Had this problem with a large background image (over 2 Megapixels, I believe). The solution that we came up with was to split the image in two, and then use css

Had this problem with a large background image (over 2 Megapixels, I believe). The solution that we came up with was to split the image in two, and then use css3 multiple backgrounds on the ipad, iphone. At that time, those were the only culprits.