Fix for mozilla-windows-wmode-@-input bug

MovieClip.prototype.setkeyfix = function(){
    var myclip = this;

    /* Textfield Event */
    myclip.mykey = new Object();
    myclip.mykey.onChanged = function(in_txt:TextField) {
        if(myclip.fixchar and in_txt.text.length >= myclip.fixlength+2){
            in_txt.text = in_txt.text.substr(0,in_txt.text.length-2)+"@";
            Selection.setSelection(in_txt.text.length, in_txt.text.length);
        }
        myclip.fixlength = in_txt.text.length;
        myclip.fixchar = false;
    }
    myclip.mytf.addListener(myclip.mykey);
    myclip.fixlength = 0;

    /* KEY Event */
    myclip.mykey2 = new Object();
    myclip.mykey2.onKeyDown = function(){
        var myexclude = new Array(8,13,27,32,45,46,43,95,127,64);
        if(Key.isDown(17) || Key.isDown(18)){
            if(Number(Key.getAscii()) > 0 and !myexclude.in_array(Number(Key.getAscii()))){
                myclip.fixchar = true;
                myclip.mytf.text = myclip.mytf.text+"@";
                Selection.setSelection(myclip.mytf.text.length, myclip.mytf.text.length);
            } else {
                myclip.fixchar = false;
            }
        } else {
            myclip.fixchar = false;
        }
    }
    Key.addListener(myclip.mykey2);
}
MovieClip.prototype.removekeyfix = function(){
    this.mytf.removeListener(this.mykey);
    delete this.mykey;
    Key.removeListener(this.mykey2);
    delete this.mykey2;
}
input_email.setfocusfunc = function() {
    input_email.setkeyfix();
}
input_email.killfocusfunc = function() {
    input_email.removekeyfix();
}