info_user_main.asp

一个ASP做的购物车

<SCRIPT LANGUAGE="JavaScript">
function checkspace(checkstr) {
  var str = '';
  for(i = 0; i < checkstr.length; i++) {
    str = str + ' ';
  }
  return (str == checkstr);
}

  function checkuu()
{
    if(checkspace(document.userlogin.username.value)) {
	document.userlogin.username.focus();
    alert("用户名不能为空！");
	return false;
  }
    if(checkspace(document.userlogin.userpassword.value)) {
	document.userlogin.userpassword.focus();
    alert("密码不能为空！");
	return false;
  }
	
  }
</script> 
<table width=178 border=0 align=center cellpadding=0 cellspacing=0>
  <tr> 
    <td height=41 > 
      <div align=center> 
        <%if request.cookies("cnhww")("username")="" then%>
        <table width="95%" border="0" cellspacing="1" cellpadding="1" align="center">
          <form name="userlogin" method="post" action="checklogin.asp">
            <tr> 
              <td align="center" height="22"><font color="#999999">顾客您好，购买商品请先登录</font></td>
            </tr>
            <tr> 
              <td align="center">用户名： 
                <input type="text" name="username" style="BORDER-RIGHT: #ffffff 0px groove; BORDER-TOP: #ffffff 0px groove; BORDER-LEFT: #ffffff 0px groove; COLOR: #333333; BORDER-BOTTOM: #3333331px groove; HEIGHT: 18px; BACKGROUND-COLOR: #ffffff"; size="10" maxlength="10">
              </td>
            </tr>
            <tr> 
              <td align="center">密　码： 
                <input type="password" name="userpassword" size="10" maxlength="10" style="BORDER-RIGHT: #ffffff 0px groove; BORDER-TOP: #ffffff 0px groove; BORDER-LEFT: #ffffff 0px groove; COLOR: #333333; BORDER-BOTTOM: #3333331px groove; HEIGHT: 18px; BACKGROUND-COLOR: #ffffff"; >
              </td>
            </tr>
            <tr> 
              <td align="center" height="38"> 
                <input name="imageField" type="image" src="images/login_bt_login.gif" width="47" height="36" border="0" onFocus="this.blur()">
                <a href="reg.asp"><img src="images/login_bt_zc.gif" width="47" height="38" border="0"></a> 
                <a href="javascript:;" onClick="javascript:window.open('getpwd.asp','','width=350,height=200');"> 
                <img src="images/login_bt_wm.gif" width="47" height="40" border="0"></a> 
              </td>
            </tr>
          </form>
        </table>
        <%end if%>
      </div>
    </td>
  </tr>
</table>