// JavaScript Document

jQuery.noConflict();


// Global variables

var emailFilter = /^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i

//


function init() {
    externalLinks();
    preLoadNav();
}

// Login Form Clearing

function clearDefault(el) {
    if (el.defaultValue == el.value) el.value = ""
}

// Main Nav rollovers

function MM_swapImgRestore() { //v3.0
    var i, x, a = document.MM_sr; for (i = 0; a && i < a.length && (x = a[i]) && x.oSrc; i++) x.src = x.oSrc;
}
function MM_preloadImages() { //v3.0
    var d = document; if (d.images) {
        if (!d.MM_p) d.MM_p = new Array();
        var i, j = d.MM_p.length, a = MM_preloadImages.arguments; for (i = 0; i < a.length; i++)
            if (a[i].indexOf("#") != 0) { d.MM_p[j] = new Image; d.MM_p[j++].src = a[i]; }
    }
}

function MM_findObj(n, d) { //v4.01
    var p, i, x; if (!d) d = document; if ((p = n.indexOf("?")) > 0 && parent.frames.length) {
        d = parent.frames[n.substring(p + 1)].document; n = n.substring(0, p);
    }
    if (!(x = d[n]) && d.all) x = d.all[n]; for (i = 0; !x && i < d.forms.length; i++) x = d.forms[i][n];
    for (i = 0; !x && d.layers && i < d.layers.length; i++) x = MM_findObj(n, d.layers[i].document);
    if (!x && d.getElementById) x = d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
    var i, j = 0, x, a = MM_swapImage.arguments; document.MM_sr = new Array; for (i = 0; i < (a.length - 2); i += 3)
        if ((x = MM_findObj(a[i])) != null) { document.MM_sr[j++] = x; if (!x.oSrc) x.oSrc = x.src; x.src = a[i + 2]; }
}

function preLoadNav() {
    //alert("Loaded");
    MM_preloadImages('/~/media/MThearing/Images/Navigation/mainnav1_off.jpg', '/~/media/MThearing/Images/Navigation/mainnav2_off.jpg', '/~/media/MThearing/Images/Navigation/mainnav3_off.jpg', '/~/media/MThearing/Images/Navigation/mainnav4_off.jpg', '/~/media/MThearing/Images/Navigation/subnav_axiost_on.jpg', '/~/media/MThearing/Images/Navigation/subnav_hearlens_on.jpg', '/~/media/MThearing/Images/Navigation/subnav_vector_on.jpg', '/~/media/MThearing/Images/Navigation/subnav_othertech_on.jpg', '/~/media/MThearing/Images/Navigation/subnav_fittingsoftware_on.jpg', '/~/media/MThearing/Images/Navigation/subnav_hearingprotection_on.jpg', '/~/media/MThearing/Images/Navigation/subnav_earmolds_on.jpg', '/~/media/MThearing/Images/Navigation/subnav_axiost_on.jpg', '/~/media/MThearing/Images/Navigation/subnav_hearlens_on.jpg', '/~/media/MThearing/Images/Navigation/subnav_vector_on.jpg', '/~/media/MThearing/Images/Navigation/subnav_othertech_on.jpg', '/~/media/MThearing/Images/Navigation/subnav_fittingsoftware_on.jpg', '/~/media/MThearing/Images/Navigation/subnav_hearingprotection_on.jpg', '/~/media/MThearing/Images/Navigation/subnav_networkprograms_on.jpg', '/~/media/MThearing/Images/Navigation/subnav_education_on.jpg', '/~/media/MThearing/Images/Navigation/subnav_proresources_on.jpg', '/~/media/MThearing/Images/Navigation/subnav_curve_on.jpg', '/~/media/MThearing/Images/Navigation/subnav_radius16_on.jpg', '/~/media/MThearing/Images/Navigation/subnav_support_on.jpg', '/~/media/MThearing/Images/Navigation/subnav_forms_on.jpg', '/~/media/MThearing/Images/Navigation/subnav_referenceguides_on.jpg')
}

// Open new window on link

function externalLinks() {
    if (!document.getElementsByTagName) return;

    var anchors = document.getElementsByTagName("a");
    for (var i = 0; i < anchors.length; i++) {
        var anchor = anchors[i];
        var relvalue = anchor.getAttribute("rel");

        if (anchor.getAttribute("href")) {
            var external = /external/;
            var relvalue = anchor.getAttribute("rel");
            if (external.test(relvalue)) { anchor.target = "_blank"; }
        }
    }
}


// Main Navigation Javascript

var timeout = 200;
var closetimer = 0;
var ddmenuitem = 0;
var ddmenuitem2 = 0;
function jsddm_open() {
    jsddm_canceltimer();
    jsddm_close();

    ddmenuitem = jQuery(this).find('ul').eq(0).css('visibility', 'visible');

    if (jQuery(ddmenuitem).length) {
        jQuery(ddmenuitem).children().each(
        function () {
            var child = jQuery(this);
            if (jQuery(child).length) {
                jQuery(child).children().each(
                function () {
                    jQuery(this).css('visibility', 'visible');
                }
                )
            }
        });
    }
}

function jsddm_close() {
    if (ddmenuitem) {
        ddmenuitem.css('visibility', 'hidden');
        jQuery(ddmenuitem).children().each(function () {
            var child = jQuery(this);
            child.css('visibility', 'hidden');
            jQuery(child).children().each(
            function () {
                var grand = jQuery(this);
                jQuery(this).css('visibility', 'hidden');
            }
            )
        });
    }
}

function jsddm_timer() {
    closetimer = window.setTimeout(jsddm_close, timeout);
}

function jsddm_canceltimer() {
    if (closetimer) {
        window.clearTimeout(closetimer);
        closetimer = null;
    }
}

jQuery(document).ready(function () {
    jQuery('#jsddm > li').bind('mouseover', jsddm_open);
    jQuery('#jsddm > li').bind('mouseout', jsddm_timer);
});

document.onclick = jsddm_close;



// Contact us validation.


function ValidateOnlineContactForm() {

    var controlPrefix = 'maincontentarea_0_extracontent_0_';

    var formtxtFirstName = document.getElementById(controlPrefix + 'txtFirstName');
    var formtxtLastName = document.getElementById(controlPrefix + 'txtLastName');
    var formtxtEmail = document.getElementById(controlPrefix + 'txtEmail');
    var formtxtEmailConfirm = document.getElementById(controlPrefix + 'txtEmailConfirm');
    var formddlReason = document.getElementById(controlPrefix + 'ddlReason');

    if (formtxtFirstName.value == '') {
        alert('Please enter in your first name.');
        formtxtFirstName.focus();
        return false;
    }

    if (formtxtLastName.value == '') {
        alert('Please enter in your last name.');
        formtxtLastName.focus();
        return false;
    }

    if (emailFilter.test(formtxtEmail.value) != true) {
        alert('Please enter in a valid email address.');
        formtxtEmail.focus();
        return false;
    }

    if (formtxtEmail.value != formtxtEmailConfirm.value) {
        alert('Your email address and confirm email address are not the same.  Please enter a valid corresponding email addresses.');
        formtxtEmail.focus();
        return false;
    }

    if (formddlReason.selectedIndex == 0) {
        alert('Please select a reason for contact.');
        formddlReason.focus();
        return false;
    }

    document.mainform.submit();
}