function runningpic(status)
{
		var last_value = document.getElementById("txtidpic").value;
		var min = document.getElementById("min").value;
		var max = document.getElementById("max").value;
	if (status=='de')
	{
			last_value = parseInt(last_value) - 1;
			if (last_value == 0)
			{
				last_value = max;
			}
		document.getElementById("txtidpic").value = last_value;
	}else{
			last_value = parseInt(last_value) + 1;
			if (last_value > max)
			{
				last_value = min;
			}
			document.getElementById("txtidpic").value = last_value;
	}
}

var xmlHttp;

function createXMLHttpRequest() {
    if (window.ActiveXObject) {
        xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
    } 
    else if (window.XMLHttpRequest) {
        xmlHttp = new XMLHttpRequest();
    }
}
    
function startRequest(txt,dif) {
    createXMLHttpRequest();
	var sId = document.getElementById(txt).value;
    xmlHttp.onreadystatechange = handleStateChange;
    xmlHttp.open("GET", "getdata.php?id=" + sId, true);
    xmlHttp.send(null);
}
    
function handleStateChange() {
    if(xmlHttp.readyState == 4) {
        if(xmlHttp.status == 200) {
            document.getElementById("divProductInfo").innerHTML = xmlHttp.responseText;
			if(xmlHttp.responseText == 55555){
				document.getElementById("bt_right").style.display = "none";
				document.getElementById("bt_left").style.display = "";
			}else if(xmlHttp.responseText == 11111){
				document.getElementById("bt_right").style.display = "";
				document.getElementById("bt_left").style.display = "none";
			}else{
				document.getElementById("bt_right").style.display = "";
				document.getElementById("bt_left").style.display = "";
			}
        }
    }
}