FlashGallery scaling fixed

//Finally came around to rewrite this: http://pastebin.com/tvnz57eQ
//fixing _FIT of near-rectangular pictures & _FILL-behaviour (filling on both axis)
function fitToScreen(mc:MovieClip) {
    mc._yscale = mc._xscale = 100;
    var maxHeight:Number = Stage.height-25;
    if(_scalingStrategy == _FIT){
        var getWidthRatio:Number = mc._width / mc._height;
        var getHeightRatio:Number = mc._height / mc._width;
        if(Stage.width > maxHeight){
            mc._height = maxHeight;
            mc._width = Math.round(maxHeight*getWidthRatio);
        }else{
            mc._width = Stage.width;
            mc._height = Math.round(Stage.width*getHeightRatio);
        }
    }else if(_scalingStrategy == _FILL){
        mc._width = Stage.width;
        mc._yscale = mc._xscale;
        if(mc._height < maxHeight){
            mc._height = maxHeight;
            mc._xscale = mc._yscale;
        }
    }
    mc._x = Stage.width*0.5 - mc._width*0.5;
    mc._y = maxHeight*0.5 - mc._height*0.5;
}