Where's the calendar?

Scheduler Javascript
#1

Non-programmer here. How do I get the calendar to show up in Joomla? All I get is “No input file specified”.
Please don’t tell me to read the docs…there aren’t any.

#2

192.168.1.251/dhtmlx/docs/doku.p … gin:joomla

Is all installations steps were executed?
Which version of Joomla you are using?

#3

yes

1.5