besides the standard Lock screen I have:
...excuse the plug for the clan.
btw - the animated wallpaper changes according to weather conditions(linked to yahoo weather)
where you have to slide to right in order to use phone....that's fine..just means ANYONE can use it without authorization...here is an alternate lock screen for WinMo devices that allows you to record a specific gesture of your choosing in order to unlock the phone.
Which can be EASILY skinned from the BG pic, text, dots, selected dots, wrong dots selected.... etc...etc.