function calcTime(TRtime,artId){
	if(window.XMLHttpRequest && !(window.ActiveXObject)) {
	    try {
			xhr = new XMLHttpRequest();
	    } catch(e) {
			xhr = false;
	    }
	    // branch for IE/Windows ActiveX version
	} else if(window.ActiveXObject) {
	    try {
	        xhr = new ActiveXObject("Msxml2.XMLHTTP");
	    } catch(e) {
	        try {
	          	xhr = new ActiveXObject("Microsoft.XMLHTTP");
	        } catch(e) {
	          	xhr = false;
	        }
		}
	}
	xhr.open("GET", "/boutique/showRemainingTime.php?time="+TRtime, true);
	xhr.setRequestHeader("Connection", "close");
	xhr.send(null);
	xhr.onreadystatechange = function(){
	if(xhr.readyState  == 4)
	{
		if(xhr.status  == 200)
		{
			xmlText=xhr.responseText;
			document.getElementById("c_promo_infos_"+artId).innerHTML=xmlText;
			//clearTimeout(xhr.onreadystatechange);
		}
	}
	};
   	var newTime=TRtime-1;
   	setTimeout("calcTime("+newTime+","+artId+")",1000);
}