/**
 * EUC-KR
 * °øÅë Æûüũ ¶óÀ̺귯¸®
 * required="value">, required="radio">
 * option="hangul">, option="phone">, option="email">
 * regexp="pattern">
 */

function validate(form) {
	var regNum = /^[0-9]+$/;
	var regPhone = /^[0-9]{2,3}-[0-9]{3,4}-[0-9]{3,4}$/;
	var regMail = /^[_a-zA-Z0-9-]+@[\._a-zA-Z0-9-]+\.[a-zA-Z]+$/;
	var regDomain = /^[\.a-zA-Z0-9-]+\.[a-zA-Z]+$/;
	var regAlpha = /^[a-zA-Z]+$/;
	var regHost = /^[a-zA-Z-]+$/;
	var regHangul = /[°¡-Èþ]/;
	var regHangulOnly = /^[°¡-Èþ ]*$/;
	var customRegexp;

	for (i = 0; i < form.elements.length; i++ ) {
		var currEl = form.elements[i];

		if (currEl.getAttribute("required") != null && ! currEl.disabled) {
			if (currEl.getAttribute("required") == "radio") {
				if (! isCheckedRadio(currEl)) {
					return do_error(currEl, "radio");
				}
			} else {
				if (currEl.value == "") {
					return do_error(currEl);
				}
			}
		}

		if (currEl.getAttribute("option") != null && currEl.value != "") {
			if (currEl.getAttribute("option") == "email" && ! regMail.test(currEl.value)) {
				return do_error(currEl, "mail");
			}
			if (currEl.getAttribute("option") == "phone" && ! regPhone.test(currEl.value)) {
				return do_error(currEl, "phone");
			}
			if (currEl.getAttribute("option") == "hangul" && ! regHangul.test(currEl.value)) {
				return do_error(currEl, "hangul");
			}
			if (currEl.getAttribute("option") == "number" && ! regNum.test(currEl.value)) {
				return do_error(currEl, "number");
			}
			if (currEl.getAttribute("option") == "id" && ! checkId(currEl.value)) {
				return do_error(currEl, "id");
			}
		}

		if (currEl.getAttribute("regexp") != null && currEl.getAttribute("required") != "notrequired") {
			customRegexp = eval("/" + currEl.getAttribute("regexp") + "/");
			if (! customRegexp.test(currEl.value)) {
				return do_error(currEl, "regexp");
			}
		}
	}

	return true;
}

function do_error(el, type) {
	name = (el.getAttribute("label")) ? el.getAttribute("label") : el.getAttribute("name");
	switch (type) {
		case "mail":
			alert(name + "ÀÇ Çü½ÄÀÌ ¿Ã¹Ù¸£Áö ¾Ê½À´Ï´Ù");
			break;
		case "phone":
			alert(name + "ÀÇ Çü½ÄÀÌ ¿Ã¹Ù¸£Áö ¾Ê½À´Ï´Ù");
			break;
		case "hangul":
			alert(name + " Ç׸ñ¿¡ ÇѱÛÀÌ Æ÷ÇԵǾîÀÖÁö ¾Ê½À´Ï´Ù");
			break;
		case "number":
			alert(name + " Ç׸ñ¿¡´Â ¼ýÀÚ¸¸ ÀÔ·ÂÇØ¾ß ÇÕ´Ï´Ù.");
			break;
		case "id":
			alert("3~16ÀÚ¸®ÀÇ ¿µ¹®ÀÚ, ¼ýÀÚ¸¸À¸·Î ÀÔ·ÂÇØÁֽʽÿÀ.");
			break;
		case "regexp":
			var ment = (el.getAttribute("ment")) ? el.getAttribute("ment") : "";
			var message = name + "ÀÇ Çü½ÄÀÌ ¿Ã¹Ù¸£Áö ¾Ê½À´Ï´Ù.";
			if (ment) message += "\n" + ment;
			alert(message);
			break;
		case "radio":
			alert(name + " Áß Çϳª¸¦ ¼±ÅÃÇØ¾ß ÇÕ´Ï´Ù.");
			break;
		default:
			alert(name + " Ç׸ñÀ»  ÀÔ·ÂÇØÁֽʽÿÀ.");
			break;
	}

	el.focus();
	return false;
}

function checkId(str){

	for(var i = 0 ; i < str.length ; i++)
	{
		if(!((str.charCodeAt(i) >= 65 && str.charCodeAt(i) <= 90) ||
			(str.charCodeAt(i) >= 97 && str.charCodeAt(i) <= 122) ||
			(str.charCodeAt(i) >= 48 && str.charCodeAt(i) <= 57)))
		{
			return false;
		}
	}

	return true;
}

function isCheckedRadio(radio) {
	var radios = eval("radio.form." + radio.name);
	var index = 0;
	for (index; index < radios.length; index++) {
		if (radios[index].checked) {
			return true;
		}
	}
	return false;
}

function checked_it(name,value) {
	var el = document.all.tags("input");
	for (i = 0 ; i < el.length; i++) {
		if (el[i].name == name && el[i].value == value) {
			el[i].checked = true;
		}
	}
}

function selected_it(name,value) {
	var el = document.all.tags("select");
	for (i = 0; i < el.length; i++) {
		if (el[i].name == name) {
			if (el[i].size > 1 && el[i].getAttribute("MULTIPLE") != null ) {
				for (k=0; k < value.length; k++) {
					alert(value[k]);
					for (j = 0; j < el[i].options.length; j++ ) {
						if (el[i].options[j].value == value[k]) el[i].selectedIndex[++x] = j;
					}
				}
			} else {
				for (j = 0; j < el[i].options.length; j++ ) {
					if (el[i].options[j].value == value) el[i].selectedIndex = j;
				}
			}
		}
	}
}

function enabled_it(name) {
	var arr = new Array("input", "select", "textarea");
	for(k=0; k<arr.length; k++) {
		var el = document.all.tags(arr[k]);
		for (i = 0 ; i < el.length; i++) {
			if (el[i].name == name) {
				el[i].disabled = false;
			}
		}
	}
}

function disabled_it(name) {
	var arr = new Array("input", "select", "textarea");
	for(k=0; k<arr.length; k++) {
		var el = document.all.tags(arr[k]);

		for (i = 0 ; i < el.length; i++) {
			if (el[i].name == name) {
				el[i].disabled = true;
			}
		}
	}
}

function isEmpty(str) {
	if (null == str) {
		return true;
	}
	var temp = trim(str);
	if (0 == str.length) {
		return true;
	}
	return false;
}

function submitIfValidated(form) {
	if (validate(form)) {
		form.submit();
	}
}

//checkbox

function hasCheckedBox(frm)	{
	var cnt = 0;

	for(var i=0, num = frm.length ;i<num ; i++)	{
		if(frm[i].type == "checkbox" && frm[i].checked)
			cnt++;
	}

	if(cnt == 0)	{
		alert("¼±ÅÃÇÑ Ç׸ñÀÌ ¾ø½À´Ï´Ù.");
		return false;
	}	else	{
		return true;
	}
}


//°øÅë ¸ðµâÀ» ¹þ¾î³­ Àӽà ÁֹιøÈ£ üũÇÔ¼ö
//Temporaray Check Function

function checkReliabilityOfJuminNumber(str1, str2) {

	var aObjMultiliers1= new Array(2, 3, 4, 5, 6, 7);
	var aObjMultiliers2= new Array(8, 9, 2, 3, 4, 5);
	var sum=0, sum1=0, sum2=0;
	var sLength1, sLength2;

	sLength1=str1.length;
	sLength2=str2.length;

	if(sLength1<6 || sLength2<7) return false;

	for(i=0 ; i<6; i++) {
		sum1+=parseInt(str1.charAt(i), 10)*aObjMultiliers1[i];
		sum2+=parseInt(str2.charAt(i), 10)*aObjMultiliers2[i];
	}
	sum=sum1+sum2;
	var checker=(11-(sum%11))%10;

	if(checker==parseInt(str2.charAt(6), 10)) return true;
	else return false;
}




/**
* string String::cut(int len)
* ±ÛÀÚ¸¦ ¾Õ¿¡¼­ºÎÅÍ ¿øÇÏ´Â ¹ÙÀÌÆ®¸¸Å­ Àß¶ó ¸®ÅÏÇÕ´Ï´Ù.
* ÇѱÛÀÇ °æ¿ì 2¹ÙÀÌÆ®·Î °è»êÇϸç, ±ÛÀÚ Áß°£¿¡¼­ À߸®Áö ¾Ê½À´Ï´Ù.
*/
function cut_string_byte(str,len) {

    var l = 0;
    for (var i=0; i<str.length; i++) {
        l += (str.charCodeAt(i) > 128) ? 2 : 1;
        if (l > len) return str.substring(0,i) + "...";
    }
    return str;
}

function cut_string(str, len, dot, printoption)
{
	var strlen = str.length;
	var retstr;
	if (strlen < len)
	{
		if (printoption)
		{
				document.write(str);
				return;
		}
		else
		{
			return str;
		}
	}
	else
	{
		var templen = 0;
		var orglen = len;
		for(var i=0;i<len;i++)
		{
			if(str.charCodeAt(i)>128 )
			{
				templen++;
			}
			else
			{
				if(templen < orglen-2)
				{
					len = len + 0.5;
				}
			}
		}

		retstr = str.substring(0, len);

		if (dot)
		{
			retstr += "..";
		}

		if (printoption)
		{
				document.write(retstr);
				return;
		}
		else
		{
			return retstr;
		}
	}

}