diff --git a/pending_bookings.php b/pending_bookings.php
index 687ec8f..207795f 100644
--- a/pending_bookings.php
+++ b/pending_bookings.php
@@ -615,14 +615,14 @@ try {
                                     <div class="form-group">
                                         <label for="duration_<?php echo $submission['id']; ?>">服务时长（分钟）</label>
                                         <div class="quick-duration">
-                                            <button type="button" class="duration-btn" onclick="selectDuration(<?php echo $submission['id']; ?>, 60)">1小时</button>
-                                            <button type="button" class="duration-btn" onclick="selectDuration(<?php echo $submission['id']; ?>, 90)">1.5小时</button>
-                                            <button type="button" class="duration-btn" onclick="selectDuration(<?php echo $submission['id']; ?>, 120)">2小时</button>
-                                            <button type="button" class="duration-btn" onclick="selectDuration(<?php echo $submission['id']; ?>, 240)">4小时</button>
-                                            <button type="button" class="duration-btn" onclick="selectDuration(<?php echo $submission['id']; ?>, 360)">6小时</button>
-                                            <button type="button" class="duration-btn" onclick="selectDuration(<?php echo $submission['id']; ?>, 480)">8小时</button>
-                                            <button type="button" class="duration-btn" onclick="selectDuration(<?php echo $submission['id']; ?>, 600)">10小时</button>
-                                            <button type="button" class="duration-btn" onclick="selectDuration(<?php echo $submission['id']; ?>, 720)">12小时</button>
+                                            <button type="button" class="duration-btn" data-duration="60" onclick="selectDuration(<?php echo $submission['id']; ?>, 60)">1小时</button>
+                                            <button type="button" class="duration-btn" data-duration="90" onclick="selectDuration(<?php echo $submission['id']; ?>, 90)">1.5小时</button>
+                                            <button type="button" class="duration-btn" data-duration="120" onclick="selectDuration(<?php echo $submission['id']; ?>, 120)">2小时</button>
+                                            <button type="button" class="duration-btn" data-duration="240" onclick="selectDuration(<?php echo $submission['id']; ?>, 240)">4小时</button>
+                                            <button type="button" class="duration-btn" data-duration="360" onclick="selectDuration(<?php echo $submission['id']; ?>, 360)">6小时</button>
+                                            <button type="button" class="duration-btn" data-duration="480" onclick="selectDuration(<?php echo $submission['id']; ?>, 480)">8小时</button>
+                                            <button type="button" class="duration-btn" data-duration="600" onclick="selectDuration(<?php echo $submission['id']; ?>, 600)">10小时</button>
+                                            <button type="button" class="duration-btn" data-duration="720" onclick="selectDuration(<?php echo $submission['id']; ?>, 720)">12小时</button>
                                             <input type="number" id="customDuration_<?php echo $submission['id']; ?>" min="30" step="30" value="60" style="width: 80px; margin-left: 10px;">
                                             <button type="button" class="btn btn-sm" onclick="applyCustomDuration(<?php echo $submission['id']; ?>)">确定</button>
                                         </div>
@@ -856,8 +856,9 @@ try {
             
             // 更新按钮选中状态
             durationButtons.forEach(btn => {
-                // 检查按钮的onclick属性是否包含当前的分钟数
-                if (btn.onclick && btn.onclick.toString().includes(`selectDuration(${submissionId}, ${minutes})`)) {
+                // 使用data-duration属性来检查按钮对应的时长
+                const btnDuration = parseInt(btn.getAttribute('data-duration'));
+                if (btnDuration === minutes) {
                     btn.classList.add('selected');
                 } else {
                     btn.classList.remove('selected');