using text instead of time, as mobile browser will popup another time selector.

spa/newevent.html

                 </div>
                 <div class="input-field col s6 m3">
                     <i class="small prefix mdi-action-query-builder"></i> 
-                    <input name="starthour" id="starthour" type="text" class="timepicker"> 
+                    <input name="starthour" id="starthour" type="text" class="timepicker" value="10:30"> 
                     <label for="starthour"> 开始时间（23:59) </label>                     
                 </div>
                 <div class="input-field col s6 m3">
                     <i class="small prefix mdi-av-timer"></i> 
-                    <input name="duration" id="duration" type="text" class="timepicker"> 
+                    <input name="duration" id="duration" type="text" class="timepicker" value="01:30"> 
                     <label for="duration"> 持续时间（01:30) </label>                     
                 </div>
             </div>
                 </div>
                 <div class="col s12 m12 l12"> 
                     <b>主办方须知</b> 
-                    <p>活动内容将上报校友会组站机构，审核通过后。校友会全体在册人员将收到你的活动邀请，自行选择参加或拒绝。</p>
+                    <p>活动内容将上报校友会备案。校友会全体在册人员将收到你的活动邀请，各位校友自行选择参加或不参加。</p>
                     <p>主办者将收到具体的人数更新，以及本次活动签到用的二维码。</p>
                     <p>所有当天参加活动的校友，通过公众号扫码即可签到</p>
                     <p class="valign right"></p>
                 </div>
             </div>
-            <div class="row">
+            <div class="row orange">
                 <div class="col s6 "> 
                     <div class="switch"> 
-                        <label> 
+                        <label class="text-darken-3 transparent z-depth-5 black-text"> 
                             <input type="checkbox" class="Iagree" name="agree"> 
                             <span class="lever"></span>我同意
                         </label>