<asp:TextBox ID="txtupload" style="width:200px;float:left;" runat="server"></asp:TextBox>
<iframe src="../uploud.aspx" runat="server" width="400" height="30" id="uploud" scrolling="no" frameborder="0" style="float:left;"></iframe>
<span id="read" onClick="show()" class="preview"> 查看</span>
<a id="del" style="color:Red;" onClick="del();">删除</a>
此图片为单页的缩略图,不会在单页的详细内容页显示。
<div id="img" style="display:none;">
<br />
<img id="showimg" width=120 height=100 />
</div>
<script type="text/javascript" language="javascript">
function del() {
var uploud = $("#txtupload");
if (uploud.val() == "") {
alert("请选择文件");
return;
}
else {
jQuery.ajax({
type: "get",
url: "../js/ajax.aspx",
dataType: "text",
contentType: "application/json;charset=UTF-8",
data: {
imgurl: escape(uploud.val())
},
success: function (result) {
alert(result);
uploud.val('');
}
});
}
document.getElementById("img").style.display = "none";
document.getElementById("read").innerHTML = "查看";
}
各位前辈,有谁能告诉我原理么?