实现下拉框特别效果功能代码,PHP代码库,德仔网

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【PHP】实现下拉框特别效果功能
作者:Dezai.CN / 发布于2012/12/6/ 540
<? session_start();
if ($_SESSION['Company']==''){
 //exit;
}

$path = dirname(__FILE__);
require_once($path.'/../../Module/Factory.php');

$Factory = new Factory();
$BLL_News = $Factory->FactoryNews();
$NewsClass = new NewsClass();
try {
 $NewsClass->UpId='0';
 $NewsClassList = $BLL_News->ScanNewsClass($NewsClass); 
}
catch (Exception $Err){
 echo $Err->getMessage() ;
}
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title></title>
<link href="news.css" rel="stylesheet" type="text/css" />
</head>

<body>
<center>
<h1>新闻发布</h1>
<hr>
<form method="POST" action="CreateNewsOk.php">
<table>
 <tr>
  <td align="right">新闻标题：</td>
  <td align="left"><input type="text" name="Title" size="40"></td>
 </tr>
 <tr>
  <td align="right">副标题：</td>
  <td align="left"><input type="text" name="SubTitle" id="SubTitle" size="40"></td>
 </tr>
 <tr>
  <td align="right">新闻类别：</td>
  <td align="left"><select name="Class" style="width:200px">
   <?
           if (count($NewsClassList)!=0) {
            
            foreach ($NewsClassList as $NewsClass)
            {
             $SubNewsClass = new NewsClass();
             $SubNewsClass->UpId = $NewsClass->ID;
             $SubNewsClassList = $BLL_News->ScanNewsClass($SubNewsClass);
             if($SubNewsClassList!=0)
             {
              echo '<optgroup label="'.$NewsClass->Title.'->'.'"></optgroup>';
              foreach ($SubNewsClassList as $SubNewsClass)
              {
               echo '<option value='.$SubNewsClass->ID.'>->'.$SubNewsClass->Title.'</option>';
              }
             }
            }
           }
   ?>
  </select></td>
 </tr>
 <tr>
  <td align="right">作者：</td>
  <td align="left"><input type="text" name="Author" size="40"></td>
 </tr>
 <tr>
  <td align="right">新闻来源：</td>
  <td align="left"><input type="text" name="Source" size="40"></td>
 </tr>
 <tr>
  <td align="right">图片地址：</td>
  <td align="left"><input type="text" name="Pictures" size="40"></td>
 </tr>
 <tr>
  <td align="right">简介：</td>
  <td align="left"><textarea name="Intro" cols="100" rows="10"></textarea></td>
 </tr>
 <tr>
  <td>新闻内容：</td>
  <td colspan="2"align="center"><textarea name="Content" cols="100" rows="30"></textarea></td>
 </tr>
 <tr>
  <td colspan="2" align="right">
   <input type="submit" value="发布新闻" onclick="return Check()">
      <input type="reset" value="重置">
  </td>
 </tr>
</table>
</form>
<h3><a href="ListNews.php">返回新闻列表</h3>
</center>
</body>
</html>
<script language="javascript">
function Check()
{
 if(document.getElementById('Title').value=='') {
  alert('新闻标题不能为空！');
  document.getElementById('Title').focus();
  return false;
 }

 if(document.getElementById('Class').value=='') {
  alert('新闻类别不能为空！');
  document.getElementById('Class').focus();
  return false;
 }

 if(document.getElementById('Author').value=='') {
  alert('作者不能为空！');
  document.getElementById('Author').focus();
  return false;
 }

 if(document.getElementById('Source').value=='') {
  alert('新闻来源不能为空！');
  document.getElementById('Source').focus();
  return false;
 }

 if(document.getElementById('Content').value=='')  {
  alert('新闻内容不能为空！');
  document.getElementById('Content').focus();
  return false;
 }
}
</script>
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