Rev cannot open my jpeg ! - and some serious thinking

[Ian Wood]

Pixel size is needed for getting around this bug, not file size...

Ian

On 1 Jul 2009, at 10:42, Mark Smith wrote:

> Sarah, to get the size of what will be returned by a "get url", you  
> need to issue an HTTP HEAD request, which will return the http  
> headers that would be returned from a GET request, but without the  
> actual content. Something like this in a button script: