});