Re: Can't use Firefox innerHTML() on XHTML page?

GregH wrote:
> Hi,
> 
> I've written a very simple bookmarklet, which uses innerHTML to create
> new DOM elements on a webpage:
> 
> (function(){
>     var testDiv = document.createElement( 'div' );
>     testDiv.innerHTML = "<p>I don't display</p>";
>     document.body.appendChild(testDiv);
> })()
> 
> For easy copying into a bookmark:
> 
> javascript:(function(){var%20testDiv=document.createElement
> ('div');testDiv.innerHTML="<p>I%20don't%20display</
> p>";document.body.appendChild(testDiv);})()
> 
> Unfortunately, in Firefox 3.0.8, this bookmarklet blows up when
> applied on this XHTML webpage: http://direct.tesco.com/q/R.200-3522.aspx
> 
> The Firebug error is:
> 
> uncaught exception: [Exception... "Component returned failure code:
> 0x80004003 (NS_ERROR_INVALID_POINTER)
> [nsIDOMNSHTMLElement.innerHTML]"  nsresult: "0x80004003
> (NS_ERROR_INVALID_POINTER)"  location: "JS frame :: javascript:
> (function(){var%20testDiv=document.createElement
> ('div');testDiv.innerHTML="<p>I%20don't%20display</
> p>";document.body.appendChild(testDiv);})() :: anonymous :: line 1"
> data: no]
> 
> Can anyone explain why this doesn't work?

It seems to be related to that URL, when I try that code with other 
application/xhtml+xml documents I don't get any error.
I am however not sure what on that URL causes the problem.



-- 

	Martin Honnen
	http://msmvps.com/blogs/martin_honnen/