File extension Details of LOGONXP, LYR, LWTP, LDB, IPSW, INETLOC, ID, IVA, IDLK

Name:	LOGONXP
File Type:	LogonStudio Windows XP Logon Screen
Popularity:	3
Category:	misc
File Description:	Custom logon screen format used by LogonStudio, a program for customizing the Windows logon screen; may include a background image, as well as custom lettering and buttons that can be applied to the Windows XP logon screen. NOTE: LogonStudio logon screens for Windows Vista use the .LOGONVISTA extension.
Open Programs:	Windows Stardock LogonStudio

Name:	LYR
File Type:	ArcView Layer File
Popularity:	3
Category:	misc
File Description:	Contains information available in ArcView's layer properties dialog box; may include symbols, display settings, joined table details, definition queries, labeling properties, and annotation display properties. LYR files are similar to Legend (.AVL) files, but may contain much more information and are saved in a binary format rather than as a text file.
Open Programs:	Windows ESRI ArcView

Name:	LWTP
File Type:	LimeWire Theme Pack
Popularity:	3
Category:	misc
File Description:	Theme or skin used by LimeWire, a P2P file-sharing program; can be used to customize the look and feel of the program's interface; to apply a LimeWire theme, select View->Apply Skins, and select the theme you want to apply. In order for skins to be available in LimeWire, they must be stored in the following folders for Mac and Windows: Mac: ~user/Library/Preferences/LimeWire/Themes Windows: Documents and Settings\user\.limewire\themes
Open Programs:	Mac OS LimeWire Windows LimeWire

Name:	LDB
File Type:	Microsoft Access Lock File   (Most common)
Popularity:	3
Category:	misc
File Description:	Prevents an Access database from being changed by more than one user at a time; helps ensure updates will not be unexpectedly overwritten; created and deleted automatically by Access when a database is opened and closed. LDB files have the same name as the opened database (the .MDB file) and is located in the same folder.
Open Programs:	Windows Microsoft Access

Name:	IPSW
File Type:	iPod and iPhone Software Update File
Popularity:	3
Category:	misc
File Description:	Contains data used by Apple iTunes for software restores and minor updates to the iPhone and iPod Touch; can be deleted if corrupted, which will allow iTunes to download a new copy of the software update. iPhone IPSW files are located in the following locations: Mac OS X: "~/Library/iTunes/iPhone Software Updates" Windows XP: "\Documents and Settings\[username]\Application Data\Apple Computer\iTunes\iPhone Software Updates" Windows Vista: "\Users\[username]\AppData\Roaming\Apple Computer\iTunes\iPhone Software Updates" For iPod updates, replace "iPhone" with "iPod" in the directory locations above.
Open Programs:	Mac OS Apple iTunes (with iPhone or iPod) Windows Apple iTunes (with iPhone or iPod)

Name:	INETLOC
File Type:	Internet Location
Popularity:	3
Category:	misc
File Description:	Shortcut to an Internet location, such as an RSS feed or a telnet location; contains the server address and possibly a username and password for SSH and telnet connections; can be created by typing a URL in a text editor and dragging the text to the Desktop RSS Internet locations can be created by dragging the icon in Safari's address bar to the Desktop; dragging a regular website location will create a .WEBLOC file
Open Programs:	Mac OS Mac OS X Finder Apple Safari, Terminal

Name:	ID
File Type:	Lotus Notes User ID File
Popularity:	3
Category:	misc
File Description:	Contains identifying information for a Domino Server a Lotus Notes user; created by the Domino administrator; includes user's name, Notes license number, secure certificate, public and private key, and a password. A Notes ID may required to access a Domino server; they typically expire after one year and therefore must be renewed on an annual basis.
Open Programs:	Windows IBM Lotus Notes and Domino Server

Name:	IVA
File Type:	Dementia.4207 Virus File
Popularity:	1
Category:	misc
File Description:	Virus that uses the reverse extension of an .AVI file; scans for files stored in a "REQUEST.IVA" file and copies the files found into an archive called "RECEIPT.IVA." NOTE: Files with an ".iva" extension should be scanned with antivirus software or deleted immediately.
Open Programs:	Windows Should not be opened

Name:	IDLK
File Type:	InDesign Lock File
Popularity:	3
Category:	misc
File Description:	Source control file created when an InDesign (.INDD) file is opened; allows the file to be "checked out" and prevents the InDesign document from being edited by more than one person at a time. InDesign lock files typically use the following filename convention: "~[INDD filename]~[random string].idlk;" they are saved in the same folder as the InDesign files they represent; leftover IDLK files can be deleted after the InDesign application has been quit.
Open Programs:	Mac OS Adobe InDesign Windows Adobe InDesign

Name:	IML
File Type:	ACT! Internet Mail Message   (Most common)
Popularity:	3
Category:	misc
File Description:	Mail message sent with ACT! contact software
Open Programs:	Windows Sage Software ACT!