Some older browsers knew a little about JavaScript but couldn’t handle image effects. This line checks to see if the JavaScript code can detect any images on the page.

The first image (before rollover) has been given the name button1.This code says that the chgImg function is called by both the onMouseover and onMouseout event handlers, both of which pass ...

Hiding Executable Javascript In Images That Pass Validation. 18 Comments . by: Mike ... Not only does it carry the complete code but both image and the Javascript are seen as valid.

As soon as you create the Image object, and set it's source, the browser starts to download. This is done asyncronously. That is, the x.src = "foo.gif" setting, doesn't halt the browser, until the ...

As AI expert Simon Willison explains on X, Make it Real works by "generating a base64 encoded PNG of the drawn components, then passing that to GPT-4 Vision" with a system prompt and instructions ...