As you know this month Skype for windows integrated Facebook and Skype pushed out iPad application today Skype updated their Mac operating system version to 5.3 in order to support HD Video Calling for MAC.Now you can do HD video calling on your Mac OS X Lion with Skype 5.3.
Skype 5.3 Coming with user interface improvements and increased stability. Skype 5.3 compatible with past versions of OS X going all the way back to Leopard and Snow Leopard. All you need is a Good internet connection to use Skype HD video calling on your Mac.You can download Skype 5.3 for Mac from below link.
Download Skype 5.3 for Mac From here