advanced: echo. modify mon 12 nov 9.53am

git-svn-id: svn+ssh://atelier.inf.usi.ch/home/bevilj/group-1@122 a672b425-5310-4d7a-af5c-997e18724b81

site/pages/cmd/advanced/echo.html

@@ -10,16 +10,14 @@ title: echo
 
 
 
-    <h1>
-      <i> echo: </i> Printing strings command
-    </h1>
+
 
 <p> In computing, echo is a command in Unix operating systems that outputs the
   strings it is being passed as arguments. <br>
   It is a command typically used in
   shell scripts and batch files to output status text to the screen or a
   computer file, or as a source part of a pipeline.</p>
-
+<br>
    <h3>How to use</h3>
 
      <p> To use this simple command just type "echo" with the topic we want to
@@ -28,8 +26,10 @@ title: echo
         will return hello world.
      </p>
 
+<br>
 
    <h3>Skills</h3>
+   <br>
    <ul>
      <li><h4>bc:</h4> It permits you to make arithmetic calculation
        through the terminal using this format: