File extension Details of JC!, JAD, YBK, YPS, YMG, WZMUL, WSZ, WCM, WPL

Name:	JC!
File Type:	FlashGet Incomplete Download
Popularity:	3
Category:	misc
File Description:	Incomplete file downloaded with FlashGet, a download manager; created when a download begins and serves as a placeholder for the completed file; when the download finished, the file is saved with the original extension. If a JC! file download is paused or stopped, it can be resumed by FlashGet as long as the same file is found on an available server. Files that have been partially downloaded with FlashGet may also use a .JC extension (without the exclamation point).
Open Programs:	Windows FlashGet

Name:	JAD
File Type:	Java Application Descriptor File
Popularity:	3
Category:	misc
File Description:	Descriptor file that describes the contents of a MIDlet, a type of Java program developed for the Java ME virtual machine; commonly used to package Java games and applications developed for cell phones. MIDlets include both JAD and .JAR (Java Archive) files.
Open Programs:	Windows LogoManager MobiMB Mobile Media Browser JADMaker

Name:	YBK
File Type:	Microsoft Encarta Yearbook File   (Most common)
Popularity:	3
Category:	misc
File Description:	Contains updates to articles and other content in the Encarta encyclopedia; helps keep Encarta information up-to-date without upgrading the entire program; located in the "\Program Files\Microsoft Reference\Encarta Encyclopedia\UpdateXX\" directory.
Open Programs:	Windows Microsoft Encarta Encyclopedia

Name:	YPS
File Type:	Yahoo! Messenger Data File
Popularity:	5
Category:	misc
File Description:	Data file written by Yahoo! Messenger, the instant messaging program created by Yahoo!; used for sending messages back and forth over the Internet; similar to AOL Instant Messenger and Microsoft's Live Messenger.
Open Programs:	Mac OS Yahoo! Messenger Windows Yahoo! Messenger

Name:	YMG
File Type:	Yahoo! Messenger File
Popularity:	3
Category:	misc
File Description:	Data file used by Yahoo! Messenger, an instant messaging program developed by Yahoo!; often the initials "YMG" are used as an abbreviation for the Yahoo! Messenger program.
Open Programs:	Mac OS Yahoo! Messenger Windows Yahoo! Messenger

Name:	WZMUL
File Type:	WinZip Registration File
Popularity:	3
Category:	misc
File Description:	Registration file used to register WinZip, a compression utility for Windows; may be downloaded from the WinZip website after purchasing a WinZip license; opening the WinZip.wzmul file initiates the WinZip registration process. After the program has been registered, the file should be placed in the Windows Common Application Data folder; in Windows XP, the location is: " C:\Documents and Settings\All Users\Application Data\WinZip;" in Windows Vista, the location is: "C:\ProgramData\WinZip."
Open Programs:	Windows Corel WinZip

Name:	WSZ
File Type:	Winamp Classic Skin
Popularity:	3
Category:	misc
File Description:	Custom classic skin used to modify the interface of Winamp, a music-playing program for Windows
Open Programs:	Windows Nullsoft Winamp

Name:	WCM
File Type:	Microsoft Works Communications Script   (Most common)
Popularity:	3
Category:	misc
File Description:	Contains a modem communication script for establishing and online connection via a dial-up phone line; used by MS Works Communications and can emulate terminal modes, such as VT100, ANSI, and TTY.
Open Programs:	Windows Microsoft Works

Name:	WPL
File Type:	Windows Media Player Playlist   (Most common)
Popularity:	3
Category:	misc
File Description:	Playlist of songs or videos that can be played by Windows Media Player; may be used to create dynamic playlists; stores a list of references to the actual files, but not the files themselves.
Open Programs:	Mac OS Microsoft Windows Media Player 9 or later Windows Microsoft Windows Media Player 9 or later Roxio Easy Media Creator

Name:	WPM
File Type:	WordPerfect Macro
Popularity:	3
Category:	misc
File Description:	Macro file for Corel WordPerfect that enables certain tasks to be automated; often called a "keystroke macro" because functions can be run by pressing a specific combination of keys; recorded or written in PerfectScript, Corel's scripting language.
Open Programs:	Windows Corel WordPerfect