/***********

 *时间辅助类

 ***********/

 var DateHelper = {

     //得到两个时间的差值（天数）

     DateDiff: function (startDate, endDate) {

         var strSeparator = "-"; //日期分隔符

         var oDate1;

         var oDate2;

         var iDays;

         oDate1 = startDate.split(strSeparator);

         oDate2 = endDate.split(strSeparator);

         var strDateS = new Date(oDate1[0], oDate1[1] - 1, oDate1[2]);

         var strDateE = new Date(oDate2[0], oDate2[1] - 1, oDate2[2]);

         iDays = parseInt(Math.abs(strDateS - strDateE) / 1000 / 60 / 60 / 24)//把相差的毫秒数转换为天数

         return iDays;

     },

     //比较时间大小

     DateCompare: function (startDate, endDate) {

         var result = false;

         if (new Date(endDate) > new Date(startDate)) {

             result = true;

         }

         return result;

     }

 };

 /***********

 *常用验证类

 ***********/

 var Validator = {

     // 中文

     isChinese: function (s) {

         var p = /^[\u4e00-\u9fa5]+$/;

         return this.test(s, p);

     },

     // 英文

     isEnglish: function (s) {

         var p = /^[A-Za-z]+$/;

         return this.test(s, p);

     },

     // 邮箱

     isEmail: function (s) {

         var p = /^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/;

         return this.test(s, p);

     },

     // 手机号码

     isMobile: function (s) {

         return this.test(s, /(\d{11})|^((\d{7,8})|(\d{4}|\d{3})-(\d{7,8})|(\d{4}|\d{3})-(\d{3,8})-(\d{4}|\d{3}|\d{2}|\d{1})|(\d{7,8})-(\d{4}|\d{3}|\d{2}|\d{1}))$/);

     },

     // 电话号码

     isPhone: function (s) {

         return this.test(s, /^[0-9]{3,4}\-[0-9]{7,8}$/);

     },

     // 邮编

     isPostCode: function (s) {

         return this.test(s, /^[1-9][0-9]{5}$/);

     },

     // 数字

     isNumber: function (s, d) {

         return !isNaN(s.nodeType == 1 ? s.value : s) && (!d || !this.test(s, '^-?[0-9]*\\.[0-9]*$'));

     },

     // 判断是否为空

     isEmpty: function (s) {

         return jQuery.isEmptyObject(s) || (s == "" ? true : false);

     },

     //判断是否是图片

     isImage: function (s) {

         return this.test(s, /\.(gif|jpg|jpeg|png|GIF|JPG|PNG)$/);

     },

     // 正则匹配

     test: function (s, p) {

         s = s.nodeType == 1 ? s.value : s;

         return new RegExp(p).test(s);

     }

 };

 //去除字符串头尾空格或指定字符

 String.prototype.Trim = function (c) {

     if (c == null || c == "") {

         var str = this.replace(/^s*/, '');

         var rg = /s/;

         var i = str.length;

         while (rg.test(str.charAt(--i)));

         return str.slice(0, i + 1);

     }

     else {

         var rg = new RegExp("^" + c + "*");

         var str = this.replace(rg, '');

         rg = new RegExp(c);

         var i = str.length;

         while (rg.test(str.charAt(--i)));

         return str.slice(0, i + 1);

     }

 }

 //去除字符串头部空格或指定字符

 String.prototype.TrimStart = function (c) {

     if (c == null || c == "") {

         var str = this.replace(/^s*/, '');

         return str;

     }

     else {

         var rg = new RegExp("^" + c + "*");

         var str = this.replace(rg, '');

         return str;

     }

 }

 //去除字符串尾部空格或指定字符

 String.prototype.trimEnd = function (c) {

     if (c == null || c == "") {

         var str = this;

         var rg = /s/;

         var i = str.length;

         while (rg.test(str.charAt(--i)));

         return str.slice(0, i + 1);

     }

     else {

         var str = this;

         var rg = new RegExp(c);

         var i = str.length;

         while (rg.test(str.charAt(--i)));

         return str.slice(0, i + 1);

     }

 }

//修改字符长度，超过者以...代替

String.prototype.FixedLenth = function (lenth, ext) {

    var str = this;

    if (length == null || length == "") {

        length = 10;

    }

    if (ext == null || ext == "") {

        ext = "..";

    }

    if (str.length > length) {

        str = str.substring(0, 10) + ext;

    }

    return str;

}