/* ------------------------------------------------------------
 * Name      : main.js
 * Desc       : main script
 * Created   : 2009/05/20 cnscamp
 ------------------------------------------------------------ */

 // 배너 바꾸기(메인 우측상단 )
function rolling(str, total) {//롤링 베너 ...
  	for(i = 1 ; i < total+1; i++){
		tabNum = "roll0" + i;
		tab_sub = document.getElementById(tabNum);
		tab_sub.style.display = "none";
		tabImg = "roll_button0" + i;
		tab_img = document.getElementById(tabImg);
		tab_img.src="/image/main/popzone_0"+i+".png";
		if(str == i){			
			tab_sub.style.display = "block";
			tab_img.src="/image/main/popzone_0"+i+"_on.png";
			counter = i - 1;
		}
	}
}
var counter = 0;
var change_flag = "T";

function changeBanner(total){
	if (change_flag =="T")
	{
	if(counter > total-1)
	counter = 0;
	
	rolling(counter + 1, total);
	
	counter++;
	}
}
// 배너 바꾸기


// 배너 바꾸기(메인 좌측중앙 자치센터강사뱅크 등..)
function lrolling(str) {//롤링 베너 ...
	for(i = 1 ; i < 5; i++){

			tabNum = "lroll0" + i;
			tabNum = "lroll0" + i;
			tab_sub = document.getElementById(tabNum);
			tab_sub.style.display = "none";
			tabImg = "lroll_button0" + i;
			tab_img = document.getElementById(tabImg);
			tab_img.src="/images/main/java_num0"+i+".gif";
			if(str == i){			
				tab_sub.style.display = "block";
				tab_img.src="/images/main/java_num0"+i+"on.gif";
				l_counter = i - 1;

		}
	}
}
var l_counter = 0;
var l_change_flag = "T";
function left_changeBanner(){
	if (l_change_flag =="T")
	{
	if(l_counter > 3)
	l_counter = 0;
	
	lrolling(l_counter + 1);
	
	l_counter++;
	}
}

// 메인 3개 게시판 
function notice_rolling(str) { 
	for(i = 1 ; i < 4; i++){
			tabNum = "notice_roll0" + i; //notic_roll01
			tab_sub = document.getElementById(tabNum);//document.getElementById(notic_roll01);
			tab_sub.style.display = "none";//기존 공지및 행사의 이미지를 안보이게
			tabImg = "notice_roll_button0" + i;//notic_roll_button01
			tab_img = document.getElementById(tabImg);//document.getElementById(notic_roll_button01);
			tab_img.src="image/main/btn_tap"+i+".gif";//notice_tit01.gif
			if(str == i){			
				tab_sub.style.display = "block";
				tab_img.src="image/main/btn_tap"+i+"_on.gif";

		}
		if(str=="1"){
		document.getElementById("moreurl").href="/inform/n_sub01.asp"
		}else if(str=="2"){
		document.getElementById("moreurl").href="/inform/n_sub02.asp"
		}else if(str=="3"){
		document.getElementById("moreurl").href="/inform/n_sub06.asp"
		}

	}
}

// 배너(중앙 원형배너 - 중원포커스위)
function crolling(str) {//롤링 베너 ...
	for(i = 1 ; i < 5; i++){
			tabNum = "croll0" + i;
			tabNum = "croll0" + i;
			tab_sub = document.getElementById(tabNum);
			tab_sub.style.display = "none";
			if(str == i){			
				tab_sub.style.display = "block";
				c_counter = i - 1;

		} 	}
}
var c_counter = 0;
var c_change_flag = "T";
function center_changeBanner(){
	if (c_change_flag =="T")
	{
	if(c_counter > 3)
	c_counter = 0;
	
	crolling(c_counter + 1);
	
	c_counter++;
	}
}