function setCookie(name, value)
{
    var argv = setCookie.arguments;
    var argc = setCookie.arguments.length;

    var expires = argc > 2 ? argv[2] : null;
//    var path = argc > 3 ? argv[3] : null;
    var path = argc > 3 ? argv[3] : "/";
	//var domain = argc > 4 ? argv[4] : null;
    var domain = ".ec21.com";
    var secure = argc > 5 ? argv[5] : false;

    document.cookie = name + "=" + escape(value) +
                      ( expires == null  ? "" : ("; expires=" + expires.toGMTString()) ) +
                      ( path == null     ? "" : ("; path=" + path) ) +
                      ( domain == null   ? "" : ("; domain=" + domain) ) +
                      ( secure == true   ? "; secure" : "" );
}

function getCookie(name)
{
    var arg = name + "=";
    var alen = arg.length;
    var clen=document.cookie.length;
    var i=0;

    while(i< clen){
        var j = i+alen;
        if(document.cookie.substring(i,j)==arg) {
            var end = document.cookie.indexOf(";",j);
            if (end == -1) {
                end = document.cookie.length;
            }
            return unescape(document.cookie.substring(j,end));
        }
        i = document.cookie.indexOf(" ",i)+1;
        if (i==0) {
            break;
        }
    }
    return null;
}

function getMail()
{

    top.location.href = "http://www.ec21.com/app/handler/ec/KEC21MailClick.jsp";
    return;
}
function goMyEC21()
{
    document.location.href = "/app/servlet/KRequestProcessor?event=MyEC21.Click";
    return;
}
function doLogin()
{
    document.location.href = "/app/servlet/KRequestProcessor?event=Login.Click&nextEvent=MyEC21.Click";
    return;
}
function doLogout()
{
    document.location.href = "/app/servlet/KRequestProcessor?event=Logout.Click";
    return;
}
function goLogout(tourl)
{
    document.location.href = "/app/servlet/KRequestProcessor?event=Logout.Click&tourl="+tourl;
    return;
}
function checkLogin() 
{
    if (document.dataForm.user_id.value.length == 0) {
        document.dataForm.user_id.focus();
        alert( "Please Enter Login ID.!!!" );
        return;
    } else if (document.dataForm.user_pw.value.length == 0) {
        document.dataForm.user_pw.focus();
        alert( "Please Enter Password.!!!" );
        return;
    } else {
        document.dataForm.target = '_top';
        document.dataForm.action = '/app/servlet/KRequestProcessor?event=NetworkLogin.Submit&nextEvent=Main.Click';
        document.dataForm.submit();
    }

    return;
}

function EnterCheck( i ) 
{
    if( event.keyCode == 13 && i==1 ) {
        document.dataForm.user_pw.focus();
    }

    if( event.keyCode == 13 && i==2 ) {
        checkLogin();
    }
}

function checkQueryForm(theForm)
{
    if (theForm.query.value == "") {
        alert("Please Enter your keyword(s).");
        theForm.query.focus();
        return false;
    }
    return true;
}
function getMainImg() {
	var filenum =  Math.ceil(Math.random() * 6);
	document.write("<IMG SRC=/images/app/kec/main_img" + filenum + ".jpg border=0>") ;
}


// ec21¿¡ ¹æ¹®ÇÏ¿´À½À» ¼¼ÆÃÇÑ´Ù.
setCookie('ec21_visit','1');