Office 2007 I have office 2002 and I can not open any documents created using office 2007 why

Create a New Document
There are several ways to create new documents, open existing documents, and save documents in Word:

• Click the Microsoft Office Button and Click New or
• Press CTRL+N (Depress the CTRL key while pressing the "N") on the keyboard

You will notice that when you click on the Microsoft Office Button and Click New, you have many choices about the types of documents you can create. If you wish to start from a blank document, click Blank. If you wish to start from a template you can browse through your choices on the left, see the choices on center screen, and preview the selection on the right screen.

Opening an Existing Document

• Click the Microsoft Office Button and Click Open, or
• Press CTRL+O (Depress the CTRL key while pressing the "O") on the keyboard, or
• If you have recently used the document you can click the Microsoft Office Button and click the name of the document in the Recent Documents section of the window Insert picture of recent docs

Saving a Document

• Click the Microsoft Office Button and Click Save or Save As (remember, if you're sending the document to someone who does not have Office 2007, you will need to click the Office Button, click Save As, and ClickWord 97-2003 Document), or
• Press CTRL+S (Depress the CTRL key while pressing the "S") on the keyboard, or
• Click the File icon on the Quick Access Toolbar

Renaming Documents
To rename a Word document while using the program:

• Click the Office Button and find the file you want to rename.
• Right-click the document name with the mouse and select Rename from the shortcut menu.
• Type the new name for the file and press the ENTER key.

Working on Multiple Documents
Several documents can be opened simultaneously if you are typing or editing multiple documents at once. All open documents will be listed in the View Tab of the Ribbon when you click on Switch Windows. The current document has a checkmark beside the file name. Select another open document to view it.

Document Views
There are many ways to view a document in Word.

• Print Layout: This is a view of the document as it would appear when printed. It includes all tables, text, graphics, and images.
• Full Screen Reading: This is a full view length view of a document. Good for viewing two pages at a time.
• Web Layout: This is a view of the document as it would appear in a web browser.
• Outline: This is an outline form of the document in the form of bullets.
• Draft: This view does not display pictures or layouts, just text.

To view a document in different forms, click the document views shortcuts at the bottom of the screen or:

• Click the View Tab on the Ribbon
• Click on the appropriate document view.

Close a Document
To close a document:

• Click the Office Button
• Click Close