// 좌측메뉴 리스트 전송
	function tabchange(code,viewtype){
	/*
		viewtype 
			- L : 리스트 클릭
			- M : 맨처음 사이트 들어올때 http://twt.inglish.co.kr
			- S : 검색해서 들어올때
	*/
		var frm = document.frmMenu;
		
		var num = parseInt(code.substr(3,1));
		
			switch (num){
				case 1:
					document.getElementById("maintab1").src = "/img/twt/mainpage_40.jpg";
					document.getElementById("maintab2").src = "/img/twt/mainpage_42_none.jpg";
					document.getElementById("maintab3").src = "/img/twt/mainpage_44_none.jpg";
					break;
				case 2:
					document.getElementById("maintab1").src = "/img/twt/mainpage_40_none.jpg";
					document.getElementById("maintab2").src = "/img/twt/mainpage_42.jpg";
					document.getElementById("maintab3").src = "/img/twt/mainpage_44_none.jpg";
					break;
				case 3:
					document.getElementById("maintab1").src = "/img/twt/mainpage_40_none.jpg";
					document.getElementById("maintab2").src = "/img/twt/mainpage_42_none.jpg";
					document.getElementById("maintab3").src = "/img/twt/mainpage_44.jpg";
					break;
				default:
					document.getElementById("maintab1").src = "/img/twt/mainpage_40.jpg";
					document.getElementById("maintab2").src = "/img/twt/mainpage_42_none.jpg";
					document.getElementById("maintab3").src = "/img/twt/mainpage_44_none.jpg";
					break;
			}

			
			
			var url = "/twt/set_menu.asp";
			var pars = "firstMenu=" + code ;

			openSendStatus(getListOk, "post", url, true, pars,code, viewtype);
	}
	
	// 좌측메뉴 리스트 응답후 보여주기
	function getListOk(xmlHttp,code,viewtype){
	var getDat = xmlHttp.responseText ;
	var errgb = Mid(getDat, 1, 1) ;

	var data  = getDat.split(";,;");
	
	var menuseq = data[0].split(",");
	var menucode = data[1].split(",");
	var menuname = data[2].split(",");
	var menuimg = data[3].split(",");
	var menutitle = data[4].split(",");
	var menubody = data[5].split(",");

	
	var chk = "";
	var menutab = "";
	var menutitle = "";

	for( var i = 0 ; i < menucode.length; i++){
			
		if (menucode[i].length == 7 ){
			if (chk > 0 ){
				menutab += "</div>";
			}
			menutab += "<div id='menu1'><img alt="+menuname[i]+" src='img/twt/mainpage_tab"+menucode[i].substr(3,1)+""+menucode[i].substr(6,1)+".jpg' class='small_title' >";

			chk = 1;
		}else{	
				menutab +="<dt onclick=showMenu('"+menucode[i]+"','N'); style=cursor:pointer;height:19px id="+menucode[i]+" class='small_title1'>"+menuname[i]+"</dt>"
		}
	}
			
	document.getElementById("menutab").innerHTML = menutab ;	
	
	// 처음 좌측메뉴받기 위해서 함수 호출

	if(viewtype == "M"){

	}else if(viewtype == "S"){
		showMenu(code,'Y');
	}else{
		showMenu(code,'N');
	}

	
		
}
	
	// 메뉴코드에 따라서 바디내용 보여주기(전송)
	function showMenu(seq,search){

		
		/*
			search
				- N : 버튼클릭
				- y : 검색후 글검색
		*/
		
		
		// 바디에따라서 좌측메뉴에 탭표시 시작
		var MenuNum = parseInt(seq.substr(3,1)) ;
		
		switch (MenuNum){
			case 1:
				document.getElementById("maintab1").src = "/img/twt/mainpage_40.jpg";
				document.getElementById("maintab2").src = "/img/twt/mainpage_42_none.jpg";
				document.getElementById("maintab3").src = "/img/twt/mainpage_44_none.jpg";
				break;
			case 2:
				document.getElementById("maintab1").src = "/img/twt/mainpage_40_none.jpg";
				document.getElementById("maintab2").src = "/img/twt/mainpage_42.jpg";
				document.getElementById("maintab3").src = "/img/twt/mainpage_44_none.jpg";
				break;
			case 3:
				document.getElementById("maintab1").src = "/img/twt/mainpage_40_none.jpg";
				document.getElementById("maintab2").src = "/img/twt/mainpage_42_none.jpg";
				document.getElementById("maintab3").src = "/img/twt/mainpage_44.jpg";
				break;
			default:
				document.getElementById("maintab1").src = "/img/twt/mainpage_40.jpg";
				document.getElementById("maintab2").src = "/img/twt/mainpage_42_none.jpg";
				document.getElementById("maintab3").src = "/img/twt/mainpage_44_none.jpg";
				break;
		}
		// 바디에따라서 좌측메뉴에 탭표시 끝


		var url = "/twt/set_body.asp";
			var pars = "bodyMenu=" + seq ;

			openSendStatus(getListOk1, "post", url, true, pars, seq, search);

	}
	
	// 메뉴코드에 따라서 바디내용 보여주기(응답)
	function getListOk1(xmlHttp,seq, search){
	var getDat = xmlHttp.responseText ;
	var errgb = Mid(getDat, 1, 1) ;

	var data  = getDat.split(";,;");

	var menuseq = data[0].split("//");
	var menucode = data[1].split("//");
	var menuname = data[2].split("//");
	var menuimg = data[3].split("//");
	var menutitle = data[4].split("//");
	var menubody = data[5].split("/%/%/");
	var ginucode = data[6];
	var TitleText1 = data[7];
	var TitleText2 = data[8];
	var Titlechapter = data[9].split("//");
	var menubodyext1 = data[10].split("//");
	var menubodyext2 = data[11].split("//");
	var menubodyext3 = data[12].split("//");
	
	
	
		var TitleText = ""
		var TitleImg = ""
		var subtutleImg = ""
		var PreSub = ""
		var NextSub =""
		var bodyText = ""
		var precheck = ""
		var nextcheck = ""
		var boardCon = ""
		var SearchButton = ""
		var bodyExt1 = ""
		var bodyExt2 = ""
		var bodyExt3 = ""
		
		document.getElementById("contents").style.display = "" ;	
		document.getElementById("SearchResult").style.display = "none" ;	
		document.getElementById("ingInfo").style.display = "none" ;	
		document.getElementById("useway").style.display = "none" ;
		document.getElementById("inglishinfo").style.display = "none" ;
	//	document.getElementById("Listen").style.display = "none" ;

		TitleText += "<strong>"+TitleText1+"</strong> > "+TitleText2+" > "
		TitleImg += "<img src='/img/twt/"+menuimg[0]+"'>";
		
		
		
		for( var i = 0; i < menuseq.length; i++){
			if(precheck == ""){
				 if (menucode[i].substr(9,1) == parseInt(ginucode.substr(9,1) - 1) ){
					PreSub += "<table border='0' cellspacing='0' cellpadding='0'  width='245' alt='박스형버튼' onclick=showMenu('"+menucode[i]+"','N'); style=cursor:pointer; align='left'>";
					PreSub += "<tr>";
					PreSub += "<td width='12'><img src='/img/twt/bt_box_left.gif' width='12' height='41'></td>";
					PreSub += "<td width='7'><img src='/img/twt/bt_box_left_1.gif'></td>"
					PreSub += "<td background='/img/twt/bt_box_bg.gif'>";
					PreSub += "<div id='bt_box'>"+menuname[i]+"</td>";
					PreSub += "<td width='12'><img src='/img/twt/bt_box_right.gif' width='12' height='41'></td>";
					PreSub += "</tr>";
					PreSub += "</table>";

					precheck = 1;
				}
			}
			
			if(nextcheck == ""){
				if (ginucode.substr(9,1) < menucode[i].substr(9,1)){
					NextSub += "<table border='0' cellspacing='0' cellpadding='0' width='245' alt='박스형버튼' onclick=showMenu('"+menucode[i]+"','N'); style=cursor:pointer;' >";
					NextSub += "<tr>";
					NextSub += "<td width='12'><img src='/img/twt/bt_box_left.gif' width='12' height='41'></td>";
					NextSub += "<td background='/img/twt/bt_box_bg.gif'>";
					NextSub += "<div id='bt_box1' >"+menuname[i]+"</div></td>";	
					NextSub += "<td width='7'><img src='/img/twt/bt_box_right_1.gif'></td>"
					NextSub += "<td width='12'><img src='/img/twt/bt_box_right.gif' width='12' height='41'></td>";
					NextSub += "</tr>";
					NextSub += "</table>";
					
					nextcheck = 1;
				}
			}
			
			
			
			
			
			if (menucode[i].substr(9,1) == ginucode.substr(9,1) ){
				
				if(menuname[i] == "Be 동사"){
					subtutleImg += "<img src='/img/twt/title1_1.jpg'>";
				}else if(menuname[i] == "일반동사"){
					subtutleImg += "<img src='/img/twt/title1_2.jpg'>";
				}else if(menuname[i] == "완료시제"){
					subtutleImg += "<img src='/img/twt/title1_3.jpg'>";
				}else if(menuname[i] == "부정대명사"){
					subtutleImg += "<img src='/img/twt/title2_1.jpg'>";
				}else if(menuname[i] == "There/Here"){
					subtutleImg += "<img src='/img/twt/title2_2.jpg'>";
				}else if(menuname[i] == "비율/분수/퍼센트"){
					subtutleImg += "<img src='/img/twt/title2_3.jpg'>";
				}

				TitleText += menuname[i] ;
				bodyText += "<h1 align=left>"+Titlechapter[i]+"&nbsp;"+menutitle[i]+"</hr>";
				boardCon += menubody[i];
				bodyExt1 += menubodyext1[i];
				bodyExt2 += menubodyext2[i];
				bodyExt3 += menubodyext3[i];
				

				//document.getElementById(ginucode).style.display.backgroundcolor='#FFFFFF';
			}
			
		}

		if(search == "Y"){
			
				SearchButton += "<img src='/img/twt/bt_list.gif' onclick='schKeyword()' style='cursor:pointer'>"
			}
		
		
	
		
		document.getElementById("menu_position").innerHTML = TitleText ;			// 메뉴리스트
		document.getElementById("titleImg").innerHTML = TitleImg ;						// 타이틀 이미지	
		document.getElementById("subtutleImg").innerHTML = subtutleImg ;						// 서브타이틀 이미지	
		document.getElementById("SearchButton").innerHTML = SearchButton ;	// 검색버튼
		document.getElementById("PreSub").innerHTML = PreSub ;	                    // 이전메뉴 버튼
		document.getElementById("NextSub").innerHTML = NextSub ;					// 다음메뉴 버튼
		document.getElementById("BodyText").innerHTML = bodyText ;				    // body 소제목
		document.getElementById("boardCon").innerHTML = boardCon ;				// body 내용 1
		if (bodyExt1 != ""){
			document.getElementById("bodyExt1").innerHTML = bodyExt1 ;				// body 내용 2
		}else{
			document.getElementById("bodyExt1").disabled;
		}

		if (bodyExt2 != ""){
			document.getElementById("bodyExt2").innerHTML = bodyExt2 ;				// body 내용 3
		}else{
			document.getElementById("bodyExt2").disabled;
		}

		if (bodyExt3 != ""){
			document.getElementById("bodyExt3").innerHTML = bodyExt3 ;				// body 내용 4
		}else{
			document.getElementById("bodyExt3").disabled;
		}
		
		
		

		
	}