var ie5=(document.getElementById && document.all);
var ns6=(document.getElementById && !document.all);

nPlus = 2;
movement=3;
menumovement=2;
speed = 100;
movespeed = 10;
nOpac = 0;
var eType= "";
var bgPrefix="";
var eArrow="";

if(ns6) document.getElementById('mainContent2').style.left=-130

function startOver(){
	nOpac = 0;
	if(eType=="1"){
		document.getElementById('mainTheme1').style.left=0;
		moveleftObj="mainTheme1";
		moveleftStopPoint=-130;
		fadein();
		moveleft();
	}else{
		document.getElementById('mainTheme2').style.left=-130;
		moverightObj="mainTheme2";
		moverightStopPoint=0;
		fadein();
		moveright();
	}
}

function startProduction(){
	eType="1";
	eArrow=">"
	bgPrefix="produces";
	curStatus="";
	mainmenu[1]="服務項目";
	mainmenu[2]="工作室簡介";
	mainmenu[3]="製作經歷";
	submenu[1]="現場錄音";
	submenu[2]="數位同步錄混音";
	submenu[3]="編曲樂譜";
	submenu[4]="宣傳帶配音";
	submenu[5]="電玩音效";
	submenu[6]="聲音轉檔剪接";

	MM_preloadImages('images/main_04_rollover.jpg','images/main_06_rollover.jpg','images/producesBgPic_01_1.gif','images/producesBgPic_01_2.gif','images/producesBgPic_01_3.gif','images/producesBgPic_01_4.gif','images/producesBgPic_01_5.gif','images/producesBgPic_01_6.gif','images/producesBgPic_02.gif','images/producesBgPic_03.gif');
	nOpac = 0;
	document.getElementById('mainTheme1').style.left=0;
	fadeinObj="themePic1";
	fadein();
	moveleftObj="mainTheme1";
	moveleftStopPoint=-130;
	moveleft();
}

function startPerformance(){
	eType="2";
	eArrow="<"
	bgPrefix="proform";
	curStatus="";
	mainmenu[1]="服務項目";
	mainmenu[2]="演出類型";
	mainmenu[3]="演出經歷";
	submenu[1]="街頭藝人";
	submenu[2]="民歌演唱";
	submenu[3]="現場伴奏";
	submenu[4]="精緻樂團";
	submenu[5]="熱門樂團";
	submenu[6]="爵士大樂團";

	MM_preloadImages('images/produceSubpage_over.gif','images/back2Arrow_over.gif','images/proformBgPic_02_1.gif','images/producesBgPic_02_2.gif','images/producesBgPic_02_3.gif','images/producesBgPic_02_4.gif','images/producesBgPic_02_5.gif','images/producesBgPic_02_6.gif','images/producesBgPic_03.gif');
	nOpac = 0;
	document.getElementById('mainTheme2').style.left=-130;
	fadeinObj="themePic2";
	fadein();
	moverightObj="mainTheme2";
	moverightStopPoint=0;
	moveright();
}

var moveleftObj="";
var moveleftStopPoint=0;
function moveleft(){
	var objDiv=document.getElementById(moveleftObj);
	if(parseInt(objDiv.style.left)>moveleftStopPoint){
		if(parseInt(objDiv.style.left)-movement<=moveleftStopPoint) objDiv.style.left=moveleftStopPoint;
		else objDiv.style.left=parseInt(objDiv.style.left)-movement;
		setTimeout('moveleft()',movespeed);
	}else{
		clearTimeout();
	}
}

var moverightObj="";
var moverightStopPoint=0;
function moveright(){
	var objDiv=document.getElementById(moverightObj);
	if(parseInt(objDiv.style.left)<moverightStopPoint){
		if(parseInt(objDiv.style.left)+movement+movement>=moverightStopPoint) objDiv.style.left=moverightStopPoint;
		else objDiv.style.left=parseInt(objDiv.style.left)+movement;
		setTimeout('moveright()',movespeed);
	}else{
		clearTimeout();
	}
}

function resetProductionMenu(){
	for(i=1; i<4; i++){
		if(i==1){
			document.getElementById('menu'+eType+'_1'+i).innerHTML="<a href=\"javascript:resetProductionMenu()\">"+mainmenu[i]+"</a>";
			document.getElementById('menu'+eType+'_1'+i+'_arrow').innerHTML="";
		}else{
			document.getElementById('menu'+eType+'_1'+i).innerHTML="<a href=\"javascript:loadContent('"+i+"')\">"+mainmenu[i]+"</a>";
			document.getElementById('menu'+eType+'_1'+i+'_arrow').innerHTML="";
		}
	}
	moveleftObj="leftMenuItem";
	moveleftStopPoint=-130;
	moveleft();
}

function resetPerformanceMenu(){
	for(i=1; i<4; i++){
		if(i==2){
			document.getElementById('menu'+eType+'_1'+i).innerHTML="<a href=\"javascript:resetPerformanceMenu()\">"+mainmenu[i]+"</a>";
			document.getElementById('menu'+eType+'_1'+i+'_arrow').innerHTML="";
		}else{
			document.getElementById('menu'+eType+'_1'+i).innerHTML="<a href=\"javascript:loadContent('"+i+"')\">"+mainmenu[i]+"</a>";
			document.getElementById('menu'+eType+'_1'+i+'_arrow').innerHTML="";
		}
	}
	moverightObj="rightMenuItem";
	moverightStopPoint=0;
	moveright();
}

function backUpMenu(){
	for(i=1; i<7; i++){
		document.getElementById('menu'+eType+'_2'+i).innerHTML="<a href=\"javascript:loadSubContent('"+i+"')\">"+submenu[i]+"</a>";
		document.getElementById('menu'+eType+'_2'+i+'_arrow').innerHTML="";
	}
	if(eType=="1"){
		moverightObj="leftMenuItem";
		moverightStopPoint=0;
		moveright();
	}else{
		moveleftObj="rightMenuItem";
		moveleftStopPoint=-130;
		moveleft();
	}
}

function loadContent(menuSeq){
	if(curStatus!=""){
		if(demoType=="v") document.getElementById("mediaDiv"+eType).innerHTML="<img src=\"images/videoBG.gif\" width=\"360\" height=\"270\">";
		curStatus="";
	}
	document.getElementById('mainContent'+eType).innerHTML="";
	document.getElementById('themePic'+eType).style.background="url(images/"+bgPrefix+"BgPic_0"+menuSeq+".jpg)";
	for(i=1; i<4; i++){
		if(i==1 && eType=="1"){
			document.getElementById('menu'+eType+'_1'+i).innerHTML="<a href=\"javascript:resetProductionMenu()\">"+mainmenu[i]+"</a>";
			document.getElementById('menu'+eType+'_1'+i+'_arrow').innerHTML="";
		}else if(i==2 && eType=="2"){
			document.getElementById('menu'+eType+'_1'+i).innerHTML="<a href=\"javascript:resetPerformanceMenu()\">"+mainmenu[i]+"</a>";
			document.getElementById('menu'+eType+'_1'+i+'_arrow').innerHTML="";
		}else{
			if(i==menuSeq){
				document.getElementById('menu'+eType+'_1'+i).innerHTML=mainmenu[i];
				document.getElementById('menu'+eType+'_1'+i+'_arrow').innerHTML=eArrow;
			}else{
				document.getElementById('menu'+eType+'_1'+i).innerHTML="<a href=\"javascript:loadContent('"+i+"')\">"+mainmenu[i]+"</a>";
				document.getElementById('menu'+eType+'_1'+i+'_arrow').innerHTML="";
			}
		}
	}
	startOver();
	if(menuSeq=="2" && eType=="1"){
		loadData("getIntro.html", "mainContent"+eType);
	}
	if(menuSeq=="3"){
		loadData("getExperience.php?etype="+eType, "mainContent"+eType);
	}
}

function loadSubContent(subMenuSeq){
	if(curStatus!=""){
		if(demoType=="v") document.getElementById("mediaDiv"+eType).innerHTML="<img src=\"images/videoBG.gif\" width=\"360\" height=\"270\">";
		curStatus="";
	}
	document.getElementById('mainContent'+eType).innerHTML="";
	document.getElementById('themePic'+eType).style.background="url(images/"+bgPrefix+"BgPic_0"+eType+"_"+subMenuSeq+".jpg)";
	for(i=1; i<7; i++){
		if(i==subMenuSeq){
			document.getElementById('menu'+eType+'_2'+i).innerHTML=submenu[i];
			document.getElementById('menu'+eType+'_2'+i+'_arrow').innerHTML=eArrow;
		}else{
			document.getElementById('menu'+eType+'_2'+i).innerHTML="<a href=\"javascript:loadSubContent('"+i+"')\">"+submenu[i]+"</a>";
			document.getElementById('menu'+eType+'_2'+i+'_arrow').innerHTML="";
		}
	}
	startOver();
	loadData("getExplink.php?etype="+eType+"&itemid="+subMenuSeq, "mainContent"+eType);
}

function goPage(page){
	loadData("getExperience.php?etype="+eType+"&page="+page, "mainContent"+eType);
}

var curStatus="";
var demoType="";
function goDemo(dtype, id, f){
	demoType=dtype;
	document.getElementById("videoTheme"+eType).innerHTML="";
	curStatus="1";
	if(eType=="1"){
		moveleftObj="mainTheme"+eType;
		moveleftStopPoint=-763;
		moveleft();
	}else{
		moverightObj="mainTheme"+eType;
		moverightStopPoint=632;
		moveright();
	}
	if(dtype=="v"){
		loadData("getVideo.php?etype="+eType+"&id="+id+"&f="+f, "videoTheme"+eType);
	}else{
		loadData("getPhoto.php?etype="+eType+"&id="+id+"&f="+f, "videoTheme"+eType);
	}
}

function closeDemo(dtype){
	clearTimeout();
	if(dtype=="v") document.getElementById("mediaDiv"+eType).innerHTML="<img src=\"images/videoBG.gif\" width=\"360\" height=\"270\">";
	if(eType=="1"){
		moverightObj="mainTheme"+eType;
		moverightStopPoint=-130;
		moveright();
	}else{
		moveleftObj="mainTheme"+eType;
		moveleftStopPoint=0;
		moveleft();
	}
}