initMaxSlides = "";

function initSlideshow(num, value) {
    initMaxSlides = num;
    if(document.images) {
        currentslide=1;
        maxslides = initMaxSlides; 
    }
   
}


function prevSlide(){
    if(document.images) {
        currentslide--;
        if(currentslide <1) {
            currentslide = maxslides;
            eval("document.getElementById('content" + currentslide + "').style.display = 'block'");
            eval("document.getElementById('content" + 1 + "').style.display = 'none'");
        } else {
            if (currentslide-1 != currentslide) {
                eval("document.getElementById('content" + currentslide + "').style.display = 'block'");
                eval("document.getElementById('content" + (currentslide+1) + "').style.display = 'none'");
            }
        }
    }
}

function nextSlide(){
    if(document.images) {
        currentslide++;
        if(currentslide > maxslides) {
            currentslide = 1;
            eval("document.getElementById('content" + currentslide + "').style.display = 'block'");
            eval("document.getElementById('content" + maxslides + "').style.display = 'none'");
        } else {
            if (currentslide+1 != currentslide) {
                eval("document.getElementById('content" + currentslide + "').style.display = 'block'");
                eval("document.getElementById('content" + (currentslide-1) + "').style.display = 'none'");
            }
        }
    }
}