Hello, David,
Thanks for your question about sharing customized links. The short
version of how to specify which tracks are on/off is is to add to your url
a text string in this format: "&<tablename>=<visibility>". For example,
to turn off the Spliced ESTs track, which is on by default, you would add
to the url: "&intronEst=hide".
Here is a link to a short video describing a number of ways to determine
the tablename for a track:
Thanks for being a Browser user. I hope this helps, but do not hesitate
to contact us via the mailing list for more details if my reply does not get
you exactly where you wish to be.
regards,
--b0b kuhn
ucsc genome bioinformatics group