// gnb
function gnb(n) {
    for(var i = 1; i < 6; i++) { 
        obj = document.getElementById('gnb_s'+i);
        img = document.getElementById('gnb_btn'+i);
        if ( n == i ) {
            obj.style.display = "block";
            img.src = "/images/gnb" + i + "_o.gif";    
        } else {
            obj.style.display = "none";
            img.src = "/images/gnb" + i + ".gif";
        }
    }
}


// main_news
function news(n) {
    for(var i = 1; i < 3; i++) {
        obj = document.getElementById('news'+i);
        img = document.getElementById('news_btn'+i);
        if ( n == i ) {
            obj.style.display = "block";
            img.src = "img/tab0" + i + "_on.png";    
        } else {
            obj.style.display = "none";
            img.src = "img/tab0" + i + ".png";
        }
    }
}

// main_statistics
function stat(n) {
    for(var i = 1; i < 4; i++) {
        obj = document.getElementById('stat'+i);
        img = document.getElementById('stat_btn'+i);
        if ( n == i ) {
            obj.style.display = "block";
            img.src = "/images/main/stat_tab" + i + "_o.gif";    
        } else {
            obj.style.display = "none";
            img.src = "/images/main/stat_tab" + i + ".gif";
        }
    }
}


// grobal_Search Result_tab
function sr_tab(n) {
    for(var i = 1; i < 9; i++) {
        obj = document.getElementById('sr_tab'+i);
        img = document.getElementById('sr_tab_btn'+i);
        if ( n == i ) {
            obj.style.display = "block";
            img.src = "/images/global/sr_tab" + i + "_o.gif";    
        } else {
            obj.style.display = "none";
            img.src = "/images/global/sr_tab" + i + ".gif";
        }
    }
}