function ResizeImg(img)
{
	var h = img.height;
	var w = img.width;
	//image will never be wider than 375px;
	if (w > 375) {
		var divisor = 375 / w;
		w = w * divisor;
		h = h * divisor;
		//set images dimensions
		img.width = w;
		img.height = h;
	}
}