//------------------------------------------------辅助------------------------------------------------
/**
* 打log,调试时,设置isDebug为true.
*/
var isDebug = false;
function log(message){
if (isDebug) {
if (!log.window_ || log.window_.closed) {
var win = window.open("JavaScriptDebug", null, "width=400,height=200," +
"scrollbars=yes,resizable=yes,status=no," +
"location=no,menubar=no,toolbar=no");
if (!win)
return;
var doc = win.document;
doc.write("JavaScript Debug Log" +
"");
doc.close();
log.window_ = win;
}
var logLine = log.window_.document.createElement("div");
var now = new Date();
message = "[" + now.getHours() + ":" + now.getMinutes() + ":" + now.getSeconds() + "]:" + message;
logLine.appendChild(log.window_.document.createTextNode(message));
log.window_.document.body.appendChild(logLine);
}
}
/**
* 弹出新窗口
* @param {Object} url
* @param {Object} winTitle
* @param {Object} winParams
*/
function openWindow(url, winTitle, winParams) {
winName = window.open(url, winTitle, winParams);
winName.focus();
}
/**
* 设置cookie
* @param {Object} name
* @param {Object} value
* @param {Object} path
* @param {Object} expires
* @param {Object} domain
* @param {Object} secure
*/
function setCookie(name,value,path,expires,domain,secure) {
document.cookie = name + "=" + escape (value) +
((expires) ? "; expires=" + expires.toGMTString() : "") +
((path) ? "; path=" + path : "") +
((domain) ? "; domain=" + domain : "") + ((secure) ? "; secure" : "");
}
/**
* 取得cookie
* @param {Object} name
*/
function getCookie(name) {
var prefix = name + "="
var start = document.cookie.indexOf(prefix)
if (start==-1) {
return null;
}
var end = document.cookie.indexOf(";", start+prefix.length)
if (end==-1) {
end=document.cookie.length;
}
var value=document.cookie.substring(start+prefix.length, end)
return unescape(value);
}
/**
* 删除cookie
* @param {Object} name
* @param {Object} path
* @param {Object} domain
*/
function deleteCookie(name,path,domain) {
if (getCookie(name)) {
document.cookie = name + "=" +
((path) ? "; path=" + path : "") +
((domain) ? "; domain=" + domain : "") +
"; expires=Thu, 01-Jan-70 00:00:01 GMT";
}
}
/**
* 获取事件
*/
function getEvent(){
if(document.all) return window.event;
func=getEvent.caller;
while(func!=null){
var arg0=func.arguments[0];
if(arg0){
if((arg0.constructor==Event || arg0.constructor ==MouseEvent)
|| (typeof(arg0)=="object" && arg0.preventDefault && arg0.stopPropagation)){
return arg0;
}
}
func=func.caller;
}
return null;
}
/**
* 提交Ajax请求
* example: callAjax({url:url,paras:parameters,async:false,cbMethod:callBackMethod});
* attribute name must matching.
*/
function callAjax(obj){
new Ajax.Request(
obj.url,
{
method : obj.method||'post',
onSuccess : obj.cbMethod,
parameters : obj.paras||'',
asynchronous : obj.async!=false ,
onFailure: function(){
alert('Something went wrong...');
}
}
);
}
/**
* 提交表单。
*/
function submitForm(form) {
if (isUndefined(form.onsubmit)) {
form.submit();
}
if(form.onsubmit() != false) {
form.submit();
}
}
/**
* 判断是IE还是Firefox浏览器
**/
function isIE(){
if (document.all)
return true;
return false;
}
/**
* 判断ie或者firefox.取span的text值
**/
function ieOrFirefoxValid(obj){
if (isIE())
return obj.innerText;
else
return obj.textContent;
}
/**
* 处理IE和Firefox event 事件的兼容性
* 使在Firefox中能像在IE中一样使用 event 事件
**/
if (window.Event) {
try {
window.constructor.prototype.__defineGetter__("event", function(){
var o = arguments.callee.caller;
var e;
while (o != null) {
e = o.arguments[0];
if (e && (e.constructor == Event || e.constructor == MouseEvent))
return e;
o = o.caller;
}
return null;
});
}
catch (e) {
}
}
//------------------------------------------------Dom操作------------------------------------------------
/**
* 改变一个dom对象的class
* @param {Object} obj
* @param {Object} newStyle
*/
function swapClass(obj, newStyle) {
obj.className = newStyle;
}
/**
* 将所有名字为name的Dom，disable属性设置为disabledV。
* @param {Object} form
* @param {Object} name
* @param {Object} disabledV
*/
function setDisableGroupElsByName(form,name,disabledV) {
var els=form.elements;
for(var i=0;i127) {
return true;
}
}
return false;
}
/**
* 去掉首尾空格。
* @param {Object} str
*/
function trim(str) {
if (str != null) {
var i;
for (i=0; i=0; i--) {
if (str.charAt(i)!=" ") {
str=str.substring(0,i+1);
break;
}
}
if (str.charAt(0)==" ") {
return "";
} else {
return str;
}
}
}
/**
* 判断str是不是数字。
* @param {Object} digStr
* @param {Object} fCanEmpty
*/
function isDigit(digStr, fCanEmpty) {
if (fCanEmpty == null || fCanEmpty==undefined) fCanEmpty = true;
if (fCanEmpty == true && digStr.length == 0) return true;
if (digStr.length > 0 && digStr.charAt(0) == '-') {
digStr = digStr.substr(1);
}
var result = digStr.match(/[^0-9]/g);
if (result || !digStr) return false;
return true;
}
/**
* 判断val是不是空。
*/
function isNull(val) {
return val==null;
}
/**
* 判断Object是不是数组类型
*/
function isArray(obj){
return (typeof(obj.length)=="undefined")?false:true;
}
/**
* 判断Object是不是undefined类型
*/
function isUndefined(object) {
return typeof object == "undefined";
}
/**
* 返回byte长度
*/
function getStringLengthByBytes(str) {
return str.replace(/[^\x00-\xFF]/g, '**').length;
}
/**
* 按照byte长度从左开始截
*/
function leftStringByBytes(str, len) {
value = trim(str);
var valueLength = getStringLengthByBytes(value);
if (valueLength < len || len < 0) {
return value;
}
intLength = 0;
var rtnString = "";
for(n=0; (n < valueLength && intLength < len); n++) {
var c=value.charCodeAt(n);
rtnString += value.charAt(n);
if (c<128) {
intLength += 1;
} else {
intLength += 2;
}
}
return rtnString;
}
/**
* 英文数字或者字母，不包含标点符号。
*/
function isEngDigit(c) {
if ( (c >= 0x30 && c <= 0x39) || (c >= 0x41 && c <= 0x5a) || (c >= 0x61 && c<= 0x7a)) {
return true
} else {
return false;
}
}
//------------------------------------------------select------------------------------------------------
/**
* 判断obj是否包含option子元素
*/
function hasOptions(obj) {
return (obj!=null && typeof(obj.options)!="undefined" && obj.options!=null);
}
/**
* select中的value是否被选中
* @param {Object} select
* @param {Object} value
*/
function isContainedValueInSelect(select, value) {
var len=select.length;
var rtnResult = false;
for(var i=0;i=0;i--)
{
if(obj.options[i].selected)
{
obj.remove(i);
}
}
}
/**
* 选择select中所有的option
*/
function optionSelectAll(obj)
{
var len=obj.length;
for(var i=0;i
*/
function optionDelete(obj) {
var ev = getEvent();
if (ev.keyCode == 46) {
optionRemoveChildNodes(obj);
obj.focus();
}
}
/**
* 把一个select的option剪切到另一个select
*/
function optionMoveAll(source, target) {
optionSelectAll(source);
optionCopy(source, target);
optionRemoveChildNodes(source);
}
/**
* 把一个select中选择的option剪切到另一个select
*/
function optionMove(source, target) {
optionCopy(source, target);
optionRemoveChildNodes(source);
}
/**
* 复制已经被选择了的option
*/
function optionCopy(source, target) {
if (!hasOptions(source)) {
return false;
}
var options = new Object();
if (hasOptions(target)) {
for (var i=0; i (b.text+"")) { return 1; }
return 0;
}
);
for (var i=0; i=o.length || j<0 || j>=o.length) { return false; }
var i_selected = o[i].selected;
var j_selected = o[j].selected;
var temp = new Option(o[i].text, o[i].value, o[i].defaultSelected, o[i].selected);
var temp2= new Option(o[j].text, o[j].value, o[j].defaultSelected, o[j].selected);
o[i] = temp2;
o[j] = temp;
o[i].selected = j_selected;
o[j].selected = i_selected;
return true;
}
/**
* 把选中的option移动到select的头部
*/
function moveOptionTop(obj) {
if (!hasOptions(obj)) { return false; }
var isAllatTop = false;
moveOptionUp(obj);
while(!isAllatTop) {
isAllatTop = true;
for (i=0; i0 && !obj.options[i-1].selected) {
isAllatTop = false;
moveOptionTop(obj);
}
}
}
}
}
/**
* 把选中的option移动到select的底部
*/
function moveOptionBottom(obj) {
if (!hasOptions(obj)) { return false; }
var isAllatBottom = false;
moveOptionDown(obj);
while(!isAllatBottom) {
isAllatBottom = true;
for (i=0; i0 && !obj.options[i-1].selected) {
swapOptions(obj,i,i-1);
obj.options[i-1].selected = true;
}
}
}
return true;
}
/**
* 把选中的option向下移动
*/
function moveOptionDown(obj) {
if (!hasOptions(obj)) { return false; }
for (i=obj.options.length-1; i>=0; i--) {
if (obj.options[i].selected) {
if (i != (obj.options.length-1) && ! obj.options[i+1].selected) {
swapOptions(obj,i,i+1);
obj.options[i+1].selected = true;
}
}
}
return true;
}
//------------------------------------------------表单验证------------------------------------------------
/**
* 检查邮箱格式. null will return true.
*/
function checkEmail(elm) {
var emailStr;
if (elm.value == null) { //it's just a variable
elm = trim(elm);
emailStr = elm;
} else { //it's a control
elm.value = trim(elm.value);
emailStr = elm.value;
}
if (emailStr.length == 0) {
return true;
}
var emailPat=/^(.+)@(.+)$/;
var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]";
var validChars="\[^\\s" + specialChars + "\]";
var quotedUser="(\"[^\"]*\")";
var ipDomainPat=/^(\d{1,3})[.](\d{1,3})[.](\d{1,3})[.](\d{1,3})$/;
var atom=validChars + '+';
var word="(" + atom + "|" + quotedUser + ")";
var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
var domainPat=new RegExp("^" + atom + "(\\." + atom + ")*$");
var matchArray=emailStr.match(emailPat);
if (matchArray == null) {
return false;
}
var user=matchArray[1];
var domain=matchArray[2];
if (user.match(userPat) == null) {
return false;
}
var IPArray = domain.match(ipDomainPat);
if (IPArray != null) {
for (var i = 1; i <= 4; i++) {
if (IPArray[i] > 255) {
return false;
}
}
return true;
}
var domainArray=domain.match(domainPat);
if (domainArray == null) {
return false;
}
var atomPat=new RegExp(atom,"g");
var domArr=domain.match(atomPat);
var len=domArr.length;
if ((domArr[domArr.length-1].length < 2) ||
(domArr[domArr.length-1].length > 3)) {
return false;
}
if (len < 2) {
return false;
}
return true;
}
/**
* 检查IP地址
*/
function checkIPStr(ipAddress, canEmpty) {
if (canEmpty == null) canEmpty = true;
if (canEmpty == true && trim(ipAddress)<=0) return true;
ipPartten = /^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$/;
ipText = ipAddress;
if (ipPartten.test(ipText)) {
var values = ipText.split(".");
for (var i = 0; i < values.length; i++) {
var chkee = new Number(values[i]);
if(i==0){
if (chkee <= 0 || chkee > 255) {
return false;
}
} else {
if (chkee < 0 || chkee > 255) {
return false;
}
}
}
return true;
}
return false;
}
/**
* 检查URL地址是否合法
* @param {Object} strUrl
*/
function checkValidUrl(strUrl) {
var RegexUrl = /(http|https):\/\/(\w+:{0,1}\w*@)?(\S+)(:[0-9]+)?(\/|\/([\w#!:.?+=&%@!\-\/]))?/
return RegexUrl.test(strUrl.toLowerCase());
}
/**
* 检查FTP地址是否合法
*/
function checkValidFtpUrl(strFtpUrl) {
var RegexUrl = /(ftp):\/\/(\w+:{0,1}\w*@)?(\S+)(:[0-9]+)?(\/|\/([\w#!:.?+=&%@!\-\/]))?/
return RegexUrl.test(strFtpUrl.toLowerCase());
}
/**
* 检查文件名是否为制定格式，extension可以为单个，也可以是array
* @param {Object} fileName
* @param {Object} extension
*/
function checkExtensionOfFileName(fileName,extension){
if(fileName==null || fileName==undefined || fileName ==""){
return false;
}
if(extension==null || extension==undefined || extension ==""){
return true;
}
var ext =fileName.substring(fileName.lastIndexOf(".")+1);
ext = ext.toLowerCase();
//check extension is array
if(extension.length==undefined){
return ext==extension.toLowerCase();
} else {
var len = extension.length;
for(var i =0;i 128) sel.options[sel.length-1].selected = true;
if(event.keyCode==13){
var inputCity = sel.options[sel.length-1].text;
var promptSign;
sel.options[sel.length-1] = new Option("","",false,true);
for(var i = 0; i < sel.length-1; i++){
if(sel.options[i].text.indexOf(inputCity)>-1){
sel.options[i].selected = true;
promptSign = 1;
doQuery(document.forms[0]);
break;
}
}
if(promptSign != 1) //如果输入的值在下拉框中没有,则下拉框中显示请选择
sel.options[0].selected = true;
event.returnValue = false;
}else if(event.keyCode==8){
var s = sel.options[sel.length-1].text;
sel.options[sel.length-1].text = s.substr(0,s.length-1);
event.returnValue = false;
}
}
/**
* 直接搜索城市但不提交
*/
function catch_keydown_notsubmit(sel){
if(event.keyCode > 128) sel.options[sel.length-1].selected = true;
if(event.keyCode==13 || event.keyCode == 32){ //按了空格或者回车键
var inputCity = sel.options[sel.length-1].text;
var promptSign;
sel.options[sel.length-1] = new Option("","",false,true);
for(var i = 0; i < sel.length-1; i++){
if(sel.options[i].text.indexOf(inputCity)>-1){
sel.options[i].selected = true;
promptSign = 1;
break;
}
}
if(promptSign != 1) //如果输入的值在下拉框中没有,则下拉框中显示请选择
sel.options[0].selected = true;
event.returnValue = false;
}else if(event.keyCode==8){
var s = sel.options[sel.length-1].text;
sel.options[sel.length-1].text = s.substr(0,s.length-1);
event.returnValue = false;
}
}
/**
* undefine
*/
function catch_press(sel){
sel.options[sel.length-1].text = sel.options[sel.length-1].text + String.fromCharCode(event.keyCode);
event.returnValue = false;
}