//randomizePastProjects.js

var interval = 10; // delay between rotating images (in seconds)
var random_display = 1; // 0 = sequential, 1 = random
interval *= 1000;

    var image_index = 0;
    image_list = new Array();
    
    var fullfile_name = document.location.href;
    var file_name;
    var end = (fullfile_name.indexOf("?") == -1) ? fullfile_name.length : fullfile_name.indexOf("?");
    file_name = fullfile_name.substring(fullfile_name.lastIndexOf("/") + 1, end);
    
    switch (file_name) {
        case 'technology-solutions-it-professionals.aspx':
            image_list[image_index++] = new imageItem("imgs/slideshowimages/ist2_907493.jpg");
            image_list[image_index++] = new imageItem("imgs/slideshowimages/ist2_3435851.jpg");
            image_list[image_index++] = new imageItem("imgs/slideshowimages/ist2_6412772.jpg");
            image_list[image_index++] = new imageItem("imgs/slideshowimages/ist2_9347391.jpg");
            break;
        case 'technology-solutions-business-professional.aspx':
            image_list[image_index++] = new imageItem("imgs/slideshowimages/ist2_2558914.jpg");
            image_list[image_index++] = new imageItem("imgs/slideshowimages/ist2_9427237.jpg");
            image_list[image_index++] = new imageItem("imgs/slideshowimages/ist2_2830980.jpg");
            image_list[image_index++] = new imageItem("imgs/slideshowimages/ist2_9663650.jpg");
            image_list[image_index++] = new imageItem("imgs/slideshowimages/ist2_3037579.jpg");
            break;
        case 'louisiana-programmer-developer-network-engineer-employment.aspx':
            
            image_list[image_index++] = new imageItem("imgs/slideshowimages/ist2_2087292.jpg");
            image_list[image_index++] = new imageItem("imgs/slideshowimages/ist2_9557758.jpg");
            break;
        case 'itbydesign.aspx':
            image_list[image_index++] = new imageItem("imgs/slideshowimages/ist2_453839.jpg");
            image_list[image_index++] = new imageItem("imgs/slideshowimages/ist2_2667789.jpg");
            image_list[image_index++] = new imageItem("imgs/slideshowimages/ist2_3638371.jpg");
            break;
        default:
            image_list[image_index++] = new imageItem("imgs/slideshowimages/ist2_2667789.jpg");
            image_list[image_index++] = new imageItem("imgs/slideshowimages/ist2_3455497.jpg");
            image_list[image_index++] = new imageItem("imgs/slideshowimages/ist2_3638371.jpg");
            image_list[image_index++] = new imageItem("imgs/slideshowimages/ist2_453839.jpg");
            image_list[image_index++] = new imageItem("imgs/slideshowimages/ist2_6412772.jpg");
            image_list[image_index++] = new imageItem("imgs/slideshowimages/ist2_907493.jpg");
            image_list[image_index++] = new imageItem("imgs/slideshowimages/ist2_9391522.jpg");
            image_list[image_index++] = new imageItem("imgs/slideshowimages/ist2_9701598.jpg");
            break;
    }
    
var number_of_image = image_list.length;

function imageItem(image_location) {
    this.image_item = new Image();
    this.image_item.src = image_location;
}

function get_ImageItemLocation(imageObj) {
    return (imageObj.image_item.src)
}

function generate(x, y) {
    var range = y - x + 1;
    return Math.floor(Math.random() * range) + x;
}

function getNextImage() {
    if (random_display) {
        image_index = generate(0, number_of_image - 1);
    }
    else {
        image_index = (image_index + 1) % number_of_image;
    }
    var new_image = get_ImageItemLocation(image_list[image_index]);
    return (new_image);
}

function rotateImage(place) {
    var new_image = getNextImage();
    document[place].src = new_image;
    var recur_call = "rotateImage('" + place + "')";
    setTimeout(recur_call, interval);
}