function isNull(obj)
{
	return obj == null || obj == "undefined";
}

function isNumber(value)
{
	if(value.search(/^[0-9.]+$/))	return false;	
	else	return true;
}

function validNumber(obj)
{
	if(!isNumber(obj.value) && obj.value != "")	goError("None Valid Number Format", obj);
}

// Form Exist Check
function isFormExistValue(obj)
{
	if(isNull(obj.length))
	{
		if(isNull(obj.checked))	return	obj.value != "";
		else										return	obj.checked;
	}else
	{
		for(var i = 0 ; i < obj.length ; i++)
		{
			if(obj[i].checked == true)	return true;
		}
	}
	
	return false;
}

function goError(msg, obj)
{
	if(msg != "")	alert(msg);
	if(obj.focus)	obj.focus();
}

// div id °¡Á®¿À±â
function psiGetElementById(id)
{
	//var b_ie = ( document.all );
	var b_ns6 = document.getElementById && !document.all ? 1 : 0;
	
	if(b_ns6)		return document.getElementById(id);
	else	return document.all[id];
	
}


// Layer À§Ä¡ º¯°æÇϱâ
function goLayerView(num, isNumber)
{
	var obj	= null;
	
	for(var i = 1 ; i < 8 ; i++)
	{
		obj	= psiGetElementById("layerQ_"+i);
		if(obj != null && obj.style != null)
		{
			obj.style.display = "none";
		}
	}
	
	if(isNumber == null || isNumber == "undefined")
	{
		m_currLayerNum	+= num;
		
		obj	= psiGetElementById("layerQ_"+m_currLayerNum);
		
		if(obj == null || obj == "undefined")
		{
			m_currLayerNum	-= num;
		}
	}else
	{
		m_currLayerNum	= num;
	}
	
	obj	= psiGetElementById("layerQ_"+m_currLayerNum);
	if(obj != null && obj != "undefined")
	{
		obj.style.display = "block";
	}
	
	try {
		obj	= psiGetElementById("layerQ_0");
		obj.style.display = "none";
	} catch (e) {
		
	}
}


//-- KeyBoard Enter Key ÀԷ½à Á¶Ä¡ÇÒ Ç׸ñ Á¤ÇØÁÜ
function enterKeyCode(event)
{ 
	if(event.keyCode == 13)
	{
		if(window.goEnterSubmit){}
			goEnterSubmit();
	}
}


//-- ¾ÆÀÌÇÁ·¹ÀÓ ³ôÀÌ ÀÚµ¿ ¼³Á¤
function resize_frame(name) {
	var oBody = document.frames[name].document.body;
	var oFrame = document.all[name];

	oFrame.style.width = oBody.scrollWidth + (oBody.offsetWidth-oBody.clientWidth);
	oFrame.style.height = oBody.scrollHeight + (oBody.offsetHeight-oBody.clientHeight);

	// ÇØ´ç iframeÀÇ °¡·Î³ª ¼¼·ÎÀÇ Å©±â°¡ 0pxÀÌ¸é ¹ß»ýÇÏ´Â À̺¥Æ®
	if(oFrame.style.width == '0px' || oFrame.style.height == '0px') {
		// ÇØ´ç iframeÀÇ º¯°æÇÒ °¡·ÎÅ©±â
		oFrame.style.width = "500px";
		// ÇØ´ç iframeÀÇ º¯°æÇÒ ¼¼·ÎÅ©±â
		oFrame.style.height = "200px";
		// Å©±â º¯°æ ÈÄ »óŹٿ¡ Ç¥½ÃÇÏ´Â ¿À·ù ¸Þ¼¼Áö
		window.status = 'iframe Å©±â º¯°æ ½ÇÆÐ';
	}
}

// ±æÀÌ°¡Á®¿À±â
function getByteLength(s)
{
   var len = 0;
   if ( s == null ) return 0;
   for(var i=0;i<s.length;i++){
      var c = escape(s.charAt(i));
      if ( c.length == 1 ) len ++;
      else if ( c.indexOf("%u") != -1 ) len += 2;
      else if ( c.indexOf("%") != -1 ) len += c.length/3;
   }
   return len;
}

// Print Page Open
function openAntiSpam(id)
{
	var wopen = window.open('/jsp/kor/common/antispam/antispamin.jsp?UniqId='+id,'AntiSpam','width=180,height=263,left=1,top=1'); 
}

function trim (strSource) {
	re = /^\s+|\s+$/g;

	return strSource.replace(re, '');
}

function memberJoin()
{
window.open('/newkor/member/register_01.jsp','','width=550,height=280');
}