Risolto!! Bisogna inserire questo comando sul primo fotogramma

var openPopup:Function = function(url:String, winName:String, features:Object):Void {
var filtered_features:String = "";
if(features != undefined){
filtered_features+= "width="+ ((features.width != undefined) ? features.width : System.capabilities.screenResolutionX)+", ";
filtered_features+= "height="+ ((features.height != undefined) ? features.height : System.capabilities.screenResolutionY)+", ";
filtered_features+= "left="+ ((features.left != undefined) ? features.left : 0)+", ";
filtered_features+= "top="+ ((features.top != undefined) ? features.top : 0)+", ";
filtered_features+= "resizable="+ ((features.resizable != undefined) ? features.resizable : "no")+", ";
filtered_features+= "fullscreen="+ ((features.fullscreen != undefined) ? features.fullscreen : "no")+", ";
filtered_features+= "menubar="+ ((features.menubar != undefined) ? features.menubar : "no")+", ";
filtered_features+= "toolbar="+ ((features.toolbar != undefined) ? features.toolbar : "no")+", ";
filtered_features+= "location="+ ((features.location != undefined) ? features.location : "no")+", ";
filtered_features+= "scrollbars="+ ((features.scrollbars != undefined) ? features.scrollbars : "no")+", ";
filtered_features+= "status="+ ((features.status != undefined) ? features.status : "no");
} else {
filtered_features+= "width="+System.capabilities.screenResolutionX +", ";
filtered_features+= "height="+System.capabilities.screenResolution Y+", ";
filtered_features+= "left=0, ";
filtered_features+= "top=0, ";
filtered_features+= "resizable=no, ";
filtered_features+= "fullscreen=no, ";
filtered_features+= "menubar=no, ";
filtered_features+= "toolbar=no, ";
filtered_features+= "location=no, ";
filtered_features+= "scrollbars=no, ";
filtered_features+= "status=no";
}
getURL("javascript:window.open('"+url+"', '"+winName+"', '"+filtered_features+"');void(0);");
}