Blindingly obvious trick when optimising figure positioning

[Harro de Jong]

Steve Rickaby wrote:

> 
> When optimising figure positioning to move figures as close to the cross-references
> to them as possible, temporarily add color to the figure xref format to make them
> show up.      (Duh!...)


I tend to give xrefs a color (blue) by default. 
- blue is dark enough to print well in B/W
- in the PDF, the xref will look like an HTML hyperlink, so even people who don't use PDFs every day will get the idea that the link is clickable. 

Harro de Jong
Triview