+FilmSlider.prototype.shrinkImage = function(img) {
+       var dispWidth = parseInt(this.stretchable.style.width);
+       var imgWidth = img.width;
+       var dispHeight = parseInt(this.stretchable.style.height);
+       var imgHeight = img.height;
+       var ratio;
+
+       if (imgHeight > dispHeight) {
+               ratio = dispHeight / imgHeight;
+               imgWidth = imgWidth * ratio;
+               imgHeight = dispHeight;
+       }
+       if (imgWidth > dispWidth) {
+               ratio = dispWidth / imgWidth;
+               imgHeight = imgHeight * ratio;
+               imgWidth = dispWidth;
+       }
+       img.width = imgWidth;
+       img.height = imgHeight;
+};
+