screentosphere(mouse.x,mouse.y,toh,tov)

how cai i transform the mouseX and mouseY using the function screentosphere(mouse.x,mouse.y,toh,tov)???

i wanna click, then apeear a hotspot using the mouseX and mouseY, but finally they stay fix in the pano image.

var spotname:String = "spot1";
_krPano.call("addhotspot(" + spotname + ")");
var spot:Object = _krPano.get("hotspot["+ spotname + "]");
spot.url = _urlImage;
//spot.ath = -18.9274;
spot.ath = mouseX;
spot.atv = mouseY;
//spot.atv = 32.5275;
spot.zoom = false;
spot.onclick = function():void { _krPano.call("showlog()"); _krPano.trace(1, "cliquei aqui..."); };
_isExist = true;



after i setup de mouseX and mouseY, how the spot stay fix without change the position please?

first i need tag at the image when i click, and then i must stay fixed the position ath and atv of the hotspot......IMPORTANT, the first ath and atv is the mouseX and mouseY