// get browser
var agent       = navigator.userAgent.toLowerCase(); 
var isIE        = (navigator.appName == "Microsoft Internet Explorer") ? true : false;
var isNetscape6 = (!document.all && !document.layers && navigator.appName == "Netscape" && parseInt(navigator.appVersion) >=5) ? true : false;
var isMac       = (agent.indexOf("Mac") != -1) ? true : false;
var isIE4       = (agent.indexOf("MSIE") != -1 && agent.indexOf("4.0;") != -1) ? true : false;
var isNetscape  = (agent.indexOf("Mozilla") != -1 && agent.indexOf("4.") != -1) ? true : false;
var win2000     = ((agent.indexOf("winnt") != -1) || (agent.indexOf("windows nt 5.0") != -1)) ? true : false; 
var winXP       = ((agent.indexOf("winnt") != -1) || (agent.indexOf("windows nt 5.1") != -1)) ? true : false; 
// insert jscript
if((isNetscape6 || isIE || isIE4)) {
	document.write('<SCRIPT language="Javascript" src="/script/menu.js"></SCRIPT>');
} else if (isNetscape && !isMac) {
	document.write('<SCRIPT language="Javascript" src="/script/menuns.js"></SCRIPT>');
}
// menu info
function createMenuObject () {
  this.menus[0] = new Object();
  this.menus[0].left  = 174;
  this.menus[0].width = 100;
  this.menus[0].links = new Array("by car",
                                  "by bus",
                                  "by tube",
                                  "car parking"
                                 );
  this.menus[0].urls  = new Array("/pages/car.mhtml",
                                  "/pages/bus.mhtml",
                                  "/pages/tube.mhtml",
                                  "/pages/parking.mhtml"
                                 );
  this.menus[0].subs  = new Array();
  this.menus[1] = new Object();
  this.menus[1].left  = 342;
  this.menus[1].width = 150;
  this.menus[1].links = new Array("customer information",
                                  "job vacancies",
                                  "press releases",
                                  "centre contacts",
                                  "disclaimer"
                                 );
  this.menus[1].urls  = new Array("/pages/customer_info.mhtml",
                                  "javascript:openPopup('chimes_popup', '/pages/popup/vacancies/', 500, 480, true, true, true, false, true);",
                                  "javascript:openPopup('chimes_popup', '/pages/popup/press_releases/', 561, 500, true, true, true, false, true);",
                                  "/pages/contacts.mhtml",
                                  "/pages/disclaimer.mhtml"
                                 );
  this.menus[1].subs  = new Array();
  this.menus[2] = new Object();
  this.menus[2].left  = 483;
  this.menus[2].width = 150;
  this.menus[2].links = new Array(
                                  "free prize draw",
                                  "what's on?",
                                  "instore offers",
                                  "latest news",
	                                "odeon cinema",
                                  "gift vouchers",
                                  "shopping & eating",
                                  "heritage",
                                  "shopmobility"
                                 );
  this.menus[2].urls  = new Array(
                                  "/prizedraws/",
                                  "javascript:openPopup('chimes_popup', '/pages/popup/events/', 561, 500, true, true, true, false, true);",
                                  "javascript:openPopup('chimes_popup', '/pages/popup/offers/', 561, 500, true, true, true, false, true);",
                                  "/pages/news/",
	                                "/pages/odeon_cinema.mhtml",
                                  "/pages/gift_vouchers.mhtml",
                                  "/pages/shopping_eating.mhtml",
                                  "/pages/heritage.mhtml",
                                  "/pages/shop_mobility.mhtml"
                                 );
  this.menus[2].subs  = new Array();
}
// rollover functions
var rOvers = new Array;
function preloadImage (ref,image) {
  rOvers[ref]           = new Image;
  rOvers[ref].src       = image + ".gif";
  rOvers[ref + "2"]     = new Image;
  rOvers[ref + "2"].src = image + "2.gif";
}
function rollOver (ref) {
  document.images[ref].src = rOvers[ref + "2"].src;
}
function rollOut (ref) {
  document.images[ref].src = rOvers[ref].src;
}
// submit link
function swapSubmit(name) {
  document.getElementById(name + '_submit_link').innerHTML   = 'Submitted...';
  document.getElementById(name + '_submit_link').style.color = '#99BBFF';
}
// popup functions
function openPopup (ref, url, width, height, scroll, menu, toolbar, location, status) {
  window.open(url,
              ref,
              "toolbar=no, location=no, menubar=" + ((menu) ? 'yes' : 'no')  + ", " +
              "scrollbars=" + ((scroll) ? 'yes' : 'no')  + ", " +
              "toolbar=" + ((toolbar) ? 'yes' : 'no')  + ", " +
              "status=" + ((status) ? 'yes' : 'no')  + ", " +
              "location=" + ((location) ? 'yes' : 'no')  + ", " +
              "resizable=no, width=" + width + ", height=" + height
             );
}
// bookmark site
function bookmark_site() {
  var bookmarkurl   = "http://www.currentmedicalliterature.com";
  var bookmarktitle = "Current Medical Literature";
  if (isIE || isNetscape6) {
    window.external.AddFavorite(bookmarkurl,bookmarktitle);
  }
}