var x = new Array(20);
for (i = 0; i < 20; i++)
	x[i]=0;
function nextpic(id,move) {
		//document.getElementById("commid").value;
		if(move==1) x[id]--;
		else x[id]++;
		var pos=x[id];
    var url = "funcs/getimage.php?id=" + escape(id) + '&pos=' + escape(pos) + '&move=' + escape(move);
    request.open("GET", url, true);
    request.onreadystatechange = updatePage;
    request.send(null);
  }
  function updatePage() {
    if (request.readyState == 4) {
      var response = request.responseText.split("\n");
			var id=response[0];
			var pic='pic'+id;
      document.getElementById(pic).src=response[1];
			x[id]=response[2];
              
    }         
  }