Web authoring SW is not dependent on the choice of distro. Linux is Linux.
Frontpage is widely reported to be the worst web authoring tool on the planet. It should not be hard to get you going on something better in Linux....

I like Bluefish, but it is not a WYSIWYG. The most common WYSIWYG is Nvu. I have also heard that Dreamweaver will run in WINE / Crossover.
I solved the Ubuntu / SUSE dilemma by installing PCLinuxOS...

Seriously, they are all VERY close. My only opinion is that it is your decision.