function checkform(Forms){
     if(Forms.username.value==''){
	    alert("请输入用户名");
		Forms.username.focus();
		return false;
	 }
	 if(Forms.password.value==''){
	    alert("请输入用户名");
		Forms.username.focus();
		return false;
	 }
    xajax_processScaLogin(Forms.username.value,Forms.password.value);
	return false;
  }
       document.write('<table width="94%" border="0" align="center" cellpadding="0" cellspacing="0">');
       document.write('<form method="post" name="form1" id="form1" onsubmit="return checkform(this);"><input type="hidden" name="PHPSESSID" value="f496ec327a4d988be98e3f8136dca30b" /> <tr>');
       document.write(' <td height="20" align="center">账&nbsp;&nbsp;号：');
       document.write(' <label><input name="username" type="text" size="10" />');
       document.write(' </label></td> </tr><tr>');
       document.write(' <td height="20" align="center">密&nbsp;&nbsp;码：');
       document.write(' <input name="password" type="password" size="10" /></td></tr>');
       document.write(' <tr><td height="30" align="center"><label>');
       document.write(' <input type="submit" name="Submit2" value="登陆" /> &nbsp;');
       document.write(' <input type="button" name="Submit22" value="还没注册 " onclick=\'javascript:window.location.href="http://www.hbjcw.com/html/reg/shopreg_index.html";\'/>');
       document.write(' </label></td>');
       document.write('</tr></form></table>');