var mainInterval;
function startMain() {
    mainInterval = setInterval('playMain()', 10000);
}
function stopMain() {
    if (typeof mainInterval != 'undefined')
        clearInterval(mainInterval);
}
var mainTimeout;
function showMain(n) {
    if (typeof mainCurr == 'undefined')
        return;
    if (n == mainCurr)
        return;
    mainTimeout = setTimeout('aa(' + n + ')', 0);
}
function aa(n) {
    mainCurr = n;
    changeMain();
}
function mainItemMO() {
    clearTimeout(mainTimeout);
}
function changeMain() {
    if (typeof (imgMain) == "undefined")
        return;
    if (mainCurr >= imgMain.length) mainCurr = 0;
    var pager = '';
    for (i = 0; i < imgMain.length; i++) {
        $('liMain' + i).className = '';
        pager += '<span onclick="showMain(' + i + ');" onmouseover="mainPagingMO(' + i + ');" style=cursor:pointer' + ((i == mainCurr) ? ' class=sel' : '') + '>' + (i + 1) + '</span>';
    }
    $('liMain' + mainCurr).className = 'sel';
    //changeOpac('imgMain', 0);
    $S('divMainImgTooltip').display = 'none';
    $('imgMain').src = imgMain[mainCurr].src;
    //opacity('imgMain', 0, 50, 500);
    $('divMainPaging').innerHTML = pager;
    setTimeout("$('divMainImgTooltip').innerHTML = descMain[mainCurr]; $S('divMainImgTooltip').display = 'block';", 750);
}
function mainPagingMO(no) {
    $S('divMainDesc').display = $S('divMainDescArrow').display = 'block';
    var img = "<img width=100px style='float:right; margin-left:5px' src='" + imgMain[no].src + "' />";
    $('divMainDesc').innerHTML = img + $('liMain' + no).innerHTML;
    $S('divMainDescArrow').backgroundPosition = (no * 28) + 'px 0px';
}
function hideMainDesc() {
    $S('divMainDesc').display = $S('divMainDescArrow').display = 'none';
}
function playMain() {
    i = mainCurr + 1;
    showMain(i);
}

function searchChk() {
    var txtSearch = document.getElementById('txtSearch');
    if (txtSearch == null)
        txtSearch = document.getElementById('ctl00_txtSearch');
    if (txtSearch.value == '') {
        alert('الرجاء إدخال النص المراد البحث عنه');
        return false;
    }
    if (document.getElementById('rdoWeb').checked == true) {
        location.href = 'http://google.com/search?hl=ar&q=' + txtSearch.value;
        return false;
    }
}

var curPhotoGallery = 0;
function goPhotoGallery() {
    if (photoGallery.length == 0)
        return;
    document.getElementById('imgPhotoGallery').src = photoGallery[curPhotoGallery].src;
    if (++curPhotoGallery >= photoGallery.length)
        curPhotoGallery = 0;
    setTimeout('goPhotoGallery()', 1000);
}