js漂亮的横向树，支持拖拽，编辑删除添加

[{"title":"（19个子文件187KB）js漂亮的横向树，支持拖拽，编辑删除添加","children":[{"title":"横向树","children":[{"title":"images","children":[{"title":"highlight.png <span style='color:#111;'>1.05KB</span>","children":null,"spread":false},{"title":"edit.png <span style='color:#111;'>1.04KB</span>","children":null,"spread":false},{"title":"minus.png <span style='color:#111;'>951B</span>","children":null,"spread":false},{"title":"show.png <span style='color:#111;'>587B</span>","children":null,"spread":false},{"title":"back.png <span style='color:#111;'>1.61KB</span>","children":null,"spread":false},{"title":"close.png <span style='color:#111;'>1.02KB</span>","children":null,"spread":false},{"title":"hide.png <span style='color:#111;'>602B</span>","children":null,"spread":false},{"title":"plus(1).png <span style='color:#111;'>962B</span>","children":null,"spread":false},{"title":"load.gif <span style='color:#111;'>838B</span>","children":null,"spread":false},{"title":"drag_drop.jpg <span style='color:#111;'>23.52KB</span>","children":null,"spread":false},{"title":"add.png <span style='color:#111;'>970B</span>","children":null,"spread":false},{"title":"plus.png <span style='color:#111;'>962B</span>","children":null,"spread":false}],"spread":false},{"title":"front.css <span style='color:#111;'>767B</span>","children":null,"spread":false},{"title":"js","children":[{"title":"jquery-ui.js <span style='color:#111;'>424.19KB</span>","children":null,"spread":false},{"title":"jquery-1.8.1.min.js <span style='color:#111;'>90.62KB</span>","children":null,"spread":false},{"title":"jquery.tree.js <span style='color:#111;'>17.71KB</span>","children":null,"spread":false}],"spread":true},{"title":"index.htm <span style='color:#111;'>26.01KB</span>","children":null,"spread":false},{"title":"logo.png <span style='color:#111;'>21.47KB</span>","children":null,"spread":false},{"title":"style.css <span style='color:#111;'>5.70KB</span>","children":null,"spread":false}],"spread":true}],"spread":true}]