/**
 * Window Open <br>
 * Window¼Ó¼º - È­¸é°¡¿îµ¥ À§Ä¡ Çϸç scrollbar = yes, resizable=yes, status=yes, toolbar=no, menubar=no
 * @param url  windowÀÇ URL
 * @param name  WindowÀÇ ¸í
 * @param widht windowÆø (Çȼ¿)
 * @param height window³ôÀÌ (Çȼ¿)
 * @return window object
 */
function openWindow(url, name, width, height) {
	var top    =  screen.height / 2 - height / 2 - 50;
	var left   =  screen.width / 2 - width / 2 ;
	var win = open(url, name, 'width='+width+',height='+height+',top='+top+',left='+left+',resizable=yes,status=yes,toolbar=no,menubar=no,scrollbars=yes');
	win.focus();    
    //return win;
}



/**
 * Bubble sort function due to Javascript's sort() method of the Array 
 * class's bug.
 *  And, this function uses bubble sort algorithm for the simplicity.
 *  
 * @param array the array to sort
 * @param comfunc the comparator function
 */
function sortArray(array, cmpfunc) {
	var i,j;

	for (i = array.length - 1; i >= 0; i--) {
		for (j = 0; j < i; j++) {
			var cond;
	       
			if (cmpfunc == null )
				cond = (array[j] > array[j+1]);
			else
				cond = cmpfunc(array[j], array[j+1]);     

			if (cond) {
				// swap the elements
				temp = array[j];
				array[j] = array[j+1];
				array[j+1] = temp;
			}
		}
	}
	
}



/**
 * Make the specified value selected in the selection object
 *
 * @param selectObject the object to modify the selected value
 * @param value the value to be selected
 * @return true : success changed, false : no data found
 */
function setSelectedIndexByValue(selectObject, value) {
	if (selectObject == null)	
		return false;
		
	for (var i = 0; i < selectObject.options.length; i++) {
		if (selectObject.options[i].value == value) {
			selectObject.selectedIndex = i;
			return true;
		}
	}

	return false
}



/**
 * Returns the selected value from the selection object
 * @param selectObject the selection object
 */
function getSelectedValue(select) {
	if (select == null)
		return null;

	return select.options[select.selectedIndex].value;
}



/**
 * Selection Object¿¡¼­ ValueÀÇ Index Return 
 * @param select the selection object
 * @param value °ª 
 * @return Index of value, -1 if there were no value in Selection Object.
 */

function getIndexByValue(select, value) {
	if (select == null)
		return;

	for (var i = 0; i < select.options.length; i++) {
		if (select.options[i].value == value)
		return i;
	}

	return -1;  // not found.
}

/**
 * Selection Object¿¡ Option array Ãß°¡ 
 * @param select the selection object
 * @param option the option array
 */
function addOptionToSelect(select, option) {

	//@@ ÇöÀç ÀÛ¾÷Áß Àß ¾ÈµÇ´Â ±º¿ä. ÁÁÀº ¹æ¹ý ¾øÀ»±î¿ä? sybaek.2000.1.3
	select.options[select.options.length] = option;
}


/**
 * Selection Object¿¡¼­ Value¸¦ °¡Áö´Â optionÁ¦°Å 
 * @param selectObject the Selection Object
 * @param value Option value to remove
 * @return true : success changed, false : no data found 
 */
function removeOptionByValue(selectObject, value) {
	if (selectObject == null)  
		return false;

	var index = getIndexByValue(selectObject, value);
	var srcC = 0, destC = 0;  

	if (index == -1) return false; // not found
	// else value was found, shift all elemenets which are after index    

	while (srcC < selectObject.options.length) {
		selectObject.options[destC] = selectObject.options[srcC];
		
    	if (srcC == index) destC--;      
    	 
		srcC++;
		destC++;
	}  

	selectObject.options.length -= 1;     
	return true;
}



/**
 * ³¯Â¥ µ¥ÀÌÅ͸¦ SettingÇÑ´Ù. printDateSelect()¿Í ÇÔ²² »ç¿ë 
 * @param select select Object ex) document.frm.p_date
 */
function mergeDateSelect(select) {
	var sYear = eval('document.' + select.form.name + '.' + select.name + '_year');
	var sMonth = eval('document.' + select.form.name + '.' + select.name + '_month');
	var sDate = eval('document.' + select.form.name + '.' + select.name + '_date');
	
	select.value = sYear.options[sYear.selectedIndex].value;
	select.value += sMonth.options[sMonth.selectedIndex].value;
	select.value += sDate.options[sDate.selectedIndex].value;
}

  

/**
 * ³â + ¿ù + ÀÏ <select>..</select> Tag »Ñ¸®±â 
 * @param selectName <select name='<--¿¡ µé¾î°¥ Name 
 */
function printDateSelect(selectName) {
	document.writeln("<input type='hidden' name='" + selectName + "'>");

	var yearSelectName = selectName + '_year';
	var monthSelectName	= selectName + '_month';
	var dateSelectName = selectName + '_date';

	document.writeln(makeYearSelect(yearSelectName) + '³â ' 
		+ makeMonthSelect(monthSelectName) +'¿ù '
		+ makeDateSelect(dateSelectName) +'ÀÏ');
}



/**
 * ³â + ¿ù <select>..</select> Tag »Ñ¸®±â 
 */
function printYearToMonthSelect(yearSelectName, monthSelectName) {
	document.writeln(makeYearSelect(yearSelectName) + '³â ' 
	+ makeMonthSelect(monthSelectName) +'¿ù');
}



/**
 * ³âµµ <select>..</select> Tag ¸¸µé±â
 */
function makeYearSelect(yearSelectName) {
	var html = "";
	var now = new Date();
	if (yearSelectName != null) {    
		html = '<select name="' + yearSelectName + '">';    
	
		for (var i = now.getFullYear() - 5; i <= now.getFullYear() + 5; i++) {
			html    += '<option value="' + i + '"' 
			+ ((now.getFullYear() == i) ? ' selected' : '') 
			+ '>' + i + '</option>\n';
		}        
	
		html += '</select>';       
	
		return html;
	} else {
		alert('³âµµ Çʵå¸íÀÌ ºüÁ³½À´Ï´Ù.\n¼Ò½º¸¦ È®ÀÎÇϽʽÿÀ.');
	} 
	
	return '';    
}



/**
 * ¿ù(month) <select>..</select> Tag ¸¸µé±â
 */
function makeMonthSelect(monthSelectName) {
	var html = "";
	var now = new Date();    
	if (monthSelectName != null) {
		html = '<select name=' + monthSelectName + '>';

		for (var i = 1; i <= 12; i++)
			html    +=  '<option value="' + (( i < 10 ) ? '0' + i : i) + '"' 
			+   (( now.getMonth() + 1 == i ) ? ' selected' : '') 
			+   '>' + i + '</option>\n';
			
		html += '</select>';

		return html;
	} else {
		alert('¿ù(month)ÀÔ·Â Çʵå¸íÀÌ ºüÁ³½À´Ï´Ù.\n¼Ò½º¸¦ È®ÀÎÇϽʽÿÀ.');
	} 

	return '';    
}



/**
 * ÀÏ(date) <select>..</select> Tag ¸¸µé±â
 */
function makeDateSelect(dateSelectName) {
	var html = "";
	var now = new Date();    
	
	if (dateSelectName != null) {
		html = '<select name=' + dateSelectName + '>';
		
		for (var i = 1; i <= 31; i++)
			html    +=  '<option value="' + (( i < 10 ) ? '0' + i : i) + '"' 
			+   ((now.getDate() == i) ? ' selected' : '') 
			+   '>' + i + '</option>';
	
		html += '</select>';       
	
		return html;
	} else {
		alert('ÀÏ(date)ÀÔ·Â Çʵå¸íÀÌ ºüÁ³½À´Ï´Ù.\n¼Ò½º¸¦ È®ÀÎÇϽʽÿÀ.');
	} 
	
	return '';    
}



/**
 * ÆûÀÇ Ã¹¹ø° ÀÎDz ÅؽºÆ® Çʵ忡 Æ÷Ä¿½º¸¦ ÁÖ´Â ÇÔ¼ö.
 * @param form the FORM Object 
 */
function setFocusToFirstTextField(form) {
	if (typeof form == 'undefined') return;  // if form is invalid, just return.
	
	var count = form.elements.length;
	
	for (var i = 0; i < count; i++) {
		if (form.elements[i].type == "text" || form.elements[i].type == "password") {
			form.elements[i].focus();
			return;
		}
	}
}



/*
 * ASCII °ª¸¸ ÀÔ·ÂÇϵµ·Ï üũÇÏ´Â ·çƾ ¿µ¿ª
 */
var nonASCIIChar = /(([^\x20-\x7A])+)/g;    // ASCII Character°¡ ¾Æ´Ñ ¹®ÀÚ ¸ðµÎ. ÇѱÛ, °ø¹é, ÄÁÆ®·Ñ, 128ÀÌ»ó ¹®ÀÚ ¸ðµÎ



/**
 * ASCII °ª ÀÌ¿ÜÀÇ °ªÀ» Æ÷ÇÔÇÏ°í ÀÖ´ÂÁö¸¦ °Ë»çÇÏ´Â ÇÔ¼ö
 * @return true ASCII °ª ÀÌ¿ÜÀÇ °ªÀ» Æ÷ÇÔ
 *      false ASCII  °ª¸¸ Æ÷ÇÔ
 */ 
function containsNonASCII(check) {
	if (check.type != "text" && check.type != "password" && check.type != "hidden") {
	  // Input typeÁß text, password, hidden type¸¸ ¿µ¾î ÀÌ¿ÜÀÇ ÀÔ·ÂÀÌ ÀÖ´ÂÁö¸¦ checkÇÑ´Ù.
	  /*
		alert( 'CheckÇÒ ´ë»óÀº Input ÄÁÆ®·Ñ·Î text, password, hidden type¸¸ °¡´ÉÇÕ´Ï´Ù.\n' +
	   '¼Ò½º¸¦ È®ÀÎÇØ ÁÖ¼¼¿ä.' );
	  */
		return false;
	}
	
	if (check.value.search(nonASCIIChar) != -1) {
		return true;
	}
	
	return false;
}



/**
 * Displays the input files of form on a dialog box
 * 
 * @param form the form object to inspect
 * @return true | false  confirm()
 */
function displayForm(form) {
	if (typeof form != 'object' || typeof form.elements == 'undefined') {
		alert('FormÀÌ ¾Æ´Ñ °ªÀÌ ³Ñ¾î ¿Ô½À´Ï´Ù.');
		return;
	}
  
	var formContent = "";  // form content string
	formContent += "Form attributes...\n";
	formContent += "name: " + form.name + ", action: " + form.action + '\n';
	formContent += 'target: ' + form.target + ', method: ' + form.method + ', encoding: ' + form.encoding + '\n';
	formContent += "Elements count: " + form.elements.length + '\n';
	formContent += '---------- Element attributes ----------------------\n';
	
	for (var i = 0; i < form.elements.length; i++) {
		if (typeof form.elements[i] == 'undefined') {
			alert('Odd element is occurred.');
			return;
		}
		
		with (form.elements[i]) {
			formContent += '[' + i + ']: ';
			
			if (typeof name == 'undefined' || typeof type == 'undefined' || typeof value == 'undefined') {
				if (typeof classid != 'undefined' ) { // OBJECT type ( Active X )
					formContent += 'Object type -->' + 'classid: ' + classid + ', code' + code + ', codeBase: ' + codeBase + '\n';
				} else {
					formContent += 'Not type of input!! -->';
				
					for (prop in form.elements[i])
						formContent += 'name: ' + prop + ', value: ' + form.elements[i][prop] + '\n';
				} 
			} else {
				if (typeof name != 'undefined') formContent += 'name: ' + name;
				if (typeof type != 'undefined') formContent += ', type: ' + type;
				if (type == 'select-one') {
					formContent += ", value: '" + options[selectedIndex].value  + "'";
				} else {
					if (typeof value != 'undefined') formContent += ", value: '" + value + "'";
				}
			}
			formContent += '\n';
		}
	}

	return confirm(formContent);
}



/**
 * °ªÀÇ ±æÀÌ°¡ ÀÚ¸®¼ö¸¦ ÃÊ°ú ÇÏ´Â °¡?
 */
function overLength(obj, length) {
	if (obj.value.length > length) {
		return  true;
	} else {
		return false;
	}
}

/**
 * Çʼö ÀԷ°ª È®ÀÎ
 */
function isNodata(obj) {
	if (overLength(obj, 0)) {
		return  true;
	} else {
		return false;
	}
}



/**
 * isNum(str)   : ¼ýÀÚ Ã¼Å© ÇÔ¼ö(¼ýÀÚ ÀÌ¿ÜÀÇ ¹®ÀÚ°¡ Ãß°¡µÇ¾ú´ÂÁö üũ)
 * @param  input
 * @return  
 *     true     : ¼ýÀÚ¸¸ ÀԷµǾúÀ½
 *     false    : ¹®ÀÚ°¡ Ãß°¡µÇ¾úÀ½, error message (ÀԷ¿¡·¯)       
 */
function isNum(input) {

	if (!(input.value-0)) return false;

	return true;
}



/**
 * isCheckChar(str)   : ¹®ÀÚ Ã¼Å© ÇÔ¼ö(¹®ÀÚ°¡ Æ÷ÇԵǾî ÀÖ´ÂÁö üũ)
 * @param  str string
 * @return 
 *      true     : ¹®ÀÚ°¡ Æ÷ÇԵǾî ÀÖ½¿
 *      false    : ¹®ÀÚ°¡ Æ÷ÇԵǾîÀÖÁö ¾ÊÀ½          
 */
function isCheckChar(str) {
	var checkChar = false;
	for (i = 0; i < str.length; i++) {
		if (('0' <= str.charAt(i))&&(str.charAt(i) <= '9')){
			continue;
		} else {
			checkChar = true;
		}
	}

	return checkChar;           
}



/**
 * addZero(str,len) : '0' Ãß°¡ ÇÔ¼ö(maxLength ÀÇ Å©±â¿¡ ¸ÂÃß¾î ¾Õ¿¡ '0' Ãß°¡)
 * Example - ÀÔ·Â(76), Àüü length(4) -> addZero(str,4) -> str=0076
 * @param str string
 * @param len length
 * @return string
 */
function addZero(str,len) {
	if (str.length != len) {
		str = "0"+str;
		str = addZero(str,len);
	}
	
	return str;
}



/**
 * ¼ýÀÚµéÀ» ±Ý¾×Ç¥½Ã·Î Àüȯ (99999 -> 99,999)
 * @param obj the Input Object
 * @return : formatted value of the Object.
 */
function numFormat(obj) {
	var str  = String(obj.value);
	var len  = str.length;
	var tmp  = "";
	var tm2  = "";
	
	
	/* ¼Ò¼öÁ¡ µÎ°³ ÀÌ»ó ¿¡·¯ Ç¥½Ã */
	count = 0;
	for(j=0 ; j < len ; j++) {
		if( obj.value.charAt(j) == '.') count++;
	}

	if (count > 1) {
		var text ="ÀԷ¿¡·¯ : ¼Ò¼öÁ¡ÀÌ µÑ ÀÌ»ó Æ÷ÇԵǾú½À´Ï´Ù."; 
		alert(text);
		obj.focus();
	}

    /* ¼Ò¼öÁ¡ µÎ°³ ÀÌ»ó ¿¡·¯ Ç¥½Ã ³¡ */
	if (str.charAt(0) == '-') {
		tmp = '-' ;
		str = str.substring(1,len);
	}
	
	if (str.indexOf('-',0) != -1) {
		obj.focus();
		return;
	}

	if ((sit=str.indexOf('.',0)) != -1) {
		tm2 = str.substring(sit,len);
		str = str.substring(0,sit);
	}
	
	var i    = 0;  
	
	while (str.charAt(i) == '0') i++;
	
	str = str.substring(i,len);
	len = str.length;

	if(len < 3) {
		obj.value = str;
		return;
	} else {
		var sit = len % 3;
	
		if (sit > 0) {
		    tmp = tmp + str.substring(0,sit) + ',';
		    len = len - sit;
		}

		while (len > 3) {
			tmp = tmp + str.substring(sit,sit+3) + ',';
			len = len - 3;
			sit = sit + 3;
		}
		
		tmp = tmp + str.substring(sit,sit+3) + tm2;
		obj.value = tmp;
    }
}

/**
 * FormattingµÈ ¹®ÀÚ¸¦ ¼ýÀÚ·Î ÀüȯÇÔ¼ö
 * @param  the Input Object
 * @return : value of unformatted the object
 */

function numUnFormat(obj) {
	var str = String(obj.value);
	var len = str.length;
	var sit = 0;
	var tmp = "";
	var ch  = '';
	
	while (sit < len) {
		ch = str.charAt(sit);
	
		if (((ch >= '0') && (ch <= '9')) || (ch == '-') || (ch == '.')) tmp = tmp + ch;

		sit++;
	}
	
	obj.value = tmp;
}



/**
 * keyCheck(e)  : ¹®ÀÚ, ¼ýÀÚ ÀÔ·Â ÇÔ¼ö(¹®ÀÚ¿Í ¼ýÀÚ Backspace¸¸ ÀÔ·Â) 
 * @param    : [event]
 * @return : [true, false]
 */
var dLayers = (document.layers) ? true : false;
var dAll    = (document.all)    ? true : false;

function keyCheck(e) {
	if(dLayers) var keyValue = e.which;
	else if(dAll) var keyValue = event.keyCode;
	
	// ¹®ÀÚ¿Í ¼ýÀÚ, backspace¸¸ ÀÔ·ÂÇÒ¶§ return true
	if ( ((keyValue >= 33) && (keyValue <= 126 )) || keyValue == 8 ) {
		if ( keyValue >= 0x61 && keyValue <= 122 ) { // ¼Ò¹®ÀÚÀ̸é
			if ( dLayers ) {// Netscape
				//e.which = e.which & 0xDF;
				// nothing to do here now.
			} else if ( dAll ) {  // Internet Explorer
				event.keyCode = event.keyCode & 0xDF;  // ´ë¹®ÀÚ·Î º¯°æ
			}
		}
		return true;       
	}
	
	else return false;
}



/**
 * keyNumCheck(e)  : ¼ýÀÚ ÀÔ·Â ÇÔ¼ö(¼ýÀÚ¿Í Backspace¸¸ ÀÔ·Â) 
 * @param    : [event]
 * @return : [true, false]
 */
var dLayers = (document.layers) ? true : false;
var dAll    = (document.all)    ? true : false;

function keyNumCheck(e) {
	if(dLayers) var keyValue = e.which;
	else if(dAll) var keyValue = event.keyCode;
	
	// ¼ýÀÚ¿Í backspace¸¸ ÀÔ·ÂÇÒ¶§ return true
	if ( ((keyValue >= 48) && (keyValue <= 57)) || keyValue == 8)
		return true; 
	else return false;
}



/**
 * keyNumCheck2(e)  : ¼ýÀÚ¿Í ¼Ò¼öÁ¡(¿Üȯ) ÀÔ·Â ÇÔ¼ö(¼ýÀÚ¿Í Backspace, ¼Ò¼öÁ¡¸¸ ÀÔ·Â) 
 * @param    : [event]
 * @return : [true, false]
 */
var dLayers = (document.layers) ? true : false;
var dAll    = (document.all)    ? true : false;

function keyNumCheck2(e) {
	if(dLayers) var keyValue = e.which;
	else if(dAll) var keyValue = event.keyCode;
	
	// ¼ýÀÚ¿Í backspace, ¼Ò¼öÁ¡¸¸ ÀÔ·ÂÇÒ¶§ return true)e
	if (((keyValue >= 48) && (keyValue <= 57)) || keyValue == 8 || keyValue == 46)
		return true; 
	else return false;
}



/**
 * keyNumCheck3(e)  : ¼ýÀÚ¿Í '-' ÀÔ·Â ÇÔ¼ö(¼ýÀÚ¿Í Backspace, '-'¸¸ ÀÔ·Â) 
 * @param    : [event]
 * @return : [true, false]
 */
var dLayers = (document.layers) ? true : false;
var dAll    = (document.all)    ? true : false;
function keyNumCheck3(e) {
	//      var keyCode = 0, keyValue = null;
	if(dLayers) keyCode = e.which;
	else if(dAll) keyCode = event.keyCode;
	
	// ¼ýÀÚ¿Í backspace, ¼Ò¼öÁ¡¸¸ ÀÔ·ÂÇÒ¶§ return true)e
	if (((keyCode >= 48) && (keyCode <= 57)) || keyCode == 8 || keyCode == 45)
		return true; 
	else return false;
}

/** 
 * isEmpty()
 * Spec		 : ¿µ¹®ÀÚ, ¼ýÀÚ, Ư¼ö¹®ÀÚ(space, ! " # $ % & ' ( ) * + , - . /) ¿Ü¿¡ ¿¡·¯¸Þ¼¼Áö ==> ÇÑ±Û Ã³¸® 
 * Argument : Object document.form_name.input_name, String "°æ°í¸Þ½ÃÁö"
 * Return   : boolean
 * Example  : if(isEmpty(document.myform.form_name, "°æ°í¸Þ½ÃÁö") == false) return;
 */
function isEmpty(stObj, alertMSG) {
	
	var rtn = true;
	var n = stObj.value;
	var cnt=0;
	
	if (n.length == 0 || n == null) {
		alert(alertMSG);
		rtn = false;
	} else {
		for (j=0; j<n.length; j++) {
			var vAsc = "";
			vAsc = n.charCodeAt(j);

			if (vAsc == 32) cnt++;
		}

		if (cnt == n.length) {
			alert(alertMSG);
			stObj.value="";
			rtn = false;
		} else rtn = true;
	}
	
	return rtn;
}



/** 
 * CheckLen()
 * Spec		 : ÅؽºÆ® length üũ
 * Argument : Object document.form_name.input_name, int maxLength
 * Return   : boolean
 * Example  : if(CheckLen(document.myform.form_name, 2000) == false) return;
 */
function CheckLen(comp, maxLength) {
	var temp;
	var bytes = 0;
	var len = comp.value.length;
	
	for(i=0; i<len; i++) {
		temp = comp.value.charAt(i);
		
		//escape codeÀÇ ±æÀÌ°¡ 4º¸´Ù Å©¸é ÇѱÛ
		if(escape(temp).length > 4)
			bytes += 2;
		else
			bytes++;
	}

	if(bytes > maxLength) {
		alert("ÀÔ·ÂÇÑ ³»¿ëÀÇ ±æÀÌ´Â "+bytes+"ÀÚÀÔ´Ï´Ù.\nÃÖ´ë "+maxLength+"ÀÚ±îÁö ÀÔ·ÂÇÒ ¼ö ÀÖ½À´Ï´Ù. \nÇѱÛÀº 2ÀÚ¸®¸¦ Â÷ÁöÇÕ´Ï´Ù.");
		comp.focus();
	}
	
}



/** 
 * rrnValidChk()
 * Spec		 : Áֹεî·Ï ¹øÈ£ Ÿ´ç¼º °Ë»ç
 * Argument : Object document.form_name.input_name, int maxLength
 * Return   : boolean
 * Example  : if(rrnValidChk(resno) == false) return;
 */
function rrnValidChk(resno) {

	// ÁֹιøÈ£ÀÇ ÇüÅÂ¿Í 7¹ø° ÀÚ¸®(¼ºº°) À¯È¿¼º °Ë»ç

 	// ³¯Â¥ À¯È¿¼º °Ë»ç
	birthYear = (resno.charAt(6) <= "2") ? "19" : "20";
	birthYear += resno.substr(0, 2);
	birthMonth = resno.substr(2, 2) - 1;
	birthDate = resno.substr(4, 2);
	birth = new Date(birthYear, birthMonth, birthDate);

	if (birth.getYear() % 100 != resno.substr(0, 2) || birth.getMonth() != birthMonth || birth.getDate() != birthDate) {
		alert("À߸øµÈ Áֹεî·Ï¹øÈ£ÀÔ´Ï´Ù."); 
		return false;
	}
	
   var  j=9;
   var  id_chk=0;
   tmp = false;

   if(resno.length!=0){
	   object =  new Array(13)
	   for(var i=0;i < 13;i++) {
	           object[i] = resno.substring(i,i+1)
	   }
	   var chkdigit = resno.substring(12, 13);
	   for(var i=0;i < 12;i++){
	   	if( i == 8 )
	        j = 9;
	        object[i]=object[i]*j;
	        j--;
	        id_chk +=object[i];
	   }
	   if(((id_chk%11 == 0) && (chkdigit == 1)) || ((id_chk%11 ==10)&& (chkdigit ==0)));
	   
	   else if((id_chk %11 != 0) && (id_chk % 11 != 10 ) && (id_chk % 11 == chkdigit));
	   
	   else{
	        alert("À߸øµÈ Áֹεî·Ï¹øÈ£ÀÔ´Ï´Ù.");
	        return false;
	   }
   }
   
   return true;

}



// email üũ
function email_ck(stObj, alertMSG) {
	str = stObj.value;
	var supported = 0;
	var rtn = true;
	
	if (window.RegExp) {
		var tempStr = "a";
		var tempReg = new RegExp(tempStr);
		if (tempReg.test(tempStr)) {
			supported = 1;
		}
	}
	
	if (!supported) {
		return (str.indexOf(".") > 2) && (str.indexOf("@") > 0);
	}
	
	var r1 = new RegExp("(@.*@)|(\\.\\.)|(@\\.)|(^\\.)");
	var r2 = new RegExp("^.+\\@(\\[?)[a-zA-Z0-9\\-\\.]+\\.([a-zA-Z]{2,3}|[0-9]{1,3})(\\]?)$");
	
	rtn = (!r1.test(str)&& r2.test(str));
	
	if (!rtn) {
		alert(alertMSG);
	}
	
	return rtn;
}


// ¾ÆÀ̵ð üũ
function id_ck(stObj) {
	var rtn = true;
	var chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
	var str = stObj.value;
	str = str.replace(/^[\s]+/g,"");
	str = str.replace(/[\s]+$/g,"");
	
	var flag = false;

	for(var k = 0 ; k < str.length; k++) {

		if(chars.indexOf(str.charAt(k)) == -1) {
			flag = false;
			break;
		} else {
			flag = true;
		}

	}
	
	if (str == "") {
		alert("¾ÆÀ̵𸦠ÀÔ·ÂÇϼ¼¿ä.");
		stObj.focus();
		rtn = false;
	} else if (!flag || containsNonASCII(stObj)) {
		alert("¿Ã¹Ù¸¥ ¾ÆÀ̵𸦠ÀÔ·ÂÇϼ¼¿ä.");
		stObj.focus();
		rtn = false;
	} else if (str.length < 4) {
		alert("¾ÆÀ̵ð´Â 4-20ÀÚ±îÁö ¿µ¹®, ¼ýÀÚ¸¸ °¡´ÉÇÕ´Ï´Ù.");
		stObj.select();
		stObj.focus();
		rtn = false;
	}
	
	return rtn;
}



// ºñ¹Ð¹øÈ£ üũ
function pw_ck(stObj) {
	var comp = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ-_";
	var len = stObj.value.length;
	
	if (!(len >= 4 && len <= 10)) {
		alert("ºñ¹Ð¹øÈ£´Â 4ÀÚ ÀÌ»ó 10ÀÚ ÀÌÇÏ¿©¾ß ÇÕ´Ï´Ù.");
		return false;
	}

	for(i=0; i<len; i++){
			if (comp.indexOf(stObj.value.charAt(i)) == -1) {
				alert("Çã¿ëµÈ ¹®ÀÚ°¡ ¾Æ´Õ´Ï´Ù. ´Ù½Ã ÀÔ·ÂÇØ ÁֽʽÿÀ");
				return false;
			}
	}

	return true;
}



// ³ªÀÌÁ¦ÇÑ Ã¼Å© (ȨÆäÀÌÁö : 14¼¼ ¹Ì¸¸)
function year_ck(resno) {
	birthYear = (resno.charAt(6) <= "2") ? "19" : "20";
	birthYear += resno.substr(0, 2);

	var today = new Date();
	var year = today.getYear() - birthYear + 1;
	
	if (year < 14) {
		return false;
	}
	
	return true;
}

// Æ÷Ä¿½º À̵¿
function chgFocus(len, inObj, nextObj) {
	if (inObj.value.length == len) {
		nextObj.focus();
	}
}


// ³¯Â¥ À¯È¿¼º üũ
function date_ck(msubject,minput1,minput2,minput3)
{
	mYear = Number(minput1);
	mMonth = Number(minput2);
	mDay = Number(minput3);
	
	if( minput1 != "" && mYear < 0 || minput1.length < 4){
		alert(msubject + ": ³âµµ°¡ À߸øÀԷµǾú½À´Ï´Ù.");
		return false;
	}

	if (minput2 != "") { 
		
		if( mMonth <1 || mMonth > 12){
			alert(msubject + ": ¿ùÀÌ À߸øÀԷµǾú½À´Ï´Ù.");
			return false;
		}
		
		if (minput3 != "") { 
			
			if(mMonth == 1 || mMonth == 3 || mMonth == 5 || mMonth == 7 || mMonth == 8 || mMonth == 10 || mMonth == 12){
				
				if(mDay < 1 || mDay > 31){
					alert(msubject + ": 1ÀϺÎÅÍ 31ÀϱîÁö ÀԷ°¡´ÉÇÕ´Ï´Ù.");
					return false;
				}
				
			}else if(mMonth == 2){
				
				if( (mYear % 4) == 0 && (mYear % 100) != 0){
					
					if(mDay < 1 || mDay > 29)
					{
						alert(msubject + ": 1ÀϺÎÅÍ 29ÀϱîÁö ÀԷ°¡´ÉÇÕ´Ï´Ù.");
						return false;
					}		
						
				}else if( (mYear % 400) == 0){
					
					if(mDay < 1 || mDay > 29){
						alert(msubject + ": 1ÀϺÎÅÍ 29ÀϱîÁö ÀԷ°¡´ÉÇÕ´Ï´Ù.");
						return false;
					}
								
				}else{
					
					if(mDay < 1 || mDay > 28){
						alert(msubject + ": 1ÀϺÎÅÍ 28ÀϱîÁö ÀԷ°¡´ÉÇÕ´Ï´Ù.");
						return false;
					}	
										
				}
				
			}else{
			
				if(mDay <1 || mDay > 30){
					alert(msubject + ": 1ÀϺÎÅÍ 30ÀϱîÁö ÀԷ°¡´ÉÇÕ´Ï´Ù.");
					return false;
				}
				
			}
		
		}
		
	}
	
	return true;
}


/**
 * ÀԷ°ªÀÌ NULLÀÎÁö üũ
 */
function isNull(input) {
    if (input.value == null || input.value == "") {
	return true;
    }
    return false;
}
//========input check===========
function isDigit(obj)
{
	if(isNull(obj))
	{
		return false;
	}
	else
	{
		var checkString="0123456789,";
		return checkContains(obj,checkString);
    }
}

/*±Ý¾×Ç¥½Ã¸¦ À§ÇØ Äĸ¶ Ç¥½Ã¸¦ ÇØÁִ Ŭ·¡½ºÀÔ´Ï´Ù.*/
function commaNum(input)
{
	num = input.value;
	if(num < 0)
	{
		num *= -1;
	 	var minus =true;
	}
	else
	{
		var minus = false;
	}

	var dotPos = (num+"").split(".");
	var dotU = dotPos[0] ;
	var dotD = dotPos[1] ;
	var commaFlag = dotU.length%3 ;

	if(commaFlag)
	{
 		var out = dotU.substring(0, commaFlag) ;
		if (dotU.length > 3) out += ","
	}
	else var out = "" ;

	for (var i=commaFlag; i < dotU.length; i+=3)
	{
 		out += dotU.substring(i, i+3);
 		if( i < dotU.length-3) out += ","
	}

	if(minus)
	{
		out = "-" + out;
	}
	if(dotD)
	{
		return out + "." + dotD;
	}
	else
	{
		return out;
	}

}
//=========ÀÔ·ÂµÈ °ªÀÇ ¾çÂÊ °ø¹é¾ø¾Ö±â=========================
function trim(inputValue){
	//leading space
	while(''+inputValue.charAt(0)==' '){
		inputValue = inputValue.substring(1,inputValue.length)
	}
	//trailing space
	while(''+inputValue.charAt(inputValue.length-1)==' '){
		inputValue = inputValue.substring(0,inputValue.length-1);
	}
	return inputValue;
}
//============inputÀÇ °ªÀÌ checkString¿¡ Æ÷ÇÔµÈ charÀÎÁö üũ===================
function checkContains(obj, checkString){
	var inputValue=trim(obj.value);
	for(var index=0; index < inputValue.length; index++){
		if(checkString.indexOf(inputValue.charAt(index))== -1 ){//-1:ã´Â ¹®ÀÚ¿­ÀÌ ¾ø´Â°æ¿ì
			return false;
		}
	}
	return true;
}