function interacts(){
x = (screen.width/2)-225;
y = (screen.height/2)-235;
var win=window.open("interacts.html","Film","width=480,height=480,top="+y+",left="+x);
win.focus();
}
function showfilm(film){
x = (screen.width/2)-225;
y = (screen.height/2)-235;
var win=window.open("film.html","Film","width=480,height=480,top="+y+",left="+x);
win.focus();
f = film;
}
function getfilm(){
return f;
}
function videotracking(){
var win3=window.open('videotracking/tracking.php','videotracking','width=770,height=520');
win3.focus();
}