新手提问:js返回false了,怎么页面继续运行??
如下是一个写邮件页面,什么都不添点击 "发送 "后,弹出 "发件人 "不能空,点 "确定 "后,本来应该是把光标放在 "发件人 "着,可他竟然跑到form中指定的action= "sendMail.jsp "这个页面了,大虾求助:
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<%@ page contentType= "text/html; charset=gb2312 " language= "java " import= "java.sql.* " errorPage= " " %>
<!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> 发邮件 </title>
<script language= "javascript ">
function InputCtrl(type)
{
var link=document.getElementById(type);
if(type== "acc ")
{
link.style.display= "none ";
document.getElementById( 'dcc ').style.display= " ";
document.getElementById( 'cc ').style.display= " ";
}
if(type== "dcc ")
{
link.style.display= "none ";
document.getElementById( 'acc ').style.display= " ";
document.getElementById( 'cc ').style.display= "none ";
}
if(type== "abcc ")
{
link.style.display= "none ";
document.getElementById( "dbcc ").style.display= " ";
document.getElementById( "bcc ").style.display= " ";
}
if(type== "dbcc ")
{
link.style.display= "none ";
document.getElementById( "abcc ").style.display= " ";
document.getElementById( "bcc ").style.display= "none ";
}
}
function checkForm()
{
var receiver=form1.tf_receiver.value;
var cc=form1.tf_Cc.value;
var bcc=form1.tf_Bcc.value;
var subject=form1.tf_subject.value;
//var err=document.getElementById( "err ");
if(receiver.length> 0)
{
isEmails(receiver, "tf_recevier ", "收件人电子邮件格式不合法！ ");
}
else
{
alert( "收件人不能空！ ");
//err.innerHtml = "收件人不能空 ";
form1.receiver.focus();
return false;
//keepState();
}
if(cc.length> 0)
{
isEmails(cc, "tf_cc ", "抄送人电子邮件格式不合法！ ");
}
if(bcc.length> 0)
{
isEmails(bcc, "tf_bcc ", "密送人电子邮件格式不合法！ ");
}
return true;
}
function isEmails(str,tab,err)
{
if(str.indexOf( ", ")==-1)
{
if(!isEmail(str))
{
alert(err);
form1.tab.focus();
return false;
}
}
else
{
var flag=0;
var strArray=new Array();
strArray=str.split( ", ");
for(i=0;i <strArray.length;i++)
{
if(!isEmail(strArray[i]))
{
flag++;
}
}
if(flag!=0)
{
alert(err);
form1.tab.focus();
return false;
}
}
}
</script>
</head>
<body>
<form action= "sendMail.jsp " method= "post " name= "form1 " id= "form1 ">
<table width= "780 " border= "0 " cellspacing= "0 " cellpadding= "0 ">
<tr>
<td height= "25 "> <label>
<input name= "send " type= "submit " id= "send " value= "发送 " onClick= "javascript:return checkForm() " />
</label>
<label>
<input name= "save " type= "submit " id= "save " value= "存草稿 " />
<input name= "cancle " type= "submit " id= "cancle " value= "关闭 " />
</label>
<div id= "err "> </div>
</td>
</tr>
</table>
<table width= "780 " border= "0 " cellspacing= "0 " cellpadding= "0 ">
<tr>
<td width= "80 " height= "20 "> </td>
<td> <a id= "acc " href= "# " onClick= "javascript:InputCtrl( 'acc ') "> 添加抄送 </a> <a id= "dcc " href= "# " onClick= "javascript:InputCtrl( 'dcc ') " style= "display:none "> 删除抄送 </a>
|
<a id= "abcc " href= "# " onClick= "javascript:InputCtrl( 'abcc ') "> 添加密送 </a> <a id= "dbcc " href= "# " onClick= "javascript:InputCtrl( 'dbcc ') " style= "display:none "> 删除密送 </a>
</td>
</tr>
</table>
<table width= "780 " border= "0 " cellpadding= "0 " cellspacing= "0 " id= "sender ">
<tr>
<td width= "80 " height= "20 "> 收件人 </td>
<td> <label>
<input name= "tf_receiver " type= "text " id= "tf_receiver " size= "80 " />
</label> </td>
</tr>
</table>
<table width= "780 " border= "0 " cellspacing= "0 " cellpadding= "0 " style= "display:none " id= "cc ">
<tr>
<td width= "80 "> 抄 送 </td>
<td> <label> <input name= "tf_Cc " type= "text " id= "tf_Cc " size= "80 " /> </label> </td>
</tr>
</table>
<table width= "780 " border= "0 " cellspacing= "0 " cellpadding= "0 " style= "display:none " id= "bcc ">
<tr>
<td width= "80 "> 暗 送 </td>
<td> <label> <input name= "tf_Bcc " type= "text " id= "tf_Bcc " size= "80 " /> </label> </td>
</tr>
</table>
<table width= "780 " border= "0 " cellpadding= "0 " cellspacing= "0 " id= "subject ">
<tr>
<td width= "80 " height= "20 "> 主 题 </td>
<td> <label> <input name= "tf_subject " type= "text " id= "tf_subject " size= "80 " /> </label> </td>
</tr>
</table>
<table width= "780 " border= "0 " cellpadding= "0 " cellspacing= "0 " id= "attaches ">
<tr>
<td width= "80 "> 附 件 </td>
<td> <label>
<input name= "attach " type= "file " size= "50 " />
移除附件 <br />
增加附件 </label> </td>
</tr>
</table>
<table width= "780 " border= "0 " cellpadding= "0 " cellspacing= "0 " id= "content ">
<tr>
<td width= "80 " valign= "top "> 正 文 </td>
<td> <label>
<textarea name= "tf_content " cols= "80 " rows= "20 " id= "tf_content "> </textarea>
</label> </td>
</tr>
<tr>
<td> </td>
<td> <label>
<input name= "ck_reply " type= "checkbox " id= "cb_reply " value= "checkbox " />
需要回执
<input name= "ck_alarm " type= "checkbox " id= "ck_alarm " value= "checkbox " />
紧急 </label> </td>
</tr>
</table>
<table width= "780 " border= "0 " cellspacing= "0 " cellpadding= "0 ">
<tr>
<td height= "25 "> <label>
<input name= "send2 " type= "submit " id= "send2 " value= "发送 " onClick= "javascript:return checkForm() "/>
</label>
<label>
<input name= "save2 " type= "submit " id= "save2 " value= "存草稿 " />
<input name= "cancle2 " type= "submit " id= "cancle2 " value= "关闭 " />
</label> </td>
</tr>
</table>
</form>
</body>
</html>
[解决办法]
晕，终于知道你的问题了，form1.receiver.focus();看看你这句，改成
form1.tf_receiver.focus();肯定好了，你太粗心了
