var isIE  = (navigator.appVersion.indexOf("MSIE") != -1) ? true : false;
var isWin = (navigator.appVersion.toLowerCase().indexOf("win") != -1) ? true : false;
var isOpera = (navigator.userAgent.indexOf("Opera") != -1) ? true : false;

function reload()
{
    location.reload([true]);
}

function set_cookie (name, value, expires)
{
    document.cookie = name + "=" + escape (value) + "; path=/; expires=" + expires.toGMTString();
}

function get_cookie(name)
{
    var search = name + "=";
    
    if(document.cookie.length > 0)
    {
        offset = document.cookie.indexOf(search);
        
        if(offset != -1)
        {
            offset += search.length;
            end = document.cookie.indexOf(";", offset);
            
            if(end == -1) end = document.cookie.length;
            
            return unescape(document.cookie.substring(offset, end));
        }
    }

    return "";
}

function alert_login_req()
{
    alert("로그인후 사용하실 수 있습니다. 로그인하여 주십시오.");
}

function alert_access_denied()
{
    alert("죄송합니다. 해당 페이지에 접근권한이 없습니다. ");
}

function alert_permission_denied()
{
    alert("죄송합니다. 권한이 없습니다.");
}

function clearDefaultValue(control, defaultValue)
{
    /* var f = document.frmLogin; */
    if (control.value == defaultValue) control.value = '';
}

function clearDefaultBg(control)
{
    control.style.backgroundImage = '';
}

var tooltip=function(){
    var id = 'tt';
    var top = 3;
    var left = 3;
    var maxw = 300;
    var speed = 30;
    var timer = 20;
    var endalpha = 95;
    var alpha = 0;
    var tt,t,c,b,h;
    var ie = document.all ? true : false;
    return{
        show:function(v,w){
            if(tt == null){
                tt = document.createElement('div');
                tt.setAttribute('id',id);
                t = document.createElement('div');
                t.setAttribute('id',id + 'top');
                c = document.createElement('div');
                c.setAttribute('id',id + 'cont');
                b = document.createElement('div');
                b.setAttribute('id',id + 'bot');
                tt.appendChild(t);
                tt.appendChild(c);
                tt.appendChild(b);
                document.body.appendChild(tt);
                tt.style.opacity = 0;
                tt.style.filter = 'alpha(opacity=0)';
            }
            document.onmousemove = this.pos;
            tt.style.display = 'block';
            c.innerHTML = v;
            tt.style.width = w ? w + 'px' : 'auto';
            if(!w && ie){
                t.style.display = 'none';
                b.style.display = 'none';
                tt.style.width = tt.offsetWidth;
                t.style.display = 'block';
                b.style.display = 'block';
            }
            if(tt.offsetWidth > maxw){tt.style.width = maxw + 'px'}
            h = parseInt(tt.offsetHeight) + top;
            clearInterval(tt.timer);
            tt.timer = setInterval(function(){tooltip.fade(1)},timer);
        },
        pos:function(e){
            var u = ie ? event.clientY + document.body.scrollTop : e.pageY;
            var l = ie ? event.clientX + document.body.scrollLeft : e.pageX;
            tt.style.top = (u - h) + 'px';
            tt.style.left = (l + left) + 'px';
        },
        fade:function(d){
            var a = alpha;
            if((a != endalpha && d == 1) || (a != 0 && d == -1)){
                var i = speed;
                if(endalpha - a < speed && d == 1){
                    i = endalpha - a;
                }else if(alpha < speed && d == -1){
                    i = a;
                }
                alpha = a + (i * d);
                tt.style.opacity = alpha * .01;
                tt.style.filter = 'alpha(opacity=' + alpha + ')';
            }else{
                clearInterval(tt.timer);
                if(d == -1){tt.style.display = 'none'}
            }
        },
        hide:function(){
            clearInterval(tt.timer);
            tt.timer = setInterval(function(){tooltip.fade(-1)},timer);
        }
    };
}();