// JavaScript Document

function showContent(id) {
	if(document.getElementById("tabContent" + id).style.display ) {
		document.getElementById("tabContent" + id).style.display = 'block';
	}
	
}	

function hideContent(j) {
	
	for(j=1;j<=2;j++) {
			document.getElementById("tabContent" + j).style.display = 'none';
	}
}

function hideMenu(k) {
	
	for(k=1;k<=2;k++) {
			document.getElementById("tab_" + k).style.display = 'none';
	}
}

function showMenu(id) {
	if(document.getElementById("tab_" + id).style.display ) {
		document.getElementById("tab_" + id).style.display = 'block';
	}
	
}

function openNewWindow(URLtoOpen, windowName, windowFeatures) {
   	newWindow=window.open(URLtoOpen, windowName, windowFeatures);
}


var dpopTimer = "";

function showDownloadPopup(e) {
	var popDownload = document.getElementById('dpop');
	var btnDownload = document.getElementById('download');

	if (moveanim.timer != null) {
		clearInterval(moveanim.timer);
		moveanim.timer = null;
	}

	// Determine where we should pop up in relation to the download button

	position = findElementPos(btnDownload);
	popDownload.style.top = "-135" + "px";
	popDownload.style.left = "30" + "px";

	// If already trigger a rollover, cancel it because we're back in

	if (dpopTimer != "")
	{
		clearTimeout(dpopTimer);
		dpopTimer = "";
	} else {
		setOpacity(0, 'dpop');
		popDownload.style.visibility = 'visible';
		moveStart(popDownload, parseInt(popDownload.style.left), parseInt(popDownload.style.left), parseInt(popDownload.style.top) + 10, parseInt(popDownload.style.top), 15);
		fadeElementSetup('dpop', 0, 100, 13);
	}
}

function hideDownloadPopup() {
	// Start timer to hide the pop-up and the overlay
	dpopTimer = setTimeout("actuallyHide()", 500);
}

function actuallyHide() {
	var popDownload = document.getElementById('dpop');
	if (dpopTimer != "")
	{
		dpopTimer = "";
		moveStart(popDownload, parseInt(popDownload.style.left), parseInt(popDownload.style.left), parseInt(popDownload.style.top), parseInt(popDownload.style.top) - 10, 15);		
		fadeElementSetup('dpop', 100, 0, 13, 1);
	}
}

//
// MOVE: Animate the move of an element.
//
// Move is also synchronous. One at a time, please.
//

var moveanim = {time:0, beginX:0, changeX:0.0, beginY:0, changeY:0, duration:0.0, element:null, timer:null};

function moveStart(elem, startX, endX, startY, endY, duration)
{
	if (moveanim.timer != null) {
		clearInterval(moveanim.timer);
		moveanim.timer = null;
	}
	moveanim.time = 0;
	moveanim.beginX = startX;
	moveanim.changeX = endX - startX;
	moveanim.beginY = startY;
	moveanim.changeY = endY - startY;
	moveanim.duration = duration;
	moveanim.element = elem;

	moveanim.timer = setInterval("moveAnimDo();", 15);
}

function moveAnimDo()
{
	if (moveanim.time > moveanim.duration) {
		clearInterval(moveanim.timer);
		moveanim.timer = null;
	}
	else {
		moveX = cubicOut(moveanim.time, moveanim.beginX, moveanim.changeX, moveanim.duration);
		moveY = cubicOut(moveanim.time, moveanim.beginY, moveanim.changeY, moveanim.duration);
		moveanim.element.style.left = moveX + "px";
		moveanim.element.style.top = moveY + "px";
		moveanim.time++;
	}
}


//console.log("Initialized");