// JavaScript Document

var myLayer;

function one () {
	
	document.getElementById('p1').style.display = 'block';
	document.getElementById('p2').style.display = 'none';
	document.getElementById('p3').style.display = 'none';
	document.getElementById('p4').style.display = 'none';
	document.getElementById('link-one').style.backgroundImage = 'url(media/images/img_circle.gif)';
	document.getElementById('link-two').style.backgroundImage = 'none';
	document.getElementById('link-three').style.backgroundImage = 'none';
	document.getElementById('link-four').style.backgroundImage = 'none';
	document.getElementById('link-one').style.color = '#484c50';
	document.getElementById('link-two').style.color = '#FFFFFF';
	document.getElementById('link-three').style.color = '#FFFFFF';
	document.getElementById('link-four').style.color = '#FFFFFF';
}

function two () {
	
	document.getElementById('p2').style.display = 'block';
	document.getElementById('p1').style.display = 'none';
	document.getElementById('p3').style.display = 'none';
	document.getElementById('p4').style.display = 'none';
	document.getElementById('link-two').style.backgroundImage = 'url(media/images/img_circle.gif)';
	document.getElementById('link-one').style.backgroundImage = 'none';
	document.getElementById('link-three').style.backgroundImage = 'none';
	document.getElementById('link-four').style.backgroundImage = 'none';
	document.getElementById('link-two').style.color = '#484c50';
	document.getElementById('link-one').style.color = '#FFFFFF';
	document.getElementById('link-three').style.color = '#FFFFFF';
	document.getElementById('link-four').style.color = '#FFFFFF';
}

function three () {
	
	document.getElementById('p3').style.display = 'block';
	document.getElementById('p1').style.display = 'none';
	document.getElementById('p2').style.display = 'none';
	document.getElementById('p4').style.display = 'none';
	document.getElementById('link-three').style.backgroundImage = 'url(media/images/img_circle.gif)';
	document.getElementById('link-two').style.backgroundImage = 'none';
	document.getElementById('link-one').style.backgroundImage = 'none';
	document.getElementById('link-four').style.backgroundImage = 'none';
	document.getElementById('link-three').style.color = '#484c50';
	document.getElementById('link-one').style.color = '#FFFFFF';
	document.getElementById('link-two').style.color = '#FFFFFF';
	document.getElementById('link-four').style.color = '#FFFFFF';
}

function four () {
	
	document.getElementById('p4').style.display = 'block';
	document.getElementById('p1').style.display = 'none';
	document.getElementById('p2').style.display = 'none';
	document.getElementById('p3').style.display = 'none';
	document.getElementById('link-four').style.backgroundImage = 'url(media/images/img_circle.gif)';
	document.getElementById('link-two').style.backgroundImage = 'none';
	document.getElementById('link-three').style.backgroundImage = 'none';
	document.getElementById('link-one').style.backgroundImage = 'none';
	document.getElementById('link-four').style.color = '#484c50';
	document.getElementById('link-one').style.color = '#FFFFFF';
	document.getElementById('link-two').style.color = '#FFFFFF';
	document.getElementById('link-three').style.color = '#FFFFFF';
}

var myNews;

function news () {
	document.getElementById('news1').style.display = 'block';
	document.getElementById('whitepapers1').style.display = 'none';
	document.getElementById('news-link').style.backgroundImage = 'url(media/images/tab_news-hover.jpg)';
	document.getElementById('whitepapers-link').style.backgroundImage = 'url(media/images/tab_whitepaper.jpg)';
	document.getElementById('whitepapers-link').style.color = '#484c50';
	document.getElementById('news-link').style.color = '#FFFFFF';

}

function whitepapers () {
	document.getElementById('whitepapers1').style.display = 'block';
	document.getElementById('news1').style.display = 'none';
	document.getElementById('whitepapers-link').style.backgroundImage = 'url(media/images/tab_whitepaper-hover.jpg)';
	document.getElementById('news-link').style.backgroundImage = 'url(media/images/tab_news.jpg)';
	document.getElementById('news-link').style.color = '#484c50';
	document.getElementById('whitepapers-link').style.color = '#FFFFFF';
}

var timeout	= 300;
var closetimer	= 0;
var ddmenuitem	= 0;


// open hidden layer
function mopen(id)
{	
	// cancel close timer
	mcancelclosetime();

	// close old layer
	if(ddmenuitem) ddmenuitem.style.display = 'none';

	// get new layer and show it
	ddmenuitem = document.getElementById(id);
	ddmenuitem.style.display = 'block';

}
// close showed layer
function mclose()
{
	if(ddmenuitem) ddmenuitem.style.display = 'none';
}

// go close timer
function mclosetime()
{
	closetimer = window.setTimeout(mclose, timeout);
}

// cancel close timer
function mcancelclosetime()
{
	if(closetimer)
	{
		window.clearTimeout(closetimer);
		closetimer = null;
	}
}

// close layer when click-out
document.onclick = mclose;