var currentPortfolio = 1;
var totalPortfolios = 1;
function LoadPortFolio(numberOfPosts) {
    totalPortfolios = numberOfPosts;
    ShowPortfolio(1);
}

function ShowPortfolio(whatPost) {
    document.getElementById('portfolioContent').innerHTML = document.getElementById('portfolio'+ whatPost).innerHTML;
}

function NextPortfolio() {
    if (currentPortfolio == totalPortfolios) {
        currentPortfolio = 1;
    }
    else {
        currentPortfolio += 1;
    }

    ShowPortfolio(currentPortfolio);
}

function PreviousPortfolio() {
    if (currentPortfolio == 1) {
        currentPortfolio = totalPortfolios;

    }
    else {
        currentPortfolio -= 1;
    }

    ShowPortfolio(currentPortfolio);
}