Version 4.1 (7 Nov 2009 released)
fixed AddCustomType method.
Version 4.0 (8 May 2009 released)
added support loading image clip from folder.
added allow rotate the image clip at specifies index.
added AddClipsFromFolder, BrowseFolder, DeleteAllClips, GetTotalClipSelected, Rotate methods.
Version 3.5 (21 Nov 2008 released)
added support loading PDF file.
added PDFPageNo property.
Version 3.0
added support JPEG 2000, PCX, WMF, WBMP, TGA, PGX, RAS, PNM file formats.
added HScroll method to Programmatically Horizontal Scrolling.
Version 2.5
improved fast loading time.
added user define Vertical and Horizontal scrollbar in thumbnail view.
added user define display mode and image quality.
fixed small image stretching issue.
Version 2.0
added support PSD format.
added AddCustomType, RemoveCustomType methods ,support load customizable file formats.
added EnableMultiSelect property, enable or disable multiselect thumbnails.
added KeyUp, KeyDown events.