Tango Document Open icona

"Open document" icon from <A href="http://tango.freedesktop.org/Tango_Desktop_Project"> Tango Project </A> \n<BR><BR> \nSince version 0.8.90 Tango Project icons are Public Domain: <A href="http://tango.freedesktop.org/Frequently_Asked_Questions#Terms_of_Use.3F"> Tango Project FAQ </A>