图片上传的WebForm(自动生成所略图)

<%@ Page language="c#" Codebehind="feUploadPic.aspx.cs" AutoEventWireup="false" Inherits="cj168.Web.Mag.Admins.FeData.feUploadPic" %>
<%@ Register TagPrefix="cj168" TagName="Header" Src="modules/headerFe.ascx" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" >
<HTML>
<HEAD>
<title>fedata</title>
<meta content="Microsoft Visual Studio 7.0" name="GENERATOR">
<meta content="C#" name="CODE_LANGUAGE">
<meta content="JavaScript" name="vs_defaultClientScript">
<meta content="http://schemas.microsoft.com/intellisense/ie5" name="vs_targetSchema">
<style>BODY { FONT-SIZE: 9pt }
.calPicDate { FONT-SIZE: 9pt; FONT-FAMILY: Verdana, Helvetica, sans-serif }
.valid { FONT-SIZE: 9pt; COLOR: red }
TD { FONT-SIZE: 9pt }
</style>
</HEAD>
<body MS_POSITIONING="GridLayout">
<table width="100%">
<tr>
<td><cj168:header id="Header1" runat="server"></cj168:header></td>
</tr>
</table>
<form id="fedata" method="post" encType="multipart/form-data" runat="server">
<TABLE id="Table1" cellSpacing="0" cellPadding="1" width="750" border="1">
<TR>
<TD width="70">图片标题</TD>
<TD><asp:textbox id="txtboxPicTitle" runat="server"></asp:textbox><br>
<asp:requiredfieldvalidator id="Requiredfieldvalidator1" runat="server" ErrorMessage="请填写图片标题。" CssClass="valid" ControlToValidate="txtboxPicTitle"></asp:requiredfieldvalidator><br>
<asp:regularexpressionvalidator id="vldCatName" ErrorMessage="图片标题至少2个字符，不应包含'“ ” ! @ # $ % ^ & * ( ) < > 《》{ } [ ] ? 。，？￥" CssClass="valid" ControlToValidate="txtboxPicTitle" ValidationExpression="[^'^“^”^\^!^@^#^$^%^\^^&^*^(^)^<^>^《^》^?^。^，^？^￥^\{^\}^\][^\]]{2,}" Runat="server"></asp:regularexpressionvalidator></TD>
</TR>
<TR>
<TD>图片日期</TD>
<TD><asp:textbox id="txtboxPicDate" runat="server" Width="300"></asp:textbox><asp:calendar id="calPicDate" runat="server" CssClass="calPicDate" Width="300" SelectMonthText="本月" SelectWeekText="本周" NextPrevFormat="FullMonth" OnSelectionChanged="CalDateSelected">
<NextPrevStyle CssClass="calPicDate"></NextPrevStyle>
<WeekendDayStyle ForeColor="red"></WeekendDayStyle>
<TodayDayStyle Font-Bold="True" ForeColor="red" BackColor="#ccccff"></TodayDayStyle>
<SelectedDayStyle BackColor="black" Font-Bold="true"></SelectedDayStyle>
</asp:calendar><BR>
<asp:requiredfieldvalidator id="Requiredfieldvalidator2" runat="server" ErrorMessage="请选择或填写图片日期。" CssClass="valid" ControlToValidate="txtboxPicDate"></asp:requiredfieldvalidator><br>
<asp:customvalidator id="CustomValidator1" ErrorMessage="不是个有效的日期格式" CssClass="valid" ControlToValidate="txtboxPicDate" Runat="server" OnServerValidate="ServerValidateCheckDate"></asp:customvalidator></TD>
</TR>
<TR>
<TD>图片分类</TD>
<TD><asp:dropdownlist id="ddlPicType" runat="server" DataValueField="fePicTypeID" DataTextField="Title"></asp:dropdownlist><FONT face="宋体"> </FONT><asp:regularexpressionvalidator id="RegularExpressionValidator1" ErrorMessage="请选择图片分类" CssClass="valid" ControlToValidate="ddlPicType" ValidationExpression="[^0]{1,}" Runat="server"></asp:regularexpressionvalidator></TD>
</TR>
<TR>
<TD>图片介绍</TD>
<TD><asp:textbox id="txtboxPicIntro" runat="server" MaxLength="255" TextMode="MultiLine" Columns="50" Rows="5"></asp:textbox>
<asp:RegularExpressionValidator id="Regularexpressionvalidator2" Runat="server" CssClass="valid" ErrorMessage="内容中不应包含 ' < >" ControlToValidate="txtboxPicIntro" ValidationExpression="[^'^<^>]{0,}"></asp:RegularExpressionValidator>
</TD>
</TR>
<tr>
<td colSpan="2">(支持文件格式：Jpg, Gif, Png)</td>
</tr>
</TABLE>
<table cellSpacing="0" width="750" border="1">
<tr>
<td width="70">图片名称</td>
<td width="300"><INPUT title="浏览" type="file" size="25" name="filePicName" runat="server" ID="filePicName">
<asp:RegularExpressionValidator id="Regularexpressionvalidator3" Runat="server" CssClass="valid" ErrorMessage="文件名只能由字母或数字组成，不能包含 - _ 等其他符号长度至少为1" ControlToValidate="filePicName" ValidationExpression="[ :.\\a-zA-Z0-9]{1,}"></asp:RegularExpressionValidator>
</td>
<td><asp:checkboxlist id="checkboxlistRewrite" runat="server" BorderWidth="0" Height="100%" CellPadding="5" RepeatLayout="Table" RepeatColumns="1" RepeatDirection="Vertical">
<asp:ListItem Value="1">覆盖原有图片</asp:ListItem>
</asp:checkboxlist></td>
</tr>
</table>
<table cellSpacing="0" width="750" border="1">
<TR>
<TD align="middle"><asp:button id="btnSubmit" onclick="UploadFile" runat="server" Text="确定"></asp:button></TD>
</TR>
<TR>
<TD><asp:label id="lblPicInfo" runat="server">Label</asp:label></TD>
</TR>
<TR>
<TD><FONT face="宋体"></FONT>
</TD>
</TR>
</table>
</form>
<asp:HyperLink id="hlkOriPic" runat="server">原图</asp:HyperLink>
<asp:HyperLink id="hlkNewPic" runat="server">缩略图</asp:HyperLink>
</body>
</HTML>