// Основные Java-скрипты.

function changeImages() {
  if(document.images) {
    for(var i = 0; i < changeImages.arguments.length; i += 2) {
      document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
    }
  }
}

function switchdiv(id){
  if(document.getElementById(id).style.display=='none') {
    document.getElementById(id).style.display='block';
    return;
  }
  if(document.getElementById(id).style.display=='block')
    document.getElementById(id).style.display='none';
}

function switchdivpicture(id, picture_name, picture_1, picture_2){
  if(document.all[id].style.display=='none') {
    document.all[id].style.display='block';
    changeImages(picture_name, picture_2);
    return;
  }
  if(document.all[id].style.display=='block')
    document.all[id].style.display='none';
  changeImages(picture_name, picture_1);
}

function change_version()
{
	if(getActiveStyleSheet() == 'style_day')
	{
		setActiveStyleSheet('style_night');
    document.getElementById('change_version').innerHTML = 'Светлая версия сайта';
  }
  else{
		setActiveStyleSheet('style_day');
    document.getElementById('change_version').innerHTML = 'Темная версия сайта';
  }
}

function buildsubmenus_horizontal(){
for (var i=0; i<menuids.length; i++){
  var ultags=document.getElementById(menuids[i]).getElementsByTagName("ul")
    for (var t=0; t<ultags.length; t++){
		if (ultags[t].parentNode.parentNode.id==menuids[i]){
			ultags[t].style.top=ultags[t].parentNode.offsetHeight+"px"
      if(ultags[t].parentNode.getElementsByTagName("strong")[0] != null)
				ultags[t].parentNode.getElementsByTagName("strong")[0].className="mainfoldericon"
			else
				ultags[t].parentNode.getElementsByTagName("a")[0].className="mainfoldericon"
		}
		else{
		  ultags[t].style.left=ultags[t-1].getElementsByTagName("a")[0].offsetWidth+"px"
    	ultags[t].parentNode.getElementsByTagName("a")[0].className="subfoldericon"
		}
    ultags[t].parentNode.onmouseover=function(){
    this.getElementsByTagName("ul")[0].style.visibility="visible"
    }
    ultags[t].parentNode.onmouseout=function(){
    this.getElementsByTagName("ul")[0].style.visibility="hidden"
    }
    }
  }
}

function makeRequest(url) {
  var http_request = false;
  if (window.XMLHttpRequest) { // Mozilla, Safari, ...
    http_request = new XMLHttpRequest();
  if (http_request.overrideMimeType)
    http_request.overrideMimeType('text/xml');
  }
  else if (window.ActiveXObject) { // IE
    try {
      http_request = new ActiveXObject("Msxml2.XMLHTTP");
    }
    catch (e) {
      try {
        http_request = new ActiveXObject("Microsoft.XMLHTTP");
      }
      catch (e) {}
    }
  }
if (!http_request)
  return false;

http_request.onreadystatechange = function() {
  showContents(http_request);
};
http_request.open('GET', url, true);
http_request.send(null);
}

function showContents(http_request) {
  if ((http_request.readyState == 4) && (http_request.status == 200) && (http_request.responseText != ''))
    document.getElementById('div_tours').innerHTML = http_request.responseText;
  else
    document.getElementById('div_tours').innerHTML = '';
}

function openWin(url, width, height) {
  if(!width)
    width=600;
  if(!height)
    height=250;
  var count=Math.round(Math.random() * 100);
  open(url,'Win'+count,'width='+width+', height='+height+', scrollbars=1, resizable=1, status=1');
}