View Docx, Pptx, Xlsx, Ppsx Online

Office has a function, that is open Microsoft Office 2007 files like docx, xlsx and pptx without Microsoft Office 2007, just online by firefox. It is a extension called "ThinkFree Viewer". Or by a website called "Zoho".

You can find documents in different format. If you want to open them, you need some applications to open specific document. For example, you need Microsoft word to open docx files. However, you might don't want to download so many programs because some of them will be not used for a long time. You can convert those documents online to a format which you use usually, for example, you can convert text file to word document.

Many persons' computers can not open .xlsx files. Here tells you a easy way to convert it online to .xls.