Please change AS2 to AS3 urgent

programming flash
1

stop();
System.useCodepage = true;
btn1.onRelease = function() {
my_vars = new LoadVars();
my_vars.sender = email_box.text;
my_vars.subject = subject_box.text;
my_vars.message = message_box.text;
my_vars.now = now.text;
if (my_vars.subject != “” and my_vars.now != “”) {
my_vars.sendAndLoad(“default.aspx?subject=”+subject_box.text, my_vars, “POST”);
gotoAndStop(2);
}

else if (my_vars.sender != "" and my_vars.now != "" and my_vars.subject != "") {
    my_vars.sendAndLoad("default.aspx?subject="+subject_box.text, my_vars, "POST");
    gotoAndStop(2);
} 

else {
    error_clip.gotoAndPlay(2);
}

 



my_vars.onLoad = function() {
    gotoAndStop(3);
};

};
email_box.onSetFocus = subject_box.onSetFocus=message_box.onSetFocus=function () {
if (error_clip._currentframe != 1) {
error_clip.gotoAndPlay(6);
}
};

Please change it, its really urgent