// JavaScript Document
var ie4 = document.all;
var ns4 = document.layers;
var ns6 = document.getElementById && !document.all;
var olderBowser;

if (window.XMLHttpRequest) {
	olderBowser = false;
} else {
	olderBowser = true;
}

function change_country_popup(){
	var change_countryWindow = window.open(site_root_stripped+"/change_country.html", "ChangeCountry", "height=25,width=320");
	
	change_countryWindow.focus();
}

function change_zone(city_url){
	window.location = site_root_stripped+'/'+city_url+'/home.html';
}

function position_parts(container, content){
	container = document.getElementById(container);
	content = document.getElementById(content);
	container.appendChild(content);
}

function do_position_parts(){
	//position_parts('menu_container', 'categories_content');
	//position_parts('menu_container', 'menu_content');
	//position_parts('main', 'main_content');
	//position_parts('footer_placeholder', 'footer');
}


function hideWaitMessageBg(){
	hideElement('wait_message_bg');
	displayElement('headerFlashBanner');
}

function displayWaitMessageBg(){
	displayElement('wait_message_bg');
	hideElement('headerFlashBanner');
}


function hideElement(elementId){
	var wait_div=document.getElementById(elementId);
	if(wait_div){
		wait_div=wait_div.style;
		wait_div.display='none';
		wait_div.visibility='hidden';
	}
}

function displayElement(elementId){
	var wait_div=document.getElementById(elementId);
	if(wait_div){
		wait_div=wait_div.style;
		wait_div.display='block';
		wait_div.visibility='visible';
	}
}


function IsInt(sText)
{
   var numeric = IsNumeric(sText);
   if(!numeric){
	   return false;
   }
   
   if(sText.indexOf('.')!=(-1)){
	   return false;
   }
   return true;
}


function IsNumeric(sText)
{
	if(sText==''){
		return false;
	}
	
   var ValidChars = "-0123456789.";
   var IsNumber=true;
   var Char;

 
   for (i = 0; i < sText.length && IsNumber == true; i++) 
      { 
      Char = sText.charAt(i); 
      if (ValidChars.indexOf(Char) == -1) 
         {
         IsNumber = false;
         }
      }
   return IsNumber;
}


function IsPositive(sText)
{
   var numeric = IsNumeric(sText);
   if(!numeric){
	   return false;
   }
   var number = parseFloat(sText);
   if(number<0){
	   return false;
   }
   return true;
}


//modify styles for IE
function makeScrollingBody(){
	if(ie4 && olderBowser){
		var html = document.getElementsByTagName('html');
		var bodyElem = document.getElementsByTagName('body');
		var picturePlaceholderDiv = document.getElementById('picturePlaceholderDiv').style;
		var wait_message_bg = document.getElementById('wait_message_bg').style;
		
		picturePlaceholderDiv.position='absolute';
		wait_message_bg.position='absolute';
		
		html[0].style.setAttribute('height','100%');
		html[0].style.setAttribute('overflow','auto');
		bodyElem[0].style.setAttribute('height','100%');
		bodyElem[0].style.setAttribute('overflow','auto');
	}
}

function makeUnScrollingBody(){
	if(ie4 && olderBowser){
		var html = document.getElementsByTagName('html');
		var bodyElem = document.getElementsByTagName('body');
		var picturePlaceholderDiv = document.getElementById('picturePlaceholderDiv').style;
		var wait_message_bg = document.getElementById('wait_message_bg').style;
		
		picturePlaceholderDiv.position='';
		wait_message_bg.position='';
		
		html[0].style.setAttribute('height','');
		html[0].style.setAttribute('overflow','');
		bodyElem[0].style.setAttribute('height','');
		bodyElem[0].style.setAttribute('overflow','');
	}
}


function Set_Cookie(name,value,expires,path,domain,secure) {
	if(!expires){
		expires = 315360000000; // 10 years
	}
	
	var today = new Date();
	var expires_date = new Date( today.getTime() + (expires) );
    var cookieString = name + "=" +escape(value) + 
       ( (expires) ? ";expires=" + expires_date.toGMTString() : "") + 
       ( (path) ? ";path=" + path : "") + 
       ( (domain) ? ";domain=" + domain : "") + 
       ( (secure) ? ";secure" : "");
    document.cookie = cookieString;
}


function getCookie(c_name)
{
if (document.cookie.length>0)
  {
  c_start=document.cookie.indexOf(c_name + "=");
  if (c_start!=-1)
    { 
    c_start=c_start + c_name.length+1; 
    c_end=document.cookie.indexOf(";",c_start);
    if (c_end==-1) c_end=document.cookie.length;
    return unescape(document.cookie.substring(c_start,c_end));
    } 
  }
return "";
}


function changeLang(language){
	Set_Cookie('lang', language, false, '/');
	var sURL = unescape(window.location);
	window.location.href = sURL;
}

// set current language icon inactive
function setCurrentLang(){
	var currentLang = getCookie('lang');
	if(currentLang){
		var currentLangImg = document.getElementById('lang_'+currentLang);
		currentLangImg.src = site_root_stripped+"/images/lang/"+currentLang+"_bw.gif";
		currentLangA = currentLangImg.parentNode;
		currentLangA.removeAttribute('href');
	}
}

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 seveCurrentLocation(cookeiVar){
	Set_Cookie(cookeiVar,window.location.href,0,'/');
}

function hideWaitMessage(){
	makeUnScrollingBody();
	hideElement('wait_message');
	hideWaitMessageBg();
}

function displayWaitMessage(){
	makeScrollingBody();
	displayElement('wait_message');
	displayWaitMessageBg();
}

function emulate_disabled(e) {
	for (var i=0, option; option = e.options[i]; i++) {
		if (option.disabled) {
			option.style.color = "graytext";
		}
		else {
			option.style.color = "menutext";
		}
	}
}

function check_disabled_option(select_id, index_no){
	var select_field = document.getElementById(select_id);
	if (select_field.options[select_field.selectedIndex].disabled) {
		select_field.selectedIndex = selected[index_no]?selected[index_no]:0;
		return;
	}
	else{
		selected[index_no] = select_field.selectedIndex;
	}
	return
}


function go_to_field_value(fieldId, fieldElem){
	if(!fieldElem){
		fieldElem = document.getElementById(fieldId);
	}
	if(fieldElem && fieldElem.value){
		window.location = fieldElem.value;
	}
}