Add explanation how to make the cronjob on cPanel

docs/install.rst

@@ -103,6 +103,22 @@ To specify the base url to your monitor installation, use the "--uri" argument,
 
      php status.cron.php --uri="http://www.phpservermonitor.org/mymonitor/"
 
+If you're work with cPanel you can follow these steps:
+
+     Log into your cPanel account
+
+     Go to cron jobs
+
+     Add a new cronjob
+
+          Type `*/15` in the minute field
+
+          Type `*` in the other field
+
+          Type `php /home2/<Type here your cPanel username>/public_html/phpservermon/cron/status.cron.php` in the command field
+
+     Submit
+     
 
 Troubleshooting
 +++++++++++++++
@@ -110,4 +126,4 @@ Troubleshooting
 If you have problems setting up or accessing your monitor and do not know why, enable debug mode to turn on error reporting.
 To enable debug mode, add the following line to your config.php file::
 
-    define('PSM_DEBUG', true);
+    define('PSM_DEBUG', true);