var timerlen = 25;
var slideAniLen = 300;

var timerID = new Array();
var startTime = new Array();
var obj = new Array();
var endHeight = new Array();
var moving = new Array();
var dir = new Array();

function slidedown(objname){
        if(moving[objname])
                return;

        if(document.getElementById(objname).style.display != "none")
                return; // cannot slide down something that is already visible

        moving[objname] = true;
        dir[objname] = "down";
        startslide(objname);
}

function slideup(objname){
        if(moving[objname])
                return;

        if(document.getElementById(objname).style.display == "none")
                return; // cannot slide up something that is already hidden

        moving[objname] = true;
        dir[objname] = "up";
        startslide(objname);
}

function startslide(objname){
        obj[objname] = document.getElementById(objname);

        endHeight[objname] = parseInt(obj[objname].style.height);
        startTime[objname] = (new Date()).getTime();

        if(dir[objname] == "down"){
                //obj[objname].style.height = "1px";
        }

        obj[objname].style.display = "block";

        timerID[objname] = setInterval('slidetick(\'' + objname + '\');',timerlen);
}

function slidetick(objname){
        var elapsed = (new Date()).getTime() - startTime[objname];

        if (elapsed > slideAniLen) {
                endSlide(objname)
        } else {
                var d =Math.round(elapsed / slideAniLen * endHeight[objname]);
                if(dir[objname] == "up") {
                        d = endHeight[objname] - d;
                }
                obj[objname].style.height = d + "px";
                //obj[objname].style.height = d + "%";
        }

        return;
}

function endSlide(objname){
        clearInterval(timerID[objname]);

        if(dir[objname] == "up")
                obj[objname].style.display = "none";

        //obj[objname].style.height = endHeight[objname] + "px";
        obj[objname].style.height = endHeight[objname] + "%";

        delete(moving[objname]);
        delete(timerID[objname]);
        delete(startTime[objname]);
        delete(endHeight[objname]);
        delete(obj[objname]);
        delete(dir[objname]);

        return;
}

function toggleSlide(objname){
	if(document.getElementById(objname).style.display == "none"){
    	// div is hidden, so let's slide down
		slidedown(objname);
	} else {
    	// div is not hidden, so slide up
		slideup(objname);
	}
}

function loadTicketDetails(nr) {
    var fullDetailsLoaded = document.getElementById("fullDetailsLoaded"+nr).value;
    if ( fullDetailsLoaded != "true" ) {
        var url = "DispatchServlet?cmd=request_flight_details&serialNo=" + nr + "&k_pgen=" + kilroyPageGeneration;
        dojo.xhrGet({
            url:    url,
            sc:     "f_tickcontent"+nr+"_down",
            method: "GET",
            preventCache: true,
            load:   function(data, io) {
                //console.debug("loadTickets got data =  "+data);
                //console.debug("loadTickets sc =  "+io.args.sc);
                dojo.byId(io.args.sc).innerHTML = data;
                document.getElementById("show_label"+nr).style.display = "none";
                document.getElementById("hide_label"+nr).style.display = "block";
            }
        });
    }
}

function showTicket(nr){
	var objname = "f_tickcontent"+nr;
	if(document.getElementById(objname+"_down").style.display == "none"){
		// div is hidden, so let's slide down
		document.getElementById("show_label"+nr).style.display = "none";
		document.getElementById("hide_label"+nr).style.display = "block";
		slidedown(objname+"_down");
		loadTicketDetails(nr);
	} else {
		// div is not hidden, so let's slide up
		document.getElementById("show_label"+nr).style.display = "block";
		document.getElementById("hide_label"+nr).style.display = "none";
		slideup(objname+"_down");
	}
}