/*
* Index page scripts 
*/

/* 
* Preload onmouseover images
*/
function preload_image(_image) {
    var image = new Image;
    image.src = _image;
}

/* 
* Change area image onmouseover on index page 
*/
function change_image(region) {
    var ShowItem = document.getElementById("area_image");
    var LinkItem = document.getElementById("area_" + region);
    ShowItem.style.backgroundImage = 'url(/img/area_' + region + '.gif)';
    LinkItem.style.textDecoration = "underline";
    return true;
}

/* 
* Change back area image onmouseout on index page
*/
function hide_image(region) {
    var ShowItem = document.getElementById("area_image");
    var LinkItem = document.getElementById("area_" + region);
    ShowItem.style.backgroundImage = 'url(/img/none.gif)';
    LinkItem.style.textDecoration = "none";
    return true;
}

/*
* Popup new news window
*/
var newWin;
function popUp(page, name, details) {
    newWin = window.open(page, name, details);
    newWin.focus();
    return false;
}

// Firefox startpage info box 
function startpage_ff() {
    document.getElementById('startpage_ff').style.display = 'none';
    document.getElementById('startpage_ff_info').style.display = 'block';
    startpage_set();
}

// See if startpage-icon cookie is set 
function startpage_cookie_get() {
    var cookies = document.cookie.split("; ");

    for (i = 0; i < cookies.length; i++) {
        if (cookies[i] == "b_sp=1")
            return true;
    }

    return false;
}

/* Register click in cookie and add statistics */
function startpage_set() {
    /* Set cookie */
    var cookie_expire = new Date();
    cookie_expire.setTime(cookie_expire.getTime() + 1000 * 60 * 60 * 24 * 365);
    cookie_expire = cookie_expire.toGMTString();
    document.cookie = "b_sp=1; expires=" + cookie_expire + ";";

    /* Ajax */
    ajax_request("/redir?s=startpage_click&nc=1", null, startpage_callback, null, true, "GET");

    /* Hide icon */
    document.getElementById("startpage_ie").style.display = 'none';
}

/* Dummy callback */
function startpage_callback(result, xmlhttp, link) {
}

/* Hide FF-info box */
function startpage_ff_info_close() {
    document.getElementById("startpage_ff_info").style.display = 'none'; ;
}