Scripting Languge

hi every body ..

what is the languge that scripts in MT write with ??

i know that i can make a command and excute it as a script ..
but there is some reversed item such like do , go , massege etc., ..
what is this value .. ?? and how i can write an advanced scripts more than a command ?

thanks for replay !

ROS has its own built-in scripting language

check out manula:
http://www.mikrotik.com/testdocs/ros/2.9/system/scripting.php