diff --git a/static/index.html b/static/index.html
index 1e6ccca..e7d2472 100644
--- a/static/index.html
+++ b/static/index.html
@@ -116,8 +116,9 @@
 					<textarea id="file-editor" class="file-editor" placeholder="选择左侧文件进行编辑（Ctrl/Cmd + S 保存）" spellcheck="false"></textarea>
 						<div class="file-actions" data-page-node-id="GAMAnkYKeMi93EVEx8eYOn">
 							<input id="file-msg" class="file-msg" placeholder="提交说明（可选）" data-page-node-id="aS2jRAr1kAkqElk1T4Cldz">
-							<button class="btn btn-sm" id="btn-file-save" data-page-node-id="gaVGyD6YkFFElkXJFBtLk5">保存</button>
-							<button class="btn btn-sm btn-primary" id="btn-file-commit" data-page-node-id="1VDju8pdiboyM0zBgwff21">保存并提交</button>
+						<button class="btn btn-sm" id="btn-file-save" data-page-node-id="gaVGyD6YkFFElkXJFBtLk5">保存</button>
+						<button class="btn btn-sm" id="btn-file-commit-only" title="提交当前文件在磁盘上的改动（不含编辑器里尚未保存的修改）">提交</button>
+						<button class="btn btn-sm btn-primary" id="btn-file-commit" data-page-node-id="1VDju8pdiboyM0zBgwff21">保存并提交</button>
 						</div>
 					</div>
 				</div>