//********************* 핫이슈,포커스 관련 스크립트 *********************//

old_debate='1';

function Comeon(objid){
document.getElementById("debate"+old_debate).style.display="none";
document.getElementById("debate"+old_debate+"#1").style.display="";
document.getElementById("debate"+objid+"#1").style.display="none";
document.getElementById("debate"+objid).style.display="";
document.getElementById("debate_content"+old_debate).style.display="none";
document.getElementById("debate_content"+objid).style.display="";
old_debate=objid;
}

var objid = 1;
var interval_best;

function best_change()
{
 if( objid == 2 )
  objid = 1;
 else
  objid++;

 Comeon(objid);
}

function setInterval_best()
{
 interval_best = setInterval("best_change()",2500);
}
function clearInterval_best()
{
 clearInterval(interval_best);
}

//********************* 인제소식 롤링 관련 스크립트 *********************//

function div_view(opt,maxCnt,idCnum,divIdNm){//옵션(이전,다음),최대DIV개수,현재ID번호,DIV명
	cnum=document.getElementById(idCnum);
	if(opt=='prev'){
		if(cnum.value==1){
			viewNum=maxCnt;
		}
		else{
			viewNum=Number(cnum.value)-Number(1);
		}
	}
	else{
		if(cnum.value==maxCnt){
			viewNum=1;
		}
		else{
			viewNum=Number(cnum.value)+Number(1);
		}
	}

	for(var i=1;i<=maxCnt;i++){
		divID=document.getElementById(divIdNm+i);
		if(i==viewNum) divID.style.display="";
		else divID.style.display="none";
	}
	cnum.value=viewNum;
}

function div_view_news(opt,maxCnt,idCnum,divIdNm,isSetInterval){
		var isSetInterval = (isSetInterval)? isSetInterval:false;
		div_view(opt,maxCnt,idCnum,divIdNm);
		if(isSetInterval==false){
			setMainNewsIntervals('off');
		}
}

function setMainNewsIntervals(mode,time,cnt,num,IdNm){
	if(mode=='on')
		newsInterval=setInterval("div_view_news('next',"+cnt+",'"+num+"','"+IdNm+"',true)",time);
	else
	{
		try {
				clearInterval(newsInterval);
		} catch (e) {}
	}
}

//********************* 언론기사 롤링 관련 스크립트 *********************//
function Ldiv_view(opt,maxCnt,idCnum,divIdNm){//옵션(이전,다음),최대DIV개수,현재ID번호,DIV명
	cnum=document.getElementById(idCnum);
	if(opt=='prev'){
		if(cnum.value==1){
			viewNum=maxCnt;
		}
		else{
			viewNum=Number(cnum.value)-Number(1);
		}
	}
	else{
		if(cnum.value==maxCnt){
			viewNum=1;
		}
		else{
			viewNum=Number(cnum.value)+Number(1);
		}
	}

	for(var i=1;i<=maxCnt;i++){
		divID=document.getElementById(divIdNm+i);
		if(i==viewNum) divID.style.display="";
		else divID.style.display="none";
	}
	cnum.value=viewNum;
}

function Ldiv_view_news(opt,maxCnt,idCnum,divIdNm,isSetInterval){
		var isSetInterval = (isSetInterval)? isSetInterval:false;
		Ldiv_view(opt,maxCnt,idCnum,divIdNm);
		if(isSetInterval==false){
			LsetMainNewsIntervals('off');
		}
}

function LsetMainNewsIntervals(mode,time){
	if(mode=='on')
		newsInterval1=setInterval("Ldiv_view_news('next',3,'LnewsBox_cnum','LnewsBox_',true)",time);
	else
	{
		try {
				clearInterval(newsInterval1);
		} catch (e ) {}
	}
}


//**************************** 학사일정 롤링 관련 스크립트 ****************************//

var eventScrollerHeight = 43;   // 스크롤러의 세로
var eventTotalArea = 0;
var eventWaitFlag = true;
var eventMouseOver = 1;
var eventScrollSpeed = 1;	   // Scrolling 속도
var eventWaitingTime = 3000;	// 멈추는 시간
var eventScrollArray = new Array();
var eventStartPanel = 0;

function eventStartScroll() {
	eventStartPanel = 0;//dataCnt;//Math.round(Math.random()*dataCnt);
	if (eventStartPanel == 0) {
		i = 0;
		for (i in eventScrollArray)	eventInsertArea(eventTotalArea, eventTotalArea++); // area 삽입
	} else if (eventStartPanel == eventScrollArray.length - 1) {
		eventInsertArea(eventStartPanel, eventTotalArea);
		eventTotalArea++;
		for (i = 0; i < eventStartPanel; i++) {
			eventInsertArea(i, eventTotalArea); // area 삽입
			eventTotalArea++;
		}
	} else if ((eventStartPanel > 0) || (eventStartPanel < eventScrollArray.length - 1)) {
		eventInsertArea(eventStartPanel, eventTotalArea);
		eventTotalArea++;
		for (i = eventStartPanel + 1; i <= eventScrollArray.length - 1; i++) {
			eventInsertArea(i, eventTotalArea); // area 삽입
			eventTotalArea++;
		}
		for (i = 0; i < eventStartPanel; i++) {
			eventInsertArea(i, eventTotalArea); // area 삽입
			eventTotalArea++;
		}
	}
	if (eventScrollArray.length <= 2) return;    //배열의 길이에 따라 스크로링(값만 변화 시켜주면됨)
	window.setTimeout("eventScrolling()", eventWaitingTime);
}

function eventScrolling() { // 실제로 스크롤 하는 부분
	if (eventMouseOver && eventWaitFlag) {
		for (i = 0; i < eventTotalArea; i++) {
			tmp = document.getElementById('eventScrollArea' + i).style;
			tmp.top = parseInt(tmp.top) - eventScrollSpeed;
			if (parseInt(tmp.top) <= - eventScrollerHeight) {
tmp.top = eventScrollerHeight * (eventTotalArea - 1);
			}
			var temp_now_height = tmp.top;
			var now_height = parseInt(temp_now_height.split('px'));
			if (now_height == 0) {
eventWaitFlag=false;
window.setTimeout("eventWaitFlag=true;", eventWaitingTime);
			}
		}
	}
	window.setTimeout("eventScrolling()", 1);
}

function eventInsertArea(idx, n) { // area 삽입
	document.write('<span style="left: 0px; width: 178; position: absolute; top: ' + (eventScrollerHeight * n) + 'px" id="eventScrollArea' + n + '">\n' + eventScrollArray[idx] + '\n</span>\n');

	if (eventScrollArray.length <= 2){    //배열의 길이에 따라 테이블 높이 계산(1이상이면 75로 고정)
		document.all.fanscroll_image.style.height =eventScrollArray.length * 37.5;
	} else {
		document.all.fanscroll_image.style.height =75;
	}
	
}

//********************* 로그인 관련 스크립트 *********************//
function sendit() 
{
        if (document.log_frm.tname[0].checked == false && document.log_frm.tname[1].checked == false)  {
               alert("재학생 또는 교직원을 선택하세요.");
                document.log_frm.tname[0].focus();
			   return false;
        }
        if (document.log_frm.log_ID.value == "")  {
               alert("아이디를 입력하세요.");
                document.log_frm.log_ID.focus();
			   return false;
        }
       	if(document.log_frm.log_PWD.value == "") {
                alert("비밀번호를  입력하세요.");
		        document.log_frm.log_PWD.focus();
		        return false;
        }
        return true;           
}

// 로그인 입력창 배경 이미지 변환 관련
function OnEnter( Obj ){	var bgT = eval("Obj.style"); 		bgT.backgroundImage = "";}
function OnExit ( Obj ){
	if(Obj.value=='') {
	var bgT = eval("Obj.style"); 
	bgT.backgroundImage = "url(http://www.inje.ac.kr/img/M00_login_IDbg.gif)";}}
function tchgEnter(Obj){	var bgT = eval("Obj.style"); 		bgT.backgroundImage = ""; }
function tchgExit(Obj){	
	if(Obj.value=='') {
	var bgT = eval("Obj.style"); 
	bgT.backgroundImage = "url(http://www.inje.ac.kr/img/M00_login_pwdbg.gif)";}
}

//********************* 검색 관련 스크립트 *********************//
function tsearch() 
{
        if (document.Search_frm.column.value.length==0)  {
               alert("검색항목을 선택하세요.");
                document.Search_frm.column.focus();
			   return false;
        }
        if (document.Search_frm.Searchstring.value == "")  {
               alert("검색어를 입력하세요.");
                document.Search_frm.Searchstring.focus();
			   return false;
        }
        return true;           
}

//********************* 배너 관련 스크립트 *********************//
function init() {
	popText = banneropen.style;
	tab = bannerclose.style;
	menuVisibility = 1;
	bnsetMainNewsIntervals('on','1000');
}

function textMenu() {
	if (menuVisibility) {
		tab.visibility = "hidden";
		tab.left = 961;
		tab.visibility = "visible";
		popText.visibility = "hidden";
		menuVisibility = 0;
		return;
	}
	if (!menuVisibility) {
		tab.visibility = "hidden";
		popText.visibility = "visible";
		menuVisibility = 1;
		filterApply();
	}
}

function filterApply() {
	banneropen.style.visibility = "hidden";
	banneropen.filters.item(0).transition = 7;
	banneropen.filters.item(0).apply();
	banneropen.style.visibility = "visible";
	banneropen.filters(0).play();
}

function bnsetMainNewsIntervals(mode,time){	//자동으로 배너 사라지게 함수 불러들임
	if(mode=='on')
		bannerInterval=setInterval("bnfadeout(true);",time);
	else
	{
		try {
				clearInterval(bannerInterval);
		} catch (e) {}
	}
}

function bnfadeout(isSetInterval){	//isSetInterval이 on이면 실행(페이지 열때 한번만 실행됨)
	if(isSetInterval==false){
		bnsetMainNewsIntervals('off');
	}else{
		tab.visibility = "hidden";
		tab.left = 961;
		tab.visibility = "visible";
		popText.visibility = "hidden";
		menuVisibility = 0;
		bnsetMainNewsIntervals('off');
	}
}


//********************* 배너 롤링 스크립트 *********************//
var HotclickScrollerHeight = 60;   // 스크롤러의 세로
var HotclickTotalArea = 0;
var HotclickWaitFlag = true;
var HotclickMouseOver = 1;
var HotclickScrollSpeed = 1;	   // Scrolling 속도
var HotclickWaitingTime = 3000;	// 멈추는 시간
var HotclickScrollArray = new Array();
var HotclickStartPanel = 0;
function HotclickScroll() {
	HotclickStartPanel = 0;//dataCnt;//Math.round(Math.random()*dataCnt);
	if (HotclickStartPanel == 0) {
		i = 0;
		for (i in HotclickScrollArray)	HotclickInsertArea(HotclickTotalArea, HotclickTotalArea++); // area 삽입
	} else if (HotclickStartPanel == HotclickScrollArray.length - 1) {
		HotclickInsertArea(HotclickStartPanel, HotclickTotalArea);
		HotclickTotalArea++;
		for (i = 0; i < HotclickStartPanel; i++) {
			HotclickInsertArea(i, HotclickTotalArea); // area 삽입
			HotclickTotalArea++;
		}
	} else if ((HotclickStartPanel > 0) || (HotclickStartPanel < HotclickScrollArray.length - 1)) {
		HotclickInsertArea(HotclickStartPanel, HotclickTotalArea);
		HotclickTotalArea++;
		for (i = HotclickStartPanel + 1; i <= HotclickScrollArray.length - 1; i++) {
			HotclickInsertArea(i, HotclickTotalArea); // area 삽입
			HotclickTotalArea++;
		}
		for (i = 0; i < HotclickStartPanel; i++) {
			HotclickInsertArea(i, HotclickTotalArea); // area 삽입
			HotclickTotalArea++;
		}
	}
	if (HotclickScrollArray.length <= 6) return;    //배열의 길이에 따라 스크로링(값만 변화 시켜주면됨)
	window.setTimeout("HotclickScrolling()", HotclickWaitingTime);
}
function HotclickScrolling() { // 실제로 스크롤 하는 부분
	if (HotclickMouseOver && HotclickWaitFlag) {
		for (i = 0; i < HotclickTotalArea; i++) {
			tmp = document.getElementById('HotclickScrollArea' + i).style;
			tmp.top = parseInt(tmp.top) - HotclickScrollSpeed;
			if (parseInt(tmp.top) <= - HotclickScrollerHeight) {
tmp.top = HotclickScrollerHeight * (HotclickTotalArea - 1);
			}
			var temp_now_height = tmp.top;
			var now_height = parseInt(temp_now_height.split('px'));
			if (now_height == 0) {
HotclickWaitFlag=false;
window.setTimeout("HotclickWaitFlag=true;", HotclickWaitingTime);
			}
		}
	}
	window.setTimeout("HotclickScrolling()", 1);
}
function HotclickInsertArea(idx, n) { // area 삽입
	document.write('<span style="left: 0px; width: 200; position: absolute; top: ' + (HotclickScrollerHeight * n) + 'px" id="HotclickScrollArea' + n + '">\n' + HotclickScrollArray[idx] + '\n</span>\n');

	if (HotclickScrollArray.length <= 6){    //배열의 길이에 따라 테이블 높이 계산(5이상이면 300으로 고정)
		document.all.Hotclick_image.style.height =HotclickScrollArray.length * 60;
	} else {
		document.all.Hotclick_image.style.height =360;
	}
	
}