var W3CDOM = (document.createElement && document.getElementsByTagName);

// portImg = (href,popitURL,popitHeight,imgSrc,imgWidth,imgHeight)
portImg = new Array (
"#,/images/portfolio/bigs/boston-big.jpg,328,/images/portfolio/images/1big_poboy.jpg,216,252",
"#,/images/portfolio/bigs/fpcb-big.jpg,432,/images/portfolio/images/2big-cpointcds.jpg,216,252",
"#,/images/portfolio/bigs/chuckdan-big.jpg,588,/images/portfolio/images/3big_rico.jpg,216,252",
"#,/images/portfolio/bigs/comfort-big.jpg,476,/images/portfolio/images/4big_4orm.jpg,216,252",
"#,/images/portfolio/bigs/cpoint-big.jpg,467,/images/portfolio/images/5big_cafe.jpg,216,252",
"#,/images/portfolio/bigs/cvhs-big.jpg,552,/images/portfolio/images/6big_xmas.jpg,216,252",
"#,/images/portfolio/bigs/disklabs-big.jpg,290,/images/portfolio/images/7big_dove.jpg,216,252",
"#,/images/portfolio/bigs/ficpa-big.jpg,338,/images/portfolio/images/8big_glass.jpg,216,252",
"#,/images/portfolio/bigs/flight93-big.jpg,394,/images/portfolio/images/9big_mattben.jpg,216,252",
"#,/images/portfolio/bigs/ion-big.jpg,410,/images/portfolio/images/10big_pure.jpg,216,252",
"#,/images/portfolio/bigs/labyrinth-big.jpg,346,/images/portfolio/images/11big_cpointlove.jpg,216,252",
"#,/images/portfolio/bigs/pure-big.jpg,294,/images/portfolio/images/12big_birds.jpg,216,252",
"#,/images/portfolio/bigs/rabbi-big.jpg,232,/images/portfolio/images/13big_routes.jpg,216,252",
"#,/images/portfolio/bigs/rapjack-big.jpg,316,/images/portfolio/images/14big_warren.jpg,216,252",
"#,/images/portfolio/bigs/warren-big.jpg,376,/images/portfolio/images/15big_chelsea.jpg,216,252",
"#,/images/portfolio/bigs/warren-big.jpg,376,/images/portfolio/images/16big_batter.jpg,216,252"
);

var ImgNum = 0;
var ImgLength = portImg.length - 1;
var firstClick = true;

function popit(url,h) {
newwindow=window.open(url,'name','height='+h+',width=448,directories=no,location=no,menubar=no,resizable=yes,scrollbars=no,status=no,toolbar=no');
    if (window.focus) 
        newwindow.focus();
    return false;
}

function chgImg(method,imgIndex,direction) {
    if (!W3CDOM) return;
    if (document.images) {
        if (method == 'direct') {
            ImgNum = imgIndex;
            firstClick = false;
        } else {
            if (firstClick == true) {
                if (direction == 1) {
                    ImgNum = 0;
                } else {
                    ImgNum = ImgLength;
                }
                firstClick = false;
            } else {
                ImgNum = ImgNum + direction;
            }
            if (ImgNum > ImgLength) {
                ImgNum = 0;
            }
            if (ImgNum < 0) {
                ImgNum = ImgLength;
            }
        }
        if (document.getElementById('scrn').hasChildNodes()) {
            ankorOld = document.getElementById('scrn').firstChild;
            document.getElementById('scrn').removeChild(ankorOld);
        }
        var ankor = document.createElement('a');
        var imij = document.createElement('img');
        var imgChosen = portImg[ImgNum];
        var imgChosenArray = imgChosen.split(",");
        var linkRef = imgChosenArray[0];
        var popitURL = imgChosenArray[1];
        var popitHeight = imgChosenArray[2];
        var imgSrc = imgChosenArray[3];
        var imgWidth = imgChosenArray[4];
        var imgHeight = imgChosenArray[5];
        imij.src= imgSrc;
        imij.width = imgWidth;
        imij.height = imgHeight;
        imij.alt = "";
        ankor.appendChild(imij);
        ankor.href = linkRef;
        // ankor.onclick=function(){ return popit(popitURL,popitHeight); }
        document.getElementById('scrn').appendChild(ankor);
        return false;
    }
}