//添加cookie
function addCookie(objName,objValue,objMinutes)
{
var str = objName + "=" + escape(objValue);
if(objMinutes > 0)
{ //为0时不设定过期时间，浏览器关闭时cookie自动消失
var date = new Date();
var ms = objMinutes*60*1000;
date.setTime(date.getTime() + ms);
str += "; expires=" + date.toGMTString();
}
document.cookie = str;
}
//获取指定名称的cookie的值
function getCookie(objName)
{
var arrStr = document.cookie.split("; ");
for(var i = 0;i < arrStr.length;i ++)
{
var temp = arrStr[i].split("=");
if(temp[0] == objName) return unescape(temp[1]);
}
return "";
}
//删除指定名称的cookie
function delCookie(name)
{
var date = new Date();
date.setTime(date.getTime() - 10000);
document.cookie = name + "=a; expires=" + date.toGMTString();
}
//设为首页
function home(name,url)
{
name.style.behavior='url(#default#homepage)';
name.setHomePage(url);
}
//浏览器检查
var Browser= {
isMozilla: (typeof document.implementation != 'undefined') && (typeof document.implementation.createDocument != 'undefined') && (typeof HTMLDocument != 'undefined'),
isIE: window.ActiveXObject ? true : false,
isFirefox: (navigator.userAgent.toLowerCase().indexOf("firefox") != -1),
isSafari: (navigator.userAgent.toLowerCase().indexOf("safari") != -1),
isOpera: (navigator.userAgent.toLowerCase().indexOf("opera") != -1)
}
//字符检测
var Utils = {
htmlEncode: function(text) {
return text.replace(/&/g, '&').replace(/"/g, '"').replace(//g, '>');
},
trim: function(text) {
if (typeof (text) == "string") {
return text.replace(/^\s*|\s*$/g, "");
}
else {
return text;
}
},
isEmpty: function(val) {
switch (typeof (val)) {
case 'string':
return Utils.trim(val).length == 0 ? true : false;
break;
case 'number':
return val == 0;
break;
case 'object':
return val == null;
break;
case 'array':
return val.length == 0;
break;
default:
return true;
}
},
isNumber: function(val) {
var reg = /^[\d|\.|,]+$/;
return reg.test(val);
},
isInt: function(val) {
if (val == "") {
return false;
}
var reg = /\D+/;
return !reg.test(val);
},
isMoney: function(val) {
var reg = /^[-]*[\d|\.|,]+$/;
return reg.test(val);
},
isEmail: function(email) {
var reg1 = /^([a-zA-Z0-9_-|.])+@([a-zA-Z0-9_-])+((\.[a-zA-Z0-9_-]{2,3}){1,2})$/;
return reg1.test(email);
},
isTel: function(tel) {
var reg = /^[\d|\-|\s|\_]+$/; //只允许使用数字-空格等
return reg.test(tel);
},
fixEvent: function(e) {
var evt = (typeof e == "undefined") ? window.event : e;
return evt;
},
srcElement: function(e) {
if (typeof e == "undefined") e = window.event;
var src = document.all ? e.srcElement : e.target;
return src;
},
isTime: function(val) {
var reg = /^\d{4}-\d{2}-\d{2}\s\d{2}:\d{2}$/;
return reg.test(val);
},
isDate: function(val) {
var reg = /^\d{4}-\d{1,2}-\d{1,2}$/;
return reg.test(val);
},
find: function(id) {
return window.document.getElementById(id);
},
name: function(n) {
return window.document.getElementsByName(n);
},
tagName: function(n) {
return window.document.getElementsByTagName(n);
},
reg: function(v, r) {
var re = r;
if (!re.test(v)) {
return false;
}
return true;
}
}
///插入flash
function DisplayFlash(url, width, height, parameter) {
document.write(' ');
}
//时间比较：DateOne>DateTwo返回True 否则返回False
function CompareDate(DateOne, DateTwo) {
var OneMonth = DateOne.substring(5, DateOne.lastIndexOf("-"))
var OneDay = DateOne.substring(DateOne.length, DateOne.lastIndexOf("-") + 1)
var OneYear = DateOne.substring(0, DateOne.indexOf("-"))
var TwoMonth = DateTwo.substring(5, DateTwo.lastIndexOf("-"))
var TwoDay = DateTwo.substring(DateTwo.length, DateTwo.lastIndexOf("-") + 1)
var TwoYear = DateTwo.substring(0, DateTwo.indexOf("-"))
if (Date.parse(OneMonth + " / " + OneDay + " / " + OneYear) > Date.parse(TwoMonth + "/" + TwoDay + "/" + TwoYear)) {
return true;
}
else {
return false;
}
}
//是否开启Cookies
function CookieEnable() {
var result = false;
if (navigator.cookiesEnabled)
return true;
document.cookie = "testcookie=yes;";
var cookieSet = document.cookie;
if (cookieSet.indexOf("testcookie=yes") > -1)
result = true;
document.cookie = "";
return result;
}
//if (!CookieEnable()) {
// alert("对不起，您的浏览器的Cookie功能被禁用，请开启");
//}
//图片缩放
function LoadImage(obj, wid, heig) {
var virtualImageObj = document.createElement("img");
virtualImageObj.src = obj.src;
if (wid < virtualImageObj.width || heig < virtualImageObj.height) {
if (virtualImageObj.width / virtualImageObj.height > wid / heig) {
w = wid;
h = (virtualImageObj.height / virtualImageObj.width) * wid;
obj.style.marginTop = (heig - h) / 2 + "px";
obj.style.marginLeft = "0px";
}
else {
h = heig;
w = (virtualImageObj.width / virtualImageObj.height) * heig;
obj.style.marginLeft = (wid - w) / 2 + "px";
obj.style.marginTop = "0px";
}
obj.height = h;
obj.width = w;
}
else {
obj.style.marginTop = (heig - virtualImageObj.height) / 2 + "px";
obj.style.marginLeft = (wid - virtualImageObj.width) / 2 + "px";
obj.height = virtualImageObj.height;
obj.width = virtualImageObj.width;
}
}
//字符串长度
function getStringLength(data) {
var i, sum;
sum = 0;
for (i = 0; i < data.length; i++) {
if ((data.charCodeAt(i) >= 0) && (data.charCodeAt(i) <= 255))
sum = sum + 1;
else
sum = sum + 2;
}
return sum;
}
//加载数据
function Loading(id, title) {
document.getElementById(id).innerHTML = "
正在加载" + title + ",请稍候．．．