I've made a mouseover-effect on two of my links, to show up a picture over my header.
The picture that pops up, has to be perfectly over another picture that already is in the header.
To do this, I used the "margin-left"-command.
After lots of trying and failing, I found the right value.
At least for Firefox and IE.
When trying it out in Opera 8/9, it has moved off a few pixels to the right.
How come, and how do I fix this?
The mouseOver-technique I used, was the one I found at: