I want to know when an image has finished loading. Is there a way to do it with a callback?  If not, is there a way to do it at all?...
How can I change the src attribute of an img tag using javascript?  <img src="../template/edit.png" name=edit-save/>   at first I have a default src which is "../template/edit.png" and I wanted to change it with "../templa...
My friends and I are working on a website where we would like to cache certain images in order to display them faster in the future.  I have two main questions:   How do you cache an image? How do you use an image once it has been cached? (and just...
I am probably missing something simple but it's quite annoying when everything you read doesn't work. I have images which may be duplicated many times over the course of a dynamically generated page. So the obvious thing to do is to preload...
I have a website that makes heavy use of Ajax.  Occasionally I need to load large image files on the page for the user.  My question is, when these large image files are being download, is there a way to stop them if, say, the user navigates away f...
So the alert gives undefined values for the width and height. I think the w and h values of the image from the img.onload calculation is not being passed to the values to return, or it may be returning w and h before the onload calculates them:  fu...
I'm writing some Javascript to resize the large image to fit into the user's browser window.  (I don't control the size of the source images unfortunately.)  So something like this would be in the HTML:  <img id="photo"...
I'm trying to use a combination of Ajax and data URIs to load a JPEG image and extract its EXIF data with a single HTTP request. I am modifying a library (https://github.com/kennydude/photosphere) to do this; currently this library uses two HTT...
I need to verify an image url to check whether the url is an image of any of these extensions:- jpeg, jpg, gif, png. Example:- when we verify this url http://www.example.com/asdf.jpg it should give us true value and with url like this http://www.ex...

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