function prd_tab(n) {
	/*
    for(var i = 1; i < 5; i++) {
        obj = document.getElementById('prd_tab'+i);
        if ( n == i ) {
            obj.style.display = "block";
        } else {
            obj.style.display = "none";
        }
    }
	var objLen = document.getElementsByName("alink").length
	for ( var j=0; j < objLen ; j++)	{
		document.getElementsByName("alink")[j].className="";
	}
	document.getElementsByName("alink")[n].className="on";
	*/
	$(".wrap_menu [id^='alink']").each(function(i,v){
		var j = i + 1;
		if(n == 0){
			Main();
		}else{
			if(i == parseInt(n)){
				$("#alink" + i).addClass("on");
				$("#prd_tab" + i).show();
			}else{
				$("#alink" + i).removeClass("on");
				$("#prd_tab" + i).hide();
			}
		}
	});
}

function gnb_drop(n) {
    for(var i = 1; i < 6; i++) {
        obj = document.getElementById('gnb_drop'+i);
        if ( n == i ) {
            obj.style.display = "block";
        } else {
            obj.style.display = "none";
        }
    }
}

function banner(n) {
    for(var i = 1; i < 4; i++) {
        obj = document.getElementById('banner'+i);
        img = document.getElementById('banner_btn'+i);
        if ( n == i ) {
            obj.style.display = "block";
			img.height = 13;
            img.src = "../../img/index/ico_0"+i+"on.gif";
            defaultobj = i;
        } else {
            obj.style.display = "none";
			img.height = 13;
            img.src = "../../img/index/ico_0"+i+".gif";
        }
    }
}

function openChart(){
	window.open("/pages/popup/level_chart.asp", "level_chart", "width=1000, height=600, toolbar=no, menubar=no, scrollbars=yes, resizable=no")
}