Famous Office is world of Microsoft output. Opensource also release the office by the name of Openoffice. Way of using it does not be different far by Office is property Microsoft. Start from save (save icon), open the file (open icon), new file icon. Although draw the different icon of its meaning remain to is of equal. [Since long time, Openoffice have the icon PDF. This Icon can change the article of is in form of .doc become the .pdf. If opening other; dissimilar program like excel can be done/conducted in just which software office. The example, will open the program excel enough click in File later; then New, select; choose the wanted office. OpenOffice consisted of [by] the Writer (Word), Calc (Excel), Impress (PowerPoint), Draw (available by facility like CorelDraw), Math (Equation), HTML Document (FrontPage) and still a lot of. OpenOffice now version has 2.0.