// JavaScript Document

setTimeout("fade()", 33);

var opacityval = 1.0;
var pausetime = 120;
var pause = true;
var activeobj = 1;

function fade()
{
	var element = document.getElementById("portfolio01");
	var element2 = document.getElementById("portfolio02");
	var element3 = document.getElementById("portfolio03");
	
	if (!pause)
	{
		
		if (opacityval > 0)
			opacityval -= 0.02;
		else
		{
			pause = true;
			opacityval = 1;
			activeobj = (activeobj < 3) ? activeobj + 1 : 1;
		}
	}
	else
	{
		if (pausetime > 0)
			pausetime -= 1;
		else
		{
			pause = false;
			pausetime = 120;
		}
	}
	
	if (activeobj == 1)
	{
		element.style.opacity = opacityval;
		element2.style.opacity = 1 - opacityval;
	}
	else if (activeobj == 2)
	{
		element2.style.opacity = opacityval;
		element3.style.opacity = 1 - opacityval;	
	}
	else if (activeobj == 3)
	{
		element3.style.opacity = opacityval;
		element.style.opacity = 1 - opacityval;	
	}
	
	setTimeout("fade()", 33);
}