The script element is a built-in element that exposes a number of script level properties .
<script>
This element has no attributes
</script>
script.completed
script.currentblock
script.currentblocknumber
script.currentexpt
script.currenttime
script.currenttrial
script.currenttrialnumber
script.elapsedtime
script.filename
script.fullpath
script.groupassignmentcode
script.groupid
script.sessionid
script.startdate
script.starttime
script.subjectid
script.trialcount
script.abort
script.debugbreak
script.debugtrace
The script element is a built-in object and can not be explicitly declared in a script. It exposes a number of useful properties, however, that can be referenced in expressions throughout the script.