var session_id = 'id2h5i4halfnd0ddqvlspc48j3';
var c2c_styles = document.createElement("link");
c2c_styles.setAttribute("rel","stylesheet");
c2c_styles.type = 'text/css';
c2c_styles.setAttribute("href","call2click.js/style.php?");
var tag_head = document.getElementsByTagName('head');
document.getElementsByTagName('head')[0].appendChild(c2c_styles);

var c2c_container = document.createElement("div");
c2c_container.id = "c2c_container";
var c2c_request = new XMLHttpRequest();
c2c_request.open("GET", "call2click.js/html.php?&ref="+encodeURIComponent(document.referrer)+"&session_id="+session_id);
c2c_request.onreadystatechange = function() {
    if (c2c_request.readyState == 4) {
        if (c2c_request.status == 200) {
            c2c_container.innerHTML = c2c_request.responseText;
        } else {
            console.log("c2c: сетевая ошибка, код " + c2c_request.status);
        }
    }
};
c2c_request.send(null);
document.getElementsByTagName('body')[0].appendChild(c2c_container);

function c2c_call(c2c_phone_num){
  if(c2c_phone_num.length != 11 || isNaN(c2c_phone_num)) {
  alert('Номер '+c2c_phone_num+' не соответствует формату, проверьте номер!');
  return false;
  }
  else {
    var prevous_html = document.getElementById('c2c_popup_context').innerHTML;
    document.getElementById('c2c_popup_context').innerHTML = '<div align=center>отсылка запроса...</div><p align="center"><img src="call2click.js/load_pre.gif" width="32" height="32"></p>';
    var request = new XMLHttpRequest();
    request.onreadystatechange = function() {
      if(request.readyState == 4 && request.status == 200) {
        result = request.responseText;
        document.getElementById('c2c_popup_context').innerHTML = '<center>Ожидайте соединения!</center><p align="center"><img src="call2click.js/call_complete.gif" width="64" height="64"></p>';
        var close_timer = setTimeout(function() {
          location.href="#c2cclose";
          document.getElementById('c2c_popup_context').innerHTML = prevous_html;
        }, 5000);
      }
    }
    request.open("GET", "call2click.js/make-call.php?phone="+c2c_phone_num+"&session_id="+session_id);
    request.send();
  }
  return false;
}

function c2c_browser(v) { 
  return(Math.max(navigator.userAgent.toLowerCase().indexOf(v),0));
}
function c2c_x_y(e,v) { 
  return(v?(c2c_browser('msie')?event.clientY+document.body.scrollTop:e.pageY):(c2c_browser('msie')?event.clientX+document.body.scrollTop:e.pageX));
}
function c2c_drag_Element_XY(d,e) {
  function c2c_drag(e) {
    if(!c2c_stop) {
      d.style.top=(c2c_tX=c2c_x_y(e,1)+c2c_oY-c2c_eY+'px'); d.style.left=(c2c_tY=c2c_x_y(e)+c2c_oX-c2c_eX+'px');
    }
  }
  if(e.which == 1) {
    if(d.style.top == "") d.style.top = ((d.parentNode == d.offsetParent) ? d.offsetTop : d.offsetTop - d.parentNode.offsetTop) + 'px';
    if(d.style.left == "") d.style.left = ((d.parentNode == d.offsetParent) ? d.offsetLeft : d.offsetLeft - d.parentNode.offsetLeft) + 'px';
    var c2c_oX=parseInt(d.style.left),c2c_oY=parseInt(d.style.top),c2c_eX=c2c_x_y(e),c2c_eY=c2c_x_y(e,1),c2c_tX,c2c_tY,c2c_stop;
    document.onmousemove=c2c_drag;
    document.onmouseup=function() {
      c2c_stop=1; document.onmousemove=''; document.onmouseup='';
      if(c2c_oX == parseInt(d.style.left) && c2c_oY == parseInt(d.style.top)) {
        if(document.getElementById('c2c_popup_context_text')){document.getElementById('c2c_popup_context_text').innerHTML = 'Введите свой номер согласно формату'};
        c2c_showwnd();
      }
    };
  }
}
function c2c_showwnd(){
    location.href="#c2c-wnd";
    if(document.getElementById('c2c_phone')) {document.getElementById('c2c_phone').focus()};
}