// ==========  cookies ===============
function setCookieIstat(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function getCookieIstat(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function delCookieIstat(name) {
	createCookie(name,"",-1);
}

// ==========  replace ===============

function doReplaceIstat(sid){
  var spanlist='';
  elements = document.getElementsByTagName('span');
  for( i=0; i < elements.length; i++ ){
    var idAttr = elements[i].getAttribute('id');
    if (idAttr != null && idAttr.indexOf('istat_phone_') >-1){
      var typeAttr = elements[i].getAttribute('istat_type')
      if (typeAttr != null) {spanlist=spanlist+idAttr+"="+typeAttr+"&";}
    }
  }

  var ph_s='<script type="text/javascript" src="http://istat.com.ua/cgi-bin/get_phone_3.cgi?'+spanlist+'referrer='+encodeURIComponent(document.referrer)+'&url='+encodeURIComponent(document.URL)+'&sid='+sid+'&f_cookie='+getCookieIstat("istat_f_id")+'"><\/script>'; 
  document.write(ph_s);
}