Set to FALSE to generate errors if a non-existant blocks is referenced
Null string for unassigned blocks
Null string for unassigned vars
returns the contents of a file
generates the array containing to-be-parsed stuff: $blocks["main"],$blocks["main.table"],$blocks["main.table.row"], etc.
recursively gets the content of a file with {FILE "filename.tpl"} directives
store container block's name for file variables
PHP 5 Constructor - Instantiate the object
Override of parent constructor