界面的东西

弹出框：response.getWriter().print(
"<script>alert('添加成功');location.href='"
+ request.getContextPath()
+ "/sale.do?o=toList'</script>");

-----------------------------------------------

验证：function doSubmit(o){
if(chanceSource()&&chanceName()&&chanceRate()&&chanceTitle()&&chanceLinkman()&&chanceTel()&&chanceDesc()){
document.forms[0].action="sale.do?o="+o;
document.forms[0].submit();
}
}

function chanceSource(){
var chanceSource=document.getElementById("item.chcSource").value;

var patrn=/^(?:[\u4e00-\u9fa5]*\w*\s*)+$/;
var source=trim(chanceSource);
if(source!=""){
if (!patrn.exec(source))
{
document.getElementById("chanceSource").innerHTML="不能输入特殊字符";
return false;
}
}
document.getElementById("chanceSource").innerHTML="";
return true;
}

function chanceName(){
var chanceName=document.getElementById("item.chcCustName").value;
var name=trim(chanceName);
var patrn=/^(?:[\u4e00-\u9fa5]*\w*\s*)+$/;
if(name!="" ){
if (!patrn.exec(name))
{
document.getElementById("chanceName").innerHTML="*不能输入特殊字符";
return false;
}
}else{

document.getElementById("chanceName").innerHTML="*不能为空";
return false;

}
document.getElementById("chanceName").innerHTML="";
return true;
}

function chanceRate(){
var chanceRate=document.getElementById("item.chcRate");
var patrn=/^[0-9]+$/;

if(chanceRate.value!=""){
if (!patrn.exec(chanceRate.value))
{
document.getElementById("chanceRate").innerHTML="*请输入正整数";
return false;
}
if(chanceRate.value<1||chanceRate.value>100){
document.getElementById("chanceRate").innerHTML="*大于等于1小于等于100";
return false;
}
}else{
document.getElementById("chanceRate").innerHTML="*不能为空";
return false;
}
document.getElementById("chanceRate").innerHTML="";
return true;
}

function chanceTitle(){
var chanceTitle=document.getElementById("item.chcTitle").value;
var patrn=/^(?:[\u4e00-\u9fa5]*\w*\s*)+$/;
var title=trim(chanceTitle);
if(title!=""){
if (!patrn.exec(title))
{
document.getElementById("chanceTitle").innerHTML="*不能输入特殊字符";
return false;
}
}else{
document.getElementById("chanceTitle").innerHTML="*不能为空";
return false;
}
document.getElementById("chanceTitle").innerHTML="";
return true;
}

function chanceLinkman(){
var chanceLinkman=document.getElementById("item.chcLinkman").value;
var patrn=/^(?:[\u4e00-\u9fa5]*\w*\s*)+$/;
var linkman=trim(chanceLinkman);
if(linkman!=""){
if (!patrn.exec(linkman))
{
document.getElementById("chanceLinkman").innerHTML="不能输入特殊字符";
return false;
}
}
document.getElementById("chanceLinkman").innerHTML="";
return true;
}



function chanceTel(){
var tel=document.getElementById("item.chcTel").value;//联系人电话
//验证电话号码(手机或者座机)
if(!checkPhone(tel) && tel.length!=0 && tel!=""&&!checkTel(tel))
{
document.getElementById("chanceTel").innerHTML="电话号码格式不正确";
return false;
}
document.getElementById("chanceTel").innerHTML="";
return true;
}

//验证手机号码是否合法
function checkPhone(value){
var telPhone=new RegExp(/^((\(\d{2,3}\))|(\d{3}\-))?13\d{9}$/); //所有手机号
if(telPhone.test(value)){
return true;
}else{
return false;
}
}
//验证座机是否合法
function checkTel(value){
var tel=new RegExp(/^(0[0-9]{2,3}\-)?([2-9][0-9]{6,7})+(\-[0-9]{1,4})?$/);
if(tel.test(value)){
return true;
}else{
return false;
}
}

function chanceDesc(){
var chanceDesc=document.getElementById("item.chcDesc").value;
var patrn=/^(?:[\u4e00-\u9fa5]*\w*\s*)+$/;
var desc=trim(chanceDesc);
if(desc!=""){
if (!patrn.exec(desc))
{
document.getElementById("chanceDesc").innerHTML="*不能输入特殊字符";
return false;
}
}else{
document.getElementById("chanceDesc").innerHTML="*不能为空";
return false;
}
document.getElementById("chanceDesc").innerHTML="";
return true;
}
//去掉字符串两端的空格
function trim(str)
{
return str.replace(/(^\s*)|(\s*$)/g, "");
}
//设置字符长度
function maxlength(Control,Length)

{
var num = Control.value.length;

if(window.event.keyCode==229)
{
num = Control.value.length;
Control.value=Control.value.substring(0,Length);
}
if(num>Length)
{
Control.value=Control.value.substring(0,Length);
}
return true;
}

function helps(){
alert('抱歉！暂无帮助');
}

--------------------------------------------

===========================================

------鼠标放上去现实多少个字

<%@ taglib uri="http://java.sun.com/jsp/jstl/functions" prefix="fn" %>

<samp title="${saleUp.chcDesc}"> ${fn:substring(saleUp.chcDesc,0,30)}</samp><font color="#ff0101">（如果机会描述多于30个字，请把鼠标放在字上查看更多信息）</font>

============================================================

字符编码转换：String plaTodo = new String(request.getParameter("plane.plaTodo")
.getBytes("ISO-8859-1"), "GBK");

--------------------------------------------

去空格急确定是否删除

：function doStopPlan(chanceId){
if(window.confirm("你确定要终止开发?")){
this.to("sale.do?o=doStop&chanceId="+chanceId)
}
}
//去掉字符串两端的空格
function trim(str)
{
return str.replace(/(^\s*)|(\s*$)/g, "");
}

-----------------------------------------------

<c:if test="${requestScope.list==null}">
<jsp:forward page="pingpang.do?o=findLists"></jsp:forward>

</c:if>