【1】:直接在img屬性中:設置onclick事件爲:οnclick="this.src=this.src+'?'"
【2】:用js代碼實現
1.<div>
2. <p>
3. <span>請計算 </span><span class="redcolor">
4. <img src="<%= MixApplication.Instance.RelativePath %>/User/Register/MVerCode.aspx"
5. align="middle" style="position: inherit" id="Mcode" /> </span><span>看不清? </span>
6. <a href="javascript:RefreshMcode();">換一張</a>
7. </p>
8.</div>
<script type="text/javascript"> 2. function RefreshMcode() { 3. var num = Math.random(); 4. var MvefCode = $("#Mcode"); 5. MvefCode .src = "<%= MixApplication.Instance.RelativePath %>/User/Register/MVerCode.aspx?" + num ; 6. } 7.</script>