var wait_img="<img src='/images/wait_animated2.gif'>";
var max_order_confirms=50; // giveUp countdown cycles order confirmiem
var t=0;

// General purpose functions
function GetXmlHttpObject() {
var xmlHttp=null;
try
  {
  // Firefox, Opera 8.0+, Safari
  xmlHttp=new XMLHttpRequest();
  }
catch (e)
  {
  // Internet Explorer
  try
    {
    xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
    }
  catch (e)
    {
    xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
    }
  }
return xmlHttp;
}


function addToChart(id, count) {

//	prod_row=document.getElementById("prod_"+id);
//	prod_row.style.visibility='hidden';
//	prod_row.innerHTML+="<TR><TD colspan=4 align=center>wait_img";
	xmlHttp=GetXmlHttpObject();
	xmlHttp.onreadystatechange=function() {
		if(xmlHttp.readyState==4 && xmlHttp.status == 200) {
			document.getElementById("chart").innerHTML=xmlHttp.responseText;
		
			// updeitojam "produktu skaits grozaa" pie produkta (gan list gan details)
		    cnt_el=document.getElementById("cnt_"+id);  // trijstuuriisha elements
		    if (cnt_el) {
				var start_cnt = cnt_el.getAttribute('cnt'); // cik ir pirms pievienoshanas	
				new_cnt=Math.floor(start_cnt)+Math.floor(count);   // starts + klaat naakushais
				cnt_el.setAttribute('cnt', new_cnt); // updeitojam countu elementaa
				cnt_el.innerHTML=new_cnt; // atteelojam
			}
			// paraadam "produktu skaits grozaa"
			cnt_cont=document.getElementById('count_'+id);
			if (cnt_cont) {
				if (cnt_cont.style.display=='none') // product details
					cnt_cont.style.display='block';
				if (cnt_cont.style.visibility=='hidden') // product list
					cnt_cont.style.visibility='visible';
			}
		}
	}
	url="addtochart.php?m="+M+"&p="+id+"&c="+count+"&rand="+Math.random();
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
}


function checkOrderConf_setTimer(id) {
	var interval=1000;                             // pirmaas 20 reizes pa sekundei (=20 sec)
	if (max_order_confirms < 30) interval=3000;	   // no 21. līdz 30 reizei pa triis (+30=50 sec)
	if (max_order_confirms < 20) interval=5000;    // no 31. līdz 50. reizei pa piecaam (+100=150 sec = 2.5 min)
	t=setTimeout("checkOrderConf("+id+")", interval);
}

function checkOrderConf(id) {


	xmlHttp=GetXmlHttpObject();
	xmlHttp.onreadystatechange=function() {
		if(xmlHttp.readyState==4 && xmlHttp.status == 200) {
			var response=xmlHttp.responseText;
			if (response=='OK') {
				clearTimeout(t);
				max_order_confirms=0;
				document.getElementById("deposit").style.visibility="visible";
				document.getElementById("sum_unconfirmed").style.display="none";
				document.getElementById("sum_confirmed").style.display="block";
				document.getElementById("sms").innerHTML="Order confirmed!";
			}
		}
	}
	var url="check_order_conf.php?id="+id+"&rand="+Math.random();

	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);

	max_order_confirms--; // samazinam giveUp skaitiitaaju
	
	// uzliekam naakosho check, ja nav jau jaapadodas
	if (max_order_confirms > 0) {
		checkOrderConf_setTimer(id);
	}
}