function conn_lang(){
    // ¾ð¾î ¸®½ºÆ® 
    // °¢ ¾ð¾î¿¡ ÇØ´çµÇ´Â ÆäÀÌÁö ÆÄÀÏÀº ko.htm(Çѱ¹)À̸ç
    // ÆÄÀÏÀÇ È®ÀåÀÚ´Â ¼Ò½º ¾Æ·¡¿¡¼­ ÁöÁ¤ÀÌ °¡´ÉÇÏ´Ù.
    languagesq = new Object;
    languagesq["un"] = "un"; //¾Ë·ÁÁöÁö ¾ÊÀº ¾ð¾î 
    languagesq["cn"] = "cn"; //Áß±¹¾î (simp.)
    languagesq["cs"] = "cs"; //üÄÚ½½·Î¹ÙÅ°¾Æ¾î 
    languagesq["da"] = "da"; //µ§¸¶Å©¾î
    languagesq["de"] = "de"; //µ¶ÀϾî
    languagesq["el"] = "el"; //±×¸®½º¾î
    languagesq["en"] = "en"; //¿µ¾î
    languagesq["es"] = "es"; //½ºÆäÀξî
    languagesq["fc"] = "fc"; //ÇÁ¶û½º(ij³ª´Ù)¾î
    languagesq["fi"] = "fi"; //Çɶõµå¾î
    languagesq["fr"] = "fr"; //ÇÁ¶û½º¾î
    languagesq["hu"] = "hu"; //Çë°¡¸®¾î
    languagesq["it"] = "it"; //ÀÌÅ»¸®¾Æ¾î
    languagesq["ja"] = "ja"; //ÀϺ»¾î 
    languagesq["ko"] = "ko"; //Çѱ¹¾î 
    languagesq["nl"] = "nl"; //³×µ¨¶õµå¾î
    languagesq["no"] = "no"; //³ë¸£¿þÀ̾î
    languagesq["pl"] = "pl"; //Æú¶õµå¾î
    languagesq["pt"] = "pt"; //ºê¶óÁú¾î
    languagesq["ru"] = "ru"; //·¯½Ã¾Æ¾î
    languagesq["sv"] = "sv"; //½º¿þµ§¾î
    languagesq["tr"] = "tr"; //ÅÍÅ°¾î
    languagesq["uk"] = "uk"; //¿µ¾î (UK) 
    languagesq["tw"] = "tw"; //Áß±¹¾î (trad.)
    languagesq["de-de"] = "de-de"; //µ¶ÀϾî
    languagesq["en-gb"] = "en-gb"; //¿µ¾î (UK) 
    languagesq["en-us"] = "en-us"; //¿µ¾î (US)
    languagesq["es-es"] = "es-es"; //½ºÆäÀξî
    languagesq["fr-fr"] = "fr-fr"; //ÇÁ¶û½º¾î
    languagesq["ja-jp"] = "ja-jp"; //ÀϺ»¾î 

    lang = "un"; 
    Component = "Unknown browser"; 
    platform = "Unknown platform"; 
    OS = "";
    version = parseFloat(navigator.appVersion); 
    ua = navigator.userAgent.toLowerCase(); 

    //alert(navigator.browserLanguage); 
    //alert(navigator.systemLanguage);  -Á¦¾îÆÇ>±¹°¡¹×¾ð¾î¿É¼Ç>°í±Þ>À¯´ÏÄÚµåÁö¿øÇÏÁö¾Ê´ÂÇÁ·Î±×·¥¿ë¾ð¾î¿¡ ÁöÁ¤µÈ ¾ð¾î
    //alert(navigator.userLanguage);    -Á¦¾îÆÇ>±¹°¡¹×¾ð¾î¿É¼Ç>±¹°¡º°¿É¼Ç¿¡ ÁöÁ¤µÈ ¾ð¾î
    //userLangguage ¸¦ ÅëÇØ ±¹°¡º° Á¢¼Ó ÆäÀÌÁö¸¦ ¼³Á¤ÇÔ

    if (((start = ua.indexOf("[")) > 0) && ((end = ua.indexOf("]")) == (ua.indexOf("[") + 3))) { 
    language = ua.substring(start+1, end); 
    } else if (navigator.language) { 
    language = navigator.language.toLowerCase(); 
    } else if (navigator.userLanguage) { 
    language = navigator.userLanguage.toLowerCase(); 
    } 

    if (languagesq[language]) { 
    lang = language; 
    } 

    //mainFrame.location.replace = "/Eng/index.aspx";
    // ÇѱÛÀÎ °æ¿ì ÇѱÛÆäÀÌÁö·Î À̵¿
//    if (lang != "ko"){
//        self.frames[1].location.href = "/Eng/index.aspx";
        //window.location.replace('/Eng/index.aspx');
    // ´Ù¸¥ ¾ð¾îÀÎ °æ¿ì ¿µ¹®ÆäÀÌÁö·Î À̵¿
//    }
    self.document.getElementById('mainFrame').style.visibility = "visible";
    
    //self.frames[1].style.visibility = true;
}