uploadpic.jsp

简单实现的商品购物系统

<%@ page contentType="text/html; charset=GBK" %>


<jsp:include flush="true" page="main/head.jsp"/>
<script type="">
function my(p)
{
  document.myimage.src=p;
}

//检验输入的数据是不是ASCII
function asctest(str){
   var i,s
   for (i=0;i<str.length;i++)
   {
	   s=str.charCodeAt(i)
		 if (s>255||s<0)
		   {
                        return 0
			 break
		   }
    }
	return 1
}



 function check()
  {
    var file=myform.myfile.value;
     if(file=="")
     {
       alert("请选择你的近照");
       return false;
     }
  var ii=file.lastIndexOf('\\');
  var jj=file.lastIndexOf('.');
  var photo=file.substring(ii+1,jj);//得到图片名称
 // alert(photo);
  var kk=asctest(photo);
 //   alert(kk);
  if(kk==0)
  {
     alert("文件名不能有中文");
     return false;
  }
  }
</script>
<style type="text/css">
<!--
.style1 {font-size: 24px}
.style2 {color: #FFFFFF}
.style3 {font-size: 18px}
.style5 {font-size: 16; color: #FF0000; }
-->
</style>

<center>

<form  name="myform" action="upload.jsp" method="post"  onsubmit="return check()" enctype="multipart/form-data">
<table width="50%" height="360" border="1" align="center" cellspacing="0" bordercolor="#0099CC">
  <tr>
  <td height="45" bgcolor="#0099CC"><div align="center" class="style1 style2"><strong>上传近照</strong></div></td>
  </tr>
  <tr>
    <td height="155"><div align="center">
      <table width="80%"  border="0">
        <tr>
          <td width="49%">
              <div align="left"></div>              <table width="69%" height="184"  border="1" align="center" cellspacing="8">
                  <tr>
                    <td><div align="center"><span class="style1"><img src="upload/no.gif"  align="middle" width="119" height="151" name="myimage" alt="你上传的相片"></span></div></td>
                  </tr>
            </table>
              <div align="center"></div></td><td width="51%" valign="top"><p align="center" class="style3"><img src="image/announce.gif" width="25" height="19">上传要求:</p>
            <p class="style5"><img src="image/D_1.gif" width="13" height="13"> 图片文件名不能为中文</p>
            <p class="style5"><img src="image/D_1.gif" width="13" height="13"> 图片大小不能大小200kb</p>
            <p class="style5"><img src="image/D_1.gif" width="13" height="13"> 图片宽为:119像素,高为151像素</p></td>
        </tr>
      </table>

          <p>&nbsp;</p>
          <p>
            <input type="file" name="myfile" size="40" onChange="my(this.value)">
            <input type="submit" name="Submit" value="上传">
</p>
          <p>&nbsp;          </p>
    </div></td>
    </tr>
</table>
</form>



<%@ include file="main/tail.jsp"%>