function CheckForm()
{
   if(document.formuser.UsernameGet.value=="")
   { alert("用户名不能为空！");
     return (false);
   }

   if(document.formuser.PasswordGet.value=="")
   { alert("密码不能为空！");
     return (false);
   }

}

document.write(" <table width='768' border='0' cellspacing='0' cellpadding='0' align='center' bgcolor='#ffffff'>");
document.write(" <tr> ");
document.write(" <td height='75' width='190'> ");
document.write(" <div align='center'><img src='../img/logoindex.jpg' width='144' height='54'></div>");
document.write("     </td>");
document.write("     <td height='75' width='490'> ");


document.write("     <object classid='clsid:D27CDB6E-AE6D-11cf-96B8-444553540000' codebase='http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=5,0,0,0' width='510' height='65'>");
document.write("     <param name=movie value='../ads/top/banner.swf'>");
document.write("     <param name=quality value=high>");
document.write("     <embed src='../ads/top/banner.swf' quality=high pluginspage='http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash' type='application/x-shockwave-flash' width='510' height='65'></embed> ");
document.write("     </object>");


//document.write("     <img src='../include/top.jpg' width='510' height='65'>");


document.write("     </td>");
document.write("     <td height='75' width='88'> ");
document.write("       <div align='center'><a href='mailto:cpjxt@sohu.com'  target='_blank'>免费广告</a><br>");
document.write("         <a  href='#' onClick=javascript:window.external.addFavorite('http://www.itxf.com.cn','IT先锋网')>添加收藏</a><br>");
document.write("         <a href='mailto:cpjxt@sohu.com'  target='_blank'>友情连接</a></div>");
document.write("     </td>");
document.write("     </tr>");
document.write("     <tr> ");
document.write("     <td colspan='3' height='28'> ");
document.write("       <table width=768 border=0 cellpadding=0 cellspacing=0>");
document.write("         <tr> ");
document.write("           <td width='768' height='28' background='../img/index_02.jpg'> ");
document.write("             <div align='center'><a href='../website/index.asp'>首页</a> | <a href='../cash/cash.asp'>产品试用</a> | <a href='../freedownload/freedownload_list.asp'>代码光盘</a> | <a href='../company/clist.asp'>IT企业库</a> | <a href='../NewsTec/' >IT知识库</a> | <a href='../news/technologyarticle_more.asp?Assort_id=19'>专家博客</a> |");
document.write("               <a href='../technology/index.asp'>企业服务</a> | 媒体杂志 | <a href='../member/index.asp'>会员中心</a> </div>");
document.write("           </td>");
document.write("         </tr>");
document.write("        <tr> ");
document.write("           <td height='30' background='../img/index_03.jpg'> ");
document.write("             <table width='100%' border='0' cellspacing='0' cellpadding='0'>");
document.write("               <tr> ");
document.write("                 <td width='90'> ");
document.write("                   <div align='center'>会员注册</div>");
document.write("                 </td>");
document.write("                 <td valign='middle' width='65'> ");
document.write("                   <div align='center'>用户名： </div>");
document.write("                 </td>");
document.write("                <form method='post' action='../login/Login_Check.asp' name='formuser'  onsubmit='return CheckForm();'> ");
document.write("                 <td valign='middle' width='80'> ");
document.write("                   <input type='text' name='UsernameGet' size='10' maxlength='20' class='box1'>");
document.write("                 </td>");
document.write("                 <td valign='middle' width='55'> ");
document.write("                   <div align='center'>密 码：</div>");
document.write("                 </td>");
document.write("                 <td valign='middle' width='80'> ");
document.write("                   <input type='password' name='PasswordGet' size='10' maxlength='20' class='box1'>");
document.write("                 </td>");
document.write("                 <td valign='middle' width='130'> ");
document.write("                   <input type='submit' name='Submit' value='提交'>");
document.write("                   <a href='../register/Cregister.asp?user_type=02'>注册</a> <a href='../login/login.asp'>登录</a></td>");
document.write("                 </form>");

document.write("                 <form   name='formnews' method='post' action='../check/Check_top.asp'  target='_blank'> ");
document.write("                 <td width='258'> ");
document.write("                   <input type='text' name='titlenews' size='18' maxlength='6' class='box1'>");
document.write("                   <select name='selecttype'>");
document.write("                     <option value='0' >互联网</option>");
document.write("                     <option value='1' selected>先锋资讯</option>");
document.write("                     <option value='2' >先锋下载</option>");
document.write("                   </select>");
document.write("                   <input type='submit' name='Submit' value='检索'>");
document.write("                 </td>");
document.write("                   </form>");

document.write("               </tr>");
document.write("             </table>");
document.write("           </td>");
document.write("         </tr>");
document.write("       </table>");
document.write("     </td>");
document.write("     </tr>");
document.write("     <tr> ");
document.write("     <td colspan='3' height='3'></td>");
document.write("     </tr>");
document.write("     </table>");
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