function AddGroup(id) {

var checked = document.getElementById(id).checked;	

if (checked) {	
	document.getElementById('hiddenArticleGroup').value = id;
} else {
	document.getElementById('hiddenArticleGroup').value = "";
}
}

function over(id) {
var a = document.getElementById(id).src;
var b = '.png';
var c = '_hover.png';
var d = a.replace(b, c);
document.getElementById(id).src = d
}

function out(id) {
var a = document.getElementById(id).src;
var b = '_hover.png';
var c = '.png';
var d = a.replace(b, c);
document.getElementById(id).src = d
}

function maps_in(id) {
if (id == 'walkMap' || id == 'walkText') {
	document.getElementById('walkMap').className = 'maps_hover'
	document.getElementById('walkText').className = 'alink_hover'
	} else {
	document.getElementById('autoMap').className = 'maps_hover'
	document.getElementById('autoText').className = 'alink_hover'
	}
}

function maps_out(id) {
if (id == 'walkMap' || id == 'walkText') {
	document.getElementById('walkMap').className = 'maps'
	document.getElementById('walkText').className = 'alink'
	} else {
	document.getElementById('autoMap').className = 'maps'
	document.getElementById('autoText').className = 'alink'
	}
}

/*AJAX Далее функция AJAX*/
var request;
var dest;  
function processStateChange(){
  if (request.readyState == 4){
    contentDiv = document.getElementById(dest);
    if (request.status == 200){
response = request.responseText;
contentDiv.innerHTML = response;
    } else {
contentDiv.innerHTML = "Error: Status "+request.status;
    }
  }
}

function loadHTML(URL, destination){
  dest = destination;
  if (window.XMLHttpRequest){
    request = new XMLHttpRequest();
    request.onreadystatechange = processStateChange;
    request.open("GET", URL, true);
    request.send(null);
  } else if (window.ActiveXObject) {
    request = new ActiveXObject("Microsoft.XMLHTTP");
    if (request) {
request.onreadystatechange = processStateChange;
request.open("GET", URL, true);
request.send();
    }
  }
}
/*Конец функции AJAX*/

function nextPreviewTip_over () {
	document.getElementById('nextPreviewTip').className = 'nextPreviewTipVisible';
	}
	
function nextPreviewTip_out () {
	document.getElementById('nextPreviewTip').className = 'nextPreviewTip';
	}

function changeImg_Strike () {
document.getElementById('SelectorImage').className = 'SelectorImage_Strike';
}
function changeImg_Hunt () {
document.getElementById('SelectorImage').className = 'SelectorImage_Hunt';
}
function changeImg_Tourism () {
document.getElementById('SelectorImage').className = 'SelectorImage_Tourism';
}
function changeImg_Construction () {
document.getElementById('SelectorImage').className = 'SelectorImage_Construction';
}
function changeImg_Auto () {
document.getElementById('SelectorImage').className = 'SelectorImage_Auto';
}

function checkWidth(){
var a = document.compatMode=='CSS1Compat' && !window.opera?document.documentElement.clientWidth:document.body.clientWidth;
	if (a>=1300) {
		document.getElementById('textTipID').className = 'textTipWide'
	} else {
		document.getElementById('textTipID').className = 'textTip'
	}
}

function checkBoxState(id) {
	
	var id = document.getElementById(id).value;	
	var hiddenID = 'hiddenGroups' + id;
	var valueHidden = document.getElementById(hiddenID).value;
	
	if (valueHidden == '') {
	document.getElementById(hiddenID).value = id;
	} else {document.getElementById(hiddenID).value = ''}
	
	}

function sendOrder () {
	var FIO = document.getElementById('FIOtextfield').value.replace(/( )+|\s+/g, '');
	var Email = document.getElementById('Emailtextfield').value.replace(/( )+|\s+/g, '');	
	var Phone = document.getElementById('Phonetextfield').value.replace(/( )+|\s+/g, '');
	
	
	if (FIO == '' || Phone == '' || Email == '') { alert('Укажите как Вас зовут, адрес электронной почты (e-mail), а так же контактный телефон.') }	
	else { document.getElementById("namesForm").submit()}	
	
	}