function ShowPortfolioImage(img)
{
	document.getElementById('portfolio-image' + showingImage).style.display = 'none';
	document.getElementById('portfolio-menu-item' + showingImage).className = '';
	
	document.getElementById('portfolio-image' + img).style.display = 'block';
	document.getElementById('portfolio-menu-item' + img).className = 'selected-portfolio-item';
	showingImage = img;
} 

var ScrollerLength = new Array();
var ScrollerActive = new Array();

function ScrollerInit(name)
{
	setTimeout("Scroller('" + name + "')", 3000);
}

function Scroller(name)
{
	document.getElementById(name + '-' + ScrollerActive[name]).style.display = '';
	ScrollerActive[name]++;
	if(ScrollerActive[name] >= ScrollerLength[name])
		ScrollerActive[name] = 0;
	document.getElementById(name + '-' + ScrollerActive[name]).style.display = 'block';
	setTimeout("Scroller('" + name + "')", 3000);
}

function AboutScrollers()
{
	ScrollerInit('mini-profile');
}

function ChangeSlide(name, skip)
{
	document.getElementById(name + '-' + ScrollerActive[name]).style.display = 'none';
	ScrollerActive[name] += skip;
	if(ScrollerActive[name] >= ScrollerLength[name])
		ScrollerActive[name] = 0;
	if(ScrollerActive[name] < 0)
		ScrollerActive[name] = ScrollerLength[name] - 1;
	document.getElementById(name + '-' + ScrollerActive[name]).style.display = 'block';
}