Cache policy, css/js/images how to make them not to load each time i do full postback?

I have made some "select and checkboxes - like mac and so on..." with custom images and styles with jquery, i want them not to be reloaded each time i do full postback.开发者_如何转开发

Images are normally cached in the browser without much intervention. unless you are using dynamic names or something like that the browser will load them once then pull them from the cache on following requests.