I think I have fixed the EM support. Here is what I have done:
Tested in IE7, IE8
Sorry for all the commits... I was switching back and forth between master and em-support... should have stashed my changes instead of committing them. Let me know what you think.
rough pass at em unit support in media queries
updated test css to demo em queries
Updated media queries to use more accurate EMs and used EMs for parag…
…raph width to allow for a more accurate testing environment
updated media queries to use more accurate EMs, updated paragraphs to…
… use EM-based width, discovered discrepancy when using px AND em for media queries
Almost done - getting close
Updated Regex to support decimals, changed calculation for eminpix, c…
…leaned up the math for min/max calculations, update paragraph tags to use EM based widths as opposed to pixels for more accurate testing
I tested this on IE8, and it works perfectly.
Just getting to this now, I'll check it out and get back to you shortly, hopefully with a merge! :)
All rolled into the em-support branch now and updated. Thanks for the great work. I'm closing this out and we'll look to roll it into master asap!