/*---------------------------------------------------------------------------------*
*  String prototype
*---------------------------------------------------------------------------------*/
    //-----------------------------------------------------------------------------
    // ¹®ÀÚÀÇ ÁÂ, ¿ì °ø¹é Á¦°Å
    // @return : String
    //-----------------------------------------------------------------------------
    String.prototype.trim = function() {
       return this.replace(/(^s*)|(s*$)/g, "");
    }
    //-----------------------------------------------------------------------------
    // ¹®ÀÚÀÇ Á °ø¹é Á¦°Å
    // @return : String
    //-----------------------------------------------------------------------------
    String.prototype.ltrim = function() {
        return this.replace(/(^s*)/, "");
    }
    //-----------------------------------------------------------------------------
    // ¹®ÀÚÀÇ ¿ì °ø¹é Á¦°Å
    // @return : String
    //-----------------------------------------------------------------------------
    String.prototype.rtrim = function() {
        return this.replace(/(s*$)/, "");
    }
    //-----------------------------------------------------------------------------
    // str1 ¹®ÀÚ¿­¸¦ str2¹®ÀÚ¿­·Î ġȯÇÑ´Ù.
    // str.replaceAll(¿øº»¹®ÀÚ¿­, ġȯ¹®ÀÚ¿­)
    // @return : String
    //-----------------------------------------------------------------------------
    String.prototype.replaceAll = function(str1, str2) {
        var temp = "";
        if (this.trim() != "" && str1 != str2) {
            temp = this.trim();
            while (temp.indexOf(str1) > -1) {
                temp = temp.replace(str1, str2);
            }
        }
        return temp;
    }
    //-----------------------------------------------------------------------------
    // ¹®ÀÚ¿­ÀÇ byte ±æÀÌ ¹Ýȯ
    // @return : int
    //-----------------------------------------------------------------------------
    String.prototype.byte = function() {
        var cnt = 0;
        for (var i = 0; i < this.length; i++) {
            if (this.charCodeAt(i) > 127)
                cnt += 2;
            else
                cnt++;
        }
        return cnt;
    }
    //-----------------------------------------------------------------------------
    // Á¤¼öÇüÀ¸·Î º¯È¯
    // @return : String
    //-----------------------------------------------------------------------------
    String.prototype.int = function() {
        if(!isNaN(this)) {
            return parseInt(this);
        }
        else {
            return null;
        }
    }
    //-----------------------------------------------------------------------------
    // ¼ýÀÚ¸¸ °¡Á® ¿À±â
    // @return : String
    //-----------------------------------------------------------------------------
    String.prototype.num = function() {
        return this.trim().replace(/[^0-9]/g, "");
    }
    //-----------------------------------------------------------------------------
    // ¼ýÀÚ¸¸ °¡Á® ¿À±â(- ºÎÈ£ Æ÷ÇÔ)
    // @return : String
    //-----------------------------------------------------------------------------
    String.prototype.numSign = function() {
        var sign = "";
        if ( this.charAt(0) == '-' ) sign = "-";
        return sign + this.num();
    }
    //-----------------------------------------------------------------------------
    // ¼ýÀÚ¿¡ 3ÀÚ¸®¸¶´Ù , ¸¦ Âï¾î¼­ ¹Ýȯ
    // @return : String
    //-----------------------------------------------------------------------------
    String.prototype.money = function() {
        var num = this.trim();
        while((/(-?[0-9]+)([0-9]{3})/).test(num)) {
            num = num.replace((/(-?[0-9]+)([0-9]{3})/), "$1,$2");
        }
        return num;
    }
    //-----------------------------------------------------------------------------
    // ¼ýÀÚÀÇ ÀÚ¸®¼ö(cnt)¿¡ ¸Âµµ·Ï ¹Ýȯ
    // @return : String
    //-----------------------------------------------------------------------------
    String.prototype.digits = function(cnt) {
        var digit = "";
        if (this.length < cnt) {
            for(var i = 0; i < cnt - this.length; i++) {
                digit += "0";
            }
        }
        return digit + this;
    }
    //-----------------------------------------------------------------------------
    // " -> &#34; ' -> &#39;·Î ¹Ù²Ù¾î¼­ ¹Ýȯ
    // @return : String
    //-----------------------------------------------------------------------------
    String.prototype.quota = function() {
        return this.replace(/"/g, "&#34;").replace(/'/g, "&#39;");
    }
    //-----------------------------------------------------------------------------
    // ÆÄÀÏ È®ÀåÀÚ¸¸ °¡Á®¿À±â
    // @return : String
    //-----------------------------------------------------------------------------
    String.prototype.ext = function() {
        return (this.indexOf(".") < 0) ? "" : this.substring(this.lastIndexOf(".") + 1, this.length);    
    }
    //-----------------------------------------------------------------------------
    // URL¿¡¼­ ÆĶó¸ÞÅÍ Á¦°ÅÇÑ ¼ø¼öÇÑ url ¾ò±â
    // @return : String
    //-----------------------------------------------------------------------------    
    String.prototype.uri = function() {
        var arr = this.split("?");
        arr = arr[0].split("#");
        return arr[0];    
    }
    //-----------------------------------------------------------------------------
    // URL ¸¸µé±â
    // @return : String
    //-----------------------------------------------------------------------------
	String.prototype.escapeURL = function() {
		return escape(this);
	}
/*---------------------------------------------------------------------------------*
*  °¢Á¾ üũ ÇÔ¼öµé
*---------------------------------------------------------------------------------*/
    //-----------------------------------------------------------------------------
    // ÃÖ¼Ò ÃÖ´ë ±æÀÌÀÎÁö °ËÁõ
    // str.isLength(min [,max])
    // @return : boolean
    //-----------------------------------------------------------------------------
    String.prototype.isLength = function() {
        var min = arguments[0];
        var max = arguments[1] ? arguments[1] : null;
        var success = true;
        if(this.length < min) {
            success = false;
        }
        if(max && this.length > max) {
            success = false;
        }
        return success;
    }
    //-----------------------------------------------------------------------------
    // ÃÖ¼Ò ÃÖ´ë ¹ÙÀÌÆ®ÀÎÁö °ËÁõ
    // str.isByteLength(min [,max])
    // @return : boolean
    //-----------------------------------------------------------------------------
    String.prototype.isByteLength = function() {
        var min = arguments[0];
        var max = arguments[1] ? arguments[1] : null;
        var success = true;
        if(this.byte() < min) {
            success = false;
        }
        if(max && this.byte() > max) {
            success = false;
        }
        return success;
    }
    //-----------------------------------------------------------------------------
    // °ø¹éÀ̳ª ³ÎÀÎÁö È®ÀÎ
    // @return : boolean
    //-----------------------------------------------------------------------------
    String.prototype.isBlank = function() {
        var str = this.trim();
        for(var i = 0; i < str.length; i++) {
            if ((str.charAt(i) != "t") && (str.charAt(i) != "n") && (str.charAt(i)!="r")) {
                return false;
            }
        }
        return true;
    }
    //-----------------------------------------------------------------------------
    // ¼ýÀÚ·Î ±¸¼ºµÇ¾î ÀÖ´ÂÁö ÇÐÀÎ
    // arguments[0] : Çã¿ëÇÒ ¹®ÀÚ¼Â
    // @return : boolean
    //-----------------------------------------------------------------------------
    String.prototype.isNum = function() {
        return (/^[0-9]+$/).test(this.remove(arguments[0])) ? true : false;
    }
    //-----------------------------------------------------------------------------
    // ¿µ¾î¸¸ Çã¿ë - arguments[0] : Ãß°¡ Çã¿ëÇÒ ¹®ÀÚµé
    // @return : boolean
    //-----------------------------------------------------------------------------
    String.prototype.isEng = function() {
        return (/^[a-zA-Z]+$/).test(this.remove(arguments[0])) ? true : false;
    }
    //-----------------------------------------------------------------------------
    // ¼ýÀÚ¿Í ¿µ¾î¸¸ Çã¿ë - arguments[0] : Ãß°¡ Çã¿ëÇÒ ¹®ÀÚµé
    // @return : boolean
    //-----------------------------------------------------------------------------
    String.prototype.isEngNum = function() {
        return (/^[0-9a-zA-Z]+$/).test(this.remove(arguments[0])) ? true : false;
    }
    //-----------------------------------------------------------------------------
    // ¼ýÀÚ¿Í ¿µ¾î¸¸ Çã¿ë - arguments[0] : Ãß°¡ Çã¿ëÇÒ ¹®ÀÚµé
    // @return : boolean
    //-----------------------------------------------------------------------------
    String.prototype.isNumEng = function() {
        return this.isEngNum(arguments[0]);
    }
    //-----------------------------------------------------------------------------
    // ¾ÆÀ̵ð üũ ¿µ¾î¿Í ¼ýÀÚ¸¸ üũ ù±ÛÀÚ´Â ¿µ¾î·Î ½ÃÀÛ - arguments[0] : Ãß°¡ Çã¿ëÇÒ ¹®ÀÚµé
    // @return : boolean
    //-----------------------------------------------------------------------------
    String.prototype.isUserid = function() {
        return (/^[a-zA-Z]{1}[0-9a-zA-Z]+$/).test(this.remove(arguments[0])) ? true : false;
    }
    //-----------------------------------------------------------------------------
    // ÇÑ±Û Ã¼Å© - arguments[0] : Ãß°¡ Çã¿ëÇÒ ¹®ÀÚµé
    // @return : boolean
    //-----------------------------------------------------------------------------
    String.prototype.isKor = function() {
        return (/^[°¡-ÆR]+$/).test(this.remove(arguments[0])) ? true : false;
    }
    //-----------------------------------------------------------------------------
    // ÁֹιøÈ£ üũ - arguments[0] : ÁֹιøÈ£ ±¸ºÐÀÚ
    // XXXXXX-XXXXXXX
    // @return : boolean
    //-----------------------------------------------------------------------------
    String.prototype.isJumin = function() {
        var arg = arguments[0] ? arguments[0] : "";
        var jumin = eval("this.match(/[0-9]{2}[01]{1}[0-9]{1}[0123]{1}[0-9]{1}" + arg + "[1234]{1}[0-9]{6}$/)");
        if(jumin == null) {
            return false;
        }
        else {
            jumin = jumin.toString().num().toString();
        }
        // »ý³â¿ùÀÏ Ã¼Å©
        var birthYY = (parseInt(jumin.charAt(6)) == (1 ||2)) ? "19" : "20";
        birthYY += jumin.substr(0, 2);
        var birthMM = jumin.substr(2, 2) - 1;
        var birthDD = jumin.substr(4, 2);
        var birthDay = new Date(birthYY, birthMM, birthDD);
        if(birthDay.getYear() % 100 != jumin.substr(0,2) || birthDay.getMonth() != birthMM || birthDay.getDate() != birthDD) {
            return false;
        }
        var sum = 0;
        var num = [2, 3, 4, 5, 6, 7, 8, 9, 2, 3, 4, 5]
        var last = parseInt(jumin.charAt(12));
        for(var i = 0; i < 12; i++) {
            sum += parseInt(jumin.charAt(i)) * num[i];
        }
        return ((11 - sum % 11) % 10 == last) ? true : false;
    }
    //-----------------------------------------------------------------------------
    // ¿Ü±¹ÀÎ µî·Ï¹øÈ£ üũ - arguments[0] : µî·Ï¹øÈ£ ±¸ºÐÀÚ
    // XXXXXX-XXXXXXX
    // @return : boolean
    //-----------------------------------------------------------------------------
    String.prototype.isForeign = function() {
        var arg = arguments[0] ? arguments[0] : "";
        var jumin = eval("this.match(/[0-9]{2}[01]{1}[0-9]{1}[0123]{1}[0-9]{1}" + arg + "[5678]{1}[0-9]{1}[02468]{1}[0-9]{2}[6789]{1}[0-9]{1}$/)");
        if(jumin == null) {
            return false;
        }
        else {
            jumin = jumin.toString().num().toString();
        }
        // »ý³â¿ùÀÏ Ã¼Å©
        var birthYY = (parseInt(jumin.charAt(6)) == (5 || 6)) ? "19" : "20";
        birthYY += jumin.substr(0, 2);
        var birthMM = jumin.substr(2, 2) - 1;
        var birthDD = jumin.substr(4, 2);
        var birthDay = new Date(birthYY, birthMM, birthDD);
        if(birthDay.getYear() % 100 != jumin.substr(0,2) || birthDay.getMonth() != birthMM || birthDay.getDate() != birthDD) {
            return false;
        }
        if((parseInt(jumin.charAt(7)) * 10 + parseInt(jumin.charAt(8))) % 2 != 0) {
            return false;
        }
        var sum = 0;
        var num = [2, 3, 4, 5, 6, 7, 8, 9, 2, 3, 4, 5]
        var last = parseInt(jumin.charAt(12));
        for(var i = 0; i < 12; i++) {
            sum += parseInt(jumin.charAt(i)) * num[i];
        }
        return (((11 - sum % 11) % 10) + 2 == last) ? true : false;
    }    
    //-----------------------------------------------------------------------------
    // »ç¾÷ÀÚ¹øÈ£ üũ - arguments[0] : µî·Ï¹øÈ£ ±¸ºÐÀÚ
    // XX-XXX-XXXXX
    // @return : boolean
    //-----------------------------------------------------------------------------
    String.prototype.isBiznum = function() {
        var arg = arguments[0] ? arguments[0] : "";
        var biznum = eval("this.match(/[0-9]{3}" + arg + "[0-9]{2}" + arg + "[0-9]{5}$/)");
        if(biznum == null) {
            return false;
        }
        else {
            biznum = biznum.toString().num().toString();
        }
        var sum = parseInt(biznum.charAt(0));
        var num = [0, 3, 7, 1, 3, 7, 1, 3];
        for(var i = 1; i < 8; i++) sum += (parseInt(biznum.charAt(i)) * num[i]) % 10;
        sum += Math.floor(parseInt(parseInt(biznum.charAt(8))) * 5 / 10);
        sum += (parseInt(biznum.charAt(8)) * 5) % 10 + parseInt(biznum.charAt(9));
        return (sum % 10 == 0) ? true : false;
    }
    //-----------------------------------------------------------------------------
    // ¹ýÀÎ µî·Ï¹øÈ£ üũ - arguments[0] : µî·Ï¹øÈ£ ±¸ºÐÀÚ
    // XXXXXX-XXXXXXX
    // @return : boolean
    //-----------------------------------------------------------------------------
    String.prototype.isCorpnum = function() {
        var arg = arguments[0] ? arguments[0] : "";
        var corpnum = eval("this.match(/[0-9]{6}" + arg + "[0-9]{7}$/)");
        if(corpnum == null) {
            return false;
        }
        else {
            corpnum = corpnum.toString().num().toString();
        }
        var sum = 0;
        var num = [1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2]
        var last = parseInt(corpnum.charAt(12));
        for(var i = 0; i < 12; i++) {
            sum += parseInt(corpnum.charAt(i)) * num[i];
        }
        return ((10 - sum % 10) % 10 == last) ? true : false;
    }
    //-----------------------------------------------------------------------------
    // ÀüÈ­¹øÈ£ üũ - arguments[0] : ÀüÈ­¹øÈ£ ±¸ºÐÀÚ
    // @return : boolean
    //-----------------------------------------------------------------------------
    String.prototype.isPhone = function() {
        var arg = arguments[0] ? arguments[0] : "";
        return eval("(/(02|0[3-9]{1}[0-9]{1})" + arg + "[1-9]{1}[0-9]{2,3}" + arg + "[0-9]{4}$/).test(this)");
    }
    //-----------------------------------------------------------------------------
    // ÇÚµåÆù¹øÈ£ üũ - arguments[0] : ÇÚµåÆù ±¸ºÐÀÚ
    // @return : boolean
    //-----------------------------------------------------------------------------
    String.prototype.isMobile = function() {
        var arg = arguments[0] ? arguments[0] : "";
        return eval("(/01[016789]" + arg + "[1-9]{1}[0-9]{2,3}" + arg + "[0-9]{4}$/).test(this)");
    }
    //-----------------------------------------------------------------------------
    // À̸ÞÀÏÀÇ À¯È¿¼ºÀ» üũ
    // @return : boolean
    //-----------------------------------------------------------------------------
    String.prototype.isEmail = function() {
        //return (/w+([-+.]w+)*@w+([-.]w+)*.[a-zA-Z]{2,4}$/).test(this.trim());
        return (/[a-zA-Z0-9._%+-]+@(?:[a-zA-Z0-9-]+\.)+[a-zA-Z]{2,4}$/).test(this.trim());
    }
    //-----------------------------------------------------------------------------
    // Á¤±Ô½Ä¿¡ ¾²À̴ Ư¼ö¹®ÀÚ¸¦ ã¾Æ¼­ À̽ºÄÉÀÌÇÁ ÇÑ´Ù.
    // @return : String
    //-----------------------------------------------------------------------------
    String.prototype.meta = function() {
        var str = this;
        var pattern = /([$()*+.[]?\^{}|]{1})/;
        var result = ""
        for(var i = 0; i < str.length; i++) {
            if((/([$()*+.[]?\^{}|]{1})/).test(str.charAt(i))) {
                 result += str.charAt(i).replace((/([$()*+.[]?\^{}|]{1})/), "\$1");
            }
            else {
                result += str.charAt(i);
            }
        }
        return result;
    }
    //-----------------------------------------------------------------------------
    // Á¤±Ô½Ä¿¡ ¾²À̴ Ư¼ö¹®ÀÚ¸¦ ã¾Æ¼­ À̽ºÄÉÀÌÇÁ ÇÑ´Ù.
    // @return : String
    //-----------------------------------------------------------------------------
    String.prototype.remove = function(pattern) {
        return (pattern == null) ? this : eval("this.replace(/[" + pattern.meta() + "]/g, \"\")");
    }