var timeout = 500;
var closetimer = 0;
var ddmenuitem = 0;
var senderDiv = 0;
// open hidden layer
function mopen(id, sender) {
    // cancel close timer
    mcancelclosetime();
    // close old layer
    if (ddmenuitem) {
        ddmenuitem.style.visibility = 'hidden';
        senderDiv.style.backgroundColor = '#ffffff';
    }
    // get new layer and show it
    ddmenuitem = document.getElementById(id);
    ddmenuitem.style.visibility = 'visible';
    sender.style.backgroundColor = '#f0f0f0';
    senderDiv = sender;
}
// close showed layer
function mclose() {
    if (ddmenuitem) {
        ddmenuitem.style.visibility = 'hidden';
        senderDiv.style.backgroundColor = '#ffffff';
    }
}
// go close timer
function mclosetime() {
    closetimer = window.setTimeout(mclose, timeout);
}
// cancel close timer
function mcancelclosetime() {
    if (closetimer) {
        window.clearTimeout(closetimer);
        closetimer = null;
    }
}
// close layer when click-out
document.onclick = mclose;


//avoid errors when the internal switch teh tabs
var pageTracker;
var pageTracker1;
function GoogleTracking(pathInfo, action, Optional_label) {
    if ((typeof (pageTracker) != "undefined") && (typeof (pageTracker1) != "undefined")) {
        if ((typeof (pageTracker._trackPageview)) == "function" && (typeof (pageTracker1._trackPageview)) == "function") {
            pageTracker._trackEvent(pathInfo, action, Optional_label);
            pageTracker1._trackEvent(pathInfo, action, Optional_label);
            return;
        }
    } else {
        return false;
    }
}
function search(id) {
    var searchText = document.getElementById(id);
    if ((typeof (searchText) != "undefined")) {
        if (searchText.value == "") {
            alert("Please enter search string,thank you!!");
            return false;
        } else {
            GoogleTracking("/", "Search", "Go to Serach");
            var searchString = "http://www.advantech.com/products/search.aspx?keyword=" + searchText.value;
            window.location.href = searchString;
            return;
        }
    }
}