/*********************************************************
'Filename:      global.js
'Website:       Robb Report Vacation Homes
'Created By:    Michael England
'Created Date:

Modified        By              Description
----------------------------------------------------------

*********************************************************/

// SHARE TOOLS MENU
var share_menu_timer;
var share_menu_id = "share_menu";

function share_menu_mouseover() {
    clearTimeout(share_menu_timer);
    Effect.Appear(share_menu_id, { duration: .25, queue: 'end' });
}

function share_menu_mouseout() {
    share_menu_timer = setTimeout("share_menu_clear()", 250);
}

function share_menu_clearTimeout() {
    clearTimeout(share_menu_timer);
}

function share_menu_clear() {
    Effect.Fade(share_menu_id, { duration: .25, queue: 'start' });
}

// /SHARE TOOLS MENU

// EMAIL VALIDATION
function echeck(str) {
    var at = "@"
    var dot = "."
    var lat = str.indexOf(at)
    var lstr = str.length
    var ldot = str.indexOf(dot)

    if (str.indexOf(at) == -1) {
        alert("Invalid email address.");
        return false;
    }

    if (str.indexOf(at) == -1 || str.indexOf(at) == 0 || str.indexOf(at) == lstr) {
        alert("Invalid email address.");
        return false;
    }

    if (str.indexOf(dot) == -1 || str.indexOf(dot) == 0 || str.indexOf(dot) == lstr) {
        alert("Invalid email address.");
        return false;
    }

    if (str.indexOf(at, (lat + 1)) != -1) {
        alert("Invalid email address.");
        return false;
    }

    if (str.substring(lat - 1, lat) == dot || str.substring(lat + 1, lat + 2) == dot) {
        alert("Invalid email address.");
        return false;
    }

    if (str.indexOf(dot, (lat + 2)) == -1) {
        alert("Invalid email address.");
        return false;
    }

    if (str.indexOf(" ") != -1) {
        alert("Invalid email address.");
        return false;
    }

    return true;
}

function ValidateForm() {
    var emailID = document.frmNewsletter.email

    if ((emailID.value == null) || (emailID.value == "")) {
        alert("Please enter your email address.");
        emailID.focus();
        return false;
    }

    if (echeck(emailID.value) == false) {
        emailID.value = "";
        emailID.focus();
        return false;
    }

    return true;
}
// /EMAIL VALIDATION

// HIDE/SHOW SELECTS
function hide_selects() {
    selects = document.getElementsByTagName("select");
    for (i = 0; i < selects.length; i++) {
        selects[i].style.visibility = "hidden";
    }
}

function show_selects() {
    selects = document.getElementsByTagName("select");
    for (i = 0; i < selects.length; i++) {
        selects[i].style.visibility = "visible";
    }
}
// /HIDE/SHOW SELECTS

// ENABLE/DISABLE ELEMENT
var old_onclick;

function disable_element(element_id, timeout) {
    var object = document.getElementById(element_id);
    old_onclick = object.onclick;
    object.onclick = "return false";
    object.style.opacity = ".5";
    object.style.filter = "alpha(opacity=50)"

    if (timeout > 0) { setTimeout("enable_element('" + element_id + "')", timeout); }
}

function enable_element(element_id) {
    var object = document.getElementById(element_id);
    object.onclick = old_onclick;
    object.style.opacity = "1";
    object.style.filter = "alpha(opacity=100)"
}
// /ENABLE/DISABLE ELEMENT

// ADD TO FAVORITES
function CreateBookmarkLink(title, url) {

    var ua = navigator.userAgent.toLowerCase();
    var isKonq = (ua.indexOf('konqueror') != -1);
    var isSafari = (ua.indexOf('webkit') != -1);
    var isMac = (ua.indexOf('mac') != -1);
    var buttonStr = isMac ? 'Command/Cmd' : 'CTRL';

    if (window.sidebar) {
        window.sidebar.addPanel(title, url, "");
    } else if (window.external && (!document.createTextNode ||
      (typeof (window.external.AddFavorite) == 'unknown'))) {
        // IE4/Win generates an error when you
        // execute "typeof(window.external.AddFavorite)"
        // In IE7 the page must be from a web server, not directly from a local 
        // file system, otherwise, you will get a permission denied error.
        window.external.AddFavorite(url, title); // IE/Win
    } else if (isKonq) {
        alert('You need to press CTRL + B to bookmark our site.');
    } else if (window.opera) {
        void (0); // do nothing here (Opera 7+)
    } else if (window.home || isSafari) { // Firefox, Netscape, Safari, iCab
        alert('You need to press ' + buttonStr + ' + D to bookmark our site.');
    } else if (!window.print || isMac) { // IE5/Mac and Safari 1.0
        alert('You need to press Command/Cmd + D to bookmark our site.');
    } else {
        alert('In order to bookmark this site you need to do so manually through your browser.');
    }
}
// /ADD TO FAVORITES