html工具/上传页面.htm

<html>
<head>
<title>上传图片</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<link href="style.css" rel="stylesheet" type="text/css">
<script language=javascript>

function check()

{
 
  if(myform.file1.value=="")
    {
    alert("请点击浏览按钮，选择您要上传的jpg或gif文件!")
    myform.file1.focus;
    return (false);
    }
    else
    {
    str= myform.file1.value;
    strs=str.toLowerCase();
    lens=strs.length;
    extname=strs.substring(lens-4,lens);
    if(extname!=".asp" && extname!=".asa")
    {
    alert("请选择jpg或gif文件!");
    return (false);
    }
    }

}

</script>
</head>

<body leftmargin="0" topmargin="0" bgcolor="#CEDBFF">
        <table width="100%" border="0" cellspacing="0" cellpadding="0" align="center">
<form name="myform" method="post" action="http://www.leyaaa.com/admin/uppic.asp" enctype="multipart/form-data" language="javascript" onsubmit="return check();">
          <tr align="center" valign="middle"> 
            <td height="15" align="left"> 选择图片: 
              <input type="file" name="file1" value=""> <input type="submit" value="上传" name="B1" class="txt " isshowprocessbar="True"></td>
          </tr>
      </form>
        </table>
</body>
</html>