function sendsns(sns, url, txt)
{
    var o;
    var _url = encodeURIComponent(url);
    var _txt = encodeURIComponent(txt);
    var _br  = encodeURIComponent('\r\n');
 
    switch(sns)
    {
        case 'facebook':
            o = {
                method:'popup',
                url:'http://www.facebook.com/sharer/sharer.php?u=' + _url
            };
            break;
 
        case 'twitter':
            o = {
                method:'popup',
                url:'http://twitter.com/intent/tweet?text=' + _txt + '&url=' + _url
            };
            break;
 
        case 'me2day':
            o = {
                method:'popup',
                url:'http://me2day.net/posts/new?new_post[body]=' + _txt + _br + _url + '&new_post[tags]=epiloum'
            };
            break;
 
        case 'kakaotalk':
            // https://developers.kakao.com/docs/js#카카오톡-링크-예제:-동적으로-바뀌는-내용의-카카오톡-링크-보내기

            if( navigator.userAgent.match(/Android/i)
             || navigator.userAgent.match(/webOS/i)
             || navigator.userAgent.match(/iPhone/i)
             || navigator.userAgent.match(/iPad/i)
             || navigator.userAgent.match(/iPod/i)
             || navigator.userAgent.match(/BlackBerry/i)
             || navigator.userAgent.match(/Windows Phone/i)
             ){
                 Kakao.init('86e29ce3fe186b0c17e467c991beea62');

                        Kakao.Link.sendTalkLink({
                        label: txt
                  });
              }
             else {
                 alert('이 기능은 모바일에서만 사용할 수 있습니다.');
              }
           

            break;
 
        case 'kakaostory':
            o = {
                method:'web2app',
                param:'posting?post=' + _txt + _br + _url + '&apiver=1.0&appver=2.0&appid=dev.epiloum.net&appname=' + encodeURIComponent('Epiloum 개발노트'),
                a_store:'itms-apps://itunes.apple.com/app/id486244601?mt=8',
                g_store:'market://details?id=com.kakao.story',
                a_proto:'storylink://',
                g_proto:'scheme=kakaolink;package=com.kakao.story'
            };
            break;
 
        case 'band':
            o = {
                method:'web2app',
                param:'create/post?text=' + _txt + _br + _url,
                a_store:'itms-apps://itunes.apple.com/app/id542613198?mt=8',
                g_store:'market://details?id=com.nhn.android.band',
                a_proto:'bandapp://',
                g_proto:'scheme=bandapp;package=com.nhn.android.band'
            };
            break;
 
        default:
            alert('지원하지 않는 SNS입니다.');
            return false;
    }
 
    switch(o.method)
    {
        case 'popup':
            window.open(o.url, "오픈위키 펌질하기", "width=410, height=540, resizable=no");
            break;
 
        case 'web2app':
            if(navigator.userAgent.match(/android/i))
            {
                // Android
                setTimeout(function(){ location.href = 'intent://' + o.param + '#Intent;' + o.g_proto + ';end'}, 100);
            }
            else if(navigator.userAgent.match(/(iphone)|(ipod)|(ipad)/i))
            {
                // Apple
                setTimeout(function(){ location.href = o.a_store; }, 200);          
                setTimeout(function(){ location.href = o.a_proto + o.param }, 100);
            }
            else
            {
                alert('이 기능은 모바일에서만 사용할 수 있습니다.');
            }
            break;
    }
}