function CheckKeys()
{ 
	if( event.keyCode < 48 || event.keyCode > 57) 
	{ 
	event.keyCode=0; 
	} 
}

// 숫자만입력
function check_num( no )
{
	no = trim( no );

	// 숫자
	if ( no.search( /[^0-9]/ ) != -1 )
	{
		alert( "숫자만 사용할수 있습니다" );
		return false;
	}

	return true;
}

//숫자만
function number_filter(str_value){
	return str_value.replace(/[^0-9]/gi, ""); 
}
		
// 일반입력문자에 특수문자 입력못하게
function check_sp( str )
{
	str = trim(str);
	var valid_reg = /[^#&\\!%'\(\)\+,\-\.\/\=\?~;\:\[\]_`\sa-zA-Z0-9가-힣ㄱ-ㅎㅏ-ㅣ]/;
	alert(str.search( valid_reg ));
	if ( str.search( valid_reg ) == -1 )
	{
		return true;
	}

	return false;
}

// 비밀번호 체크 로직
function check_passwd( pwd )
{
	pwd = trim( pwd );
	// 길이
	if ( pwd.length < 6 || pwd.length > 20 )
	{
		alert( "비밀번호는 6~20자이어야 합니다" );
		return false;
	}

	// 영문소문자, 숫자
	if ( pwd.search( /[^a-z0-9@]/) != -1 )
	{
		alert( "비밀번호는 영문 소문자, 숫자만 사용할수 있습니다" );
		return false;
	}
	
	return true;
}

// 이메일주소 체크로직
// 어차피 인증할꺼라 기냥 @만 체크하자
function check_email( email )
{
	email = trim( email );

	if ( email.search(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/) == -1)
	{
		alert( '올바른 이메일 주소가 아닙니다' );
		return false;
	}

	return true;
}

function trim( str )
{
	return str.replace(/(^\s*)|(\s*$)/g, ""); 
}

function clearText(field)
{
	if (field.defaultValue == field.value) field.value = '';
	else if (field.value == '') field.value = field.defaultValue;
}     

function CenterWin(url,winname,features)
{
	features = features.toLowerCase();
	len = features.length;
	sumchar= "";
	for (i=1; i <= len; i++)
	{ 
		onechar = features.substr(i-1, 1);
		if (onechar != " ") sumchar += onechar;
	}

	features = sumchar; 
	sp = new Array();
	sp = features.split(',', 10);
	splen = sp.length;

	for (i=0; i < splen; i++)
	{ 
		if (sp[i].indexOf("width=") == 0)
		{ 
			width = Number(sp[i].substring(6)); 
		} 
		else if (sp[i].indexOf("height=") == 0)
		{
			height = Number(sp[i].substring(7)); 
		}
	}

	sleft = (screen.width - width) / 2;
	stop = (screen.height - height) / 2;
	features = features + ",left=" + sleft + ",top=" + stop;
	popwin = window.open(url,winname,features); 
}

function CenterWin2(url,winname,features)
{
	features = features.toLowerCase();
	len = features.length;
	sumchar= "";
	for (i=1; i <= len; i++)
	{ 
		onechar = features.substr(i-1, 1);
		if (onechar != " ") sumchar += onechar;
	}

	features = sumchar; 
	sp = new Array();
	sp = features.split(',', 10);
	splen = sp.length;

	for (i=0; i < splen; i++)
	{ 
		if (sp[i].indexOf("width=") == 0)
		{ 
			width = Number(sp[i].substring(6)); 
		} 
		else if (sp[i].indexOf("height=") == 0)
		{
			height = Number(sp[i].substring(7)); 
		}
	}

	sleft = (screen.width - width) / 2;
	stop = (screen.height - height) / 2;
	features = features + ",left=" + sleft + ",top=" + stop + ",scrollbars=yes";
	popwin = window.open(url,winname,features); 
}        	

function openwindow(name, url, width, height, scrollbar) {
	scrollbar_str = scrollbar ? 'yes' : 'no';
	window.open(url, name, 'width='+width+',height='+height+',scrollbars='+scrollbar_str);
}

function openwindow2(name, url, width, height, scrollbar, resizable) {
	scrollbar_str = scrollbar ? 'yes' : 'no';
	resizable_str = resizable ? 'yes' : 'no';
	window.open(url, name, 'width='+width+',height='+height+',scrollbars='+scrollbar_str+',resizable='+resizable_str);
}

function BzlSvcView(_bzlurl,_bzlsX,_bzlmenu) {

	var sX = _bzlsX;
	var sY = screen.availHeight;

	managerWin = self.open(_bzlurl, "YBZ_Manager", "width="+sX+",height="+sY+",resizable=1,toolbar=0,scrollbars=1,locationbar=0,status=0,menubar="+_bzlmenu+",personalbar=0,top=0,left=0");
	managerWin.focus();

	if( document.all ) {
		managerWin.resizeTo( sX, sY );
	} else if( document.layers || document.getElementById ) {
		if( managerWin.outerHeight < sY || managerWin.outerWidth < sY ){
			managerWin.outerHeight = sY;
			managerWin.outerWidth = sX;
		}
	}

}

function imgBlock(v)
{
 document.getElementById( "pimgView"+v ).style.display='block';
}

function imgNone(v) {
	document.getElementById( "pimgView"+v ).style.display='none';
} 

//----------------------------------------------------------------------------------------------------------------------
// ajax관련
//----------------------------------------------------------------------------------------------------------------------

	var Try = {
	  these: function() {
		 var returnValue;

		 for (var i = 0; i < arguments.length; i++) {
			var lambda = arguments[i];
			try {
			  returnValue = lambda();
			  break;
			} catch (e) {}
		 }

		 return returnValue;
	  }
	}
	var Ajax = {
	  getTransport: function() {
		 return Try.these(
			function() {return new ActiveXObject('Msxml2.XMLHTTP.4.0')},
			function() {return new ActiveXObject('Msxml2.XMLHTTP.3.0')},
			function() {return new ActiveXObject('Msxml2.XMLHTTP')},
			function() {return new ActiveXObject('Microsoft.XMLHTTP')},
			function() {return new XMLHttpRequest()}
		 ) || false;
	  }
	}

	function createXHR()
	{
		if(window.ActiveXObject)
		{
			var versionList = ['MSXML2.XMLHTTP.4.0','MSXML2.XMLHTTP.3.0','MSXML2.XMLHTTP','MSXML2.XMLHTTP','Microsoft.XMLHTTP']; //'MSXML2.XMLHTTP.5.0',는 사용경고

			for (i=0; i<versionList.length; i++)
			{
				try
				{
					return new ActiveXObject(versionList[i]);
				}
				catch(oldVersion)
				{
					//
				}
			}
		}
		else
		{
			if(window.XMLHttpRequest)
			{
				return new XMLHttpRequest();
			}
		}
	}