GetFullUrl Method
The GetFullUrl method of the SPUtility class returns the absolute URL for the specified server-relative URL.
Parameters
Site A Microsoft.SharePoint.SPSite object that represents the site.
WebUrl A string that contains the server-relative URL. For example, /[sites/]Site_Name/Folder_Name/File_Name. See Forms of URL Strings for information about the usage of URLs in Microsoft Windows SharePoint Services.
Return Value
A string that contains the absolute URL.
Remarks
If the specified site is running on a non-default port, the port number will be included in the returned URL. For example, if the site is on port 81 and "/documents/File_Name.aspx" is passed as the WebUrl value, the returned URL will be in the form "http://Server_Name:81/documents/File_Name.aspx".
Requirements
Platforms: Microsoft Windows Server 2003
Security: Code Access Security