var bTime = true;

function $e(obj)
{
	return document.getElementById(obj);
}

function tMenu()
{
	var dis = $e('menu').style.display;
	if(dis == "none")
		sMenu();
	else
		hMenu();
}

function sMenu()
{
	$e('menu').style.display = "";
}

function hMenu()
{
	$e('menu').style.display = "none";
}

function tg(obj)
{
	var dis = $e(obj).style.display;
	if(dis == "none")
		$e(obj).style.display = "";
	else
		$e(obj).style.display = "none";
}

function goPlay(key, svc)
{	
	if (bTime) 
	{
		var arrayPageSize = getPageSize();
	    $e('over').style.height = arrayPageSize[1]+"px";
	
	    var arrayPageScroll = getPageScroll();
		var lightboxTop = arrayPageScroll[1] + (arrayPageSize[3] / 15);
		
	    $e('msg').style.top = lightboxTop+"px";
		
		location.href = "play.asx?svc=" +svc + "&key=" + key + "&asx=play.asx";
		bTime = false;
		$e('over').style.display = "";
		setTimeout('ableClick()', 7000);
	}
}

function goPlayWV(key)
{	
	if (bTime) 
	{		
		$e('pl').src = "wvp.html?key=" + key;
		bTime = false;
		
		setTimeout('location.reload()', 10000);
	}
}

function ableClick()
{
	$e('over').style.display = "none";
	bTime = true;
}


// getPageSize()
// Returns array with page width, height and window width, height
// Core code from - quirksmode.org
// Edit for Firefox by pHaez
//
function getPageSize(){
	
	var xScroll, yScroll;
	
	if (window.innerHeight && window.scrollMaxY) {	
		xScroll = document.body.scrollWidth;
		yScroll = window.innerHeight + window.scrollMaxY;
	} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;
	} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		xScroll = document.body.offsetWidth;
		yScroll = document.body.offsetHeight;
	}
	
	var windowWidth, windowHeight;
	if (self.innerHeight) {	// all except Explorer
		windowWidth = self.innerWidth;
		windowHeight = self.innerHeight;
	} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;
	} else if (document.body) { // other Explorers
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	}	
	
	// for small pages with total height less then height of the viewport
	if(yScroll < windowHeight){
		pageHeight = windowHeight;
	} else { 
		pageHeight = yScroll;
	}

	// for small pages with total width less then width of the viewport
	if(xScroll < windowWidth){	
		pageWidth = windowWidth;
	} else {
		pageWidth = xScroll;
	}


	arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight) 
	return arrayPageSize;
}

// getPageScroll()
// Returns array with x,y page scroll values.
// Core code from - quirksmode.org
//
function getPageScroll(){

	var yScroll;

	if (self.pageYOffset) {
		yScroll = self.pageYOffset;
	} else if (document.documentElement && document.documentElement.scrollTop){	 // Explorer 6 Strict
		yScroll = document.documentElement.scrollTop;
	} else if (document.body) {// all other Explorers
		yScroll = document.body.scrollTop;
	}

	arrayPageScroll = new Array('',yScroll) 
	return arrayPageScroll;
}

function movePageFV(dir, amount) {
	if (amount == undefined) amount = 250;

	switch (dir)
	{
		case 'top':
			$e('cont').scrollTop = 0;
			break;
		case 'up':
						$e('cont').scrollTop = $e('cont').scrollTop - amount;
			break;
		case 'down':
						$e('cont').scrollTop = $e('cont').scrollTop + amount;
			break;
		defalut:
			break;
	}
}

function movePage(dir, amount) {
	if (amount == undefined) amount = 250;

	switch (dir)
	{
		case 'top':
			window.scrollTo(0,0);
			break;
		case 'up':
			window.scrollTo(0, document.documentElement.scrollTop - amount);
			break;
		case 'down':
			window.scrollTo(0, document.documentElement.scrollTop + amount);
			break;
		defalut:
			break;
	}
}


function setNav() 
{
	if(!document.getElementById)	return false;
	if(!$e('scrollNav'))	return false;
	
	// 스크롤 버튼
	var nav = $e('scrollNav');
    showScroll(nav);
}

function showScroll(nav)
{
	var offset = 150;
	nav.style.display = "";		
	nav.style.top = (document.documentElement.scrollTop + offset) + 'px';	
}