~ricardo-cropalato/ubuntu-desktop-course/ubuntu-desktop-course-pt-br-ricardo-cropalato

                                to build a complete desktop environment—the graphical user interface, which sits on top of a computer operating system—entirely from free software. 

                                This goal includes creating software development frameworks, selecting application software for the desktop and working on the programmes which manage application launching, file handling and window and task management. 

                                Community members worldwide contribute to the translation and accessibility of the desktop in multiple languages. (Reference: <ulink url="http://en.wikipedia.org/wiki/GNOME">http://en.wikipedia.org/wiki/GNOME</ulink>) </para>

                        <para><emphasis role="strong">Key Desktop Components on Ubuntu 7.10</emphasis></para>

                        <para>When you start your computer, the first screen displayed on Ubuntu is the

                        logon screen, where you type your user name and password. The next screen displayed

                                        <imagedata fileref="images/Lesson03_images_002.png" format="PNG" />

                                </imageobject></mediaobject>

                        </figure>

                        <para>At the top and bottom of the desktop are two bars, called panels.</para>

                        <figure><title><emphasis role="italic">Desktop Panels</emphasis></title>

                                <mediaobject><imageobject>

                                                </imageobject></mediaobject>

                                        </figure>

                                        </listitem>

                                        <listitem><para><emphasis role="strong">Places:</emphasis> This menu

                                        allows you to access your home directory, external devices and network

                                        on your computer.</para>

                                        <imagedata fileref="images/Lesson03_images_007.png" format="PNG" />

                                </imageobject></mediaobject>

                        </figure>

                        <para>To add a new shortcut icon to the desktop panel:

                                <orderedlist numeration="arabic">

                                        <listitem><para>Right-click the blank area of the top panel and

                                                </imageobject></mediaobject>

                                        </figure>

                                        </listitem>

                                        <listitem><para>The applications grouped in a category similar to the <emphasis role="strong">Applications

                                        </emphasis> menu appears. Select an application from the available list,

                                        and click <emphasis role="strong">Add</emphasis>.</para>

                        speaker.</para>

                        <para>The current date and time is displayed next to the System tray. If you click

                        the date and time, a calendar is displayed. You can change the date in the calendar.</para>

                        <para>The last icon on the top panel shuts down, restarts, hibernates and locks your

                        computer and puts it on standby.</para>

                        <figure><title><emphasis role="italic">Top Panel Icons</emphasis></title>

                                        <imagedata fileref="images/Lesson03_images_017.png" format="PNG" />

                                </imageobject></mediaobject>

                        </figure>

                        <para>The next icon, workspace, enables you to split the windows that are open on your

                        desktop into multiple workspaces. You can then navigate among the workspaces by pressing and holding down the 

                        CTRL+ALT keys, and then pressing either the left or the right arrow key. This reduces the clutter on your desktop and

                                        <imagedata fileref="images/Lesson03_images_019.png" format="PNG" />

                                </imageobject></mediaobject>

                        </figure>

                        <para>Now, you have two separate workspaces. Notice that the Firefox window has shifted

                        to the original workspace. So, depending on the task you perform, you can split the

                        windows into different workspaces.</para>

                                        <imagedata fileref="images/Lesson03_images_021.png" format="PNG" />

                                </imageobject></mediaobject>

                        </figure>

                        <para>In the <emphasis role="strong">Workspace Switcher Preferences</emphasis> dialogue

                        box, type or select the number of workspaces from the <emphasis role="strong">Number of

                        workspaces</emphasis> list and click <emphasis role="strong">Close</emphasis>.</para>

                        <note><title><emphasis role="strong">Note:</emphasis></title>

                        <para>Alternatively, you can right-click the item and click <emphasis role="strong">Delete

                        from Trash</emphasis> to permanently delete it from the computer.</para></note>

                        <para>If you want to restore the deleted item to the desktop, drag that item to the

                        desktop from the <emphasis role="strong">Trash</emphasis> window.</para>

                        <figure><title><emphasis role="italic">Deleting Items from Trash</emphasis></title>

                                        </listitem>

                                </orderedlist>

                        </para>

                        <para>Now, if you click the fast user switch icon, there will be two users displayed

                        and the current user logged on to the computer will be marked.</para>

                        <figure><title><emphasis role="italic">Switching Users</emphasis></title>

                                        installed on Ubuntu.</para></listitem>

                                </itemizedlist>

                        </para>

                        <para>Ubuntu contains preloaded software that you can easily install on your

                        computer, when required. You can install this software by using the Add/Remove

                        application or the Synaptic Package Manager utility of Ubuntu. To access the

                                        <imagedata fileref="images/Lesson03_images_037.png" format="PNG" />

                                </imageobject></mediaobject>

                        </figure>

                                <para>The tracker searches for important information in all the files in your 

                                                                home directory and compiles the search result into a huge database. 

                                                                So, if you are looking for all documents on the