docs: function handle_loop(elem, names) {
  		var cond = _dot_inner(elem.cond.fn, false, names);
  		var node1 = _dot_inner(elem.fns[0].fn, false, names);
  		var builder = [];
  		var node2 = node1;
  
  		Array.prototype.push.apply(builder, cond[0]);
  		Array.prototype.push.apply(builder, node1[0]);
  		builder.push(cond[2]+' [shape=Mdiamond];');
  		builder.push(cond[2]+' -> '+node1[1]+' [label = true];');
  
  		for (var i = 1; i < elem.fns.length; ++i) {
  			node2 = _dot_inner(elem.fns[i].fn, false, names);
  			Array.prototype.push.apply(builder, node2[0]);
  			builder.push(node1[2]+' -> '+node2[1]+';');
  			node1 = node2;
  		}
  
  		builder.push(node2[2]+' -> '+cond[1]+';');
  		return [builder, cond[1], cond[2]];
  	}