function(process){
		var subSection = new TextSection();
		this.last().add({process: process, truthy: subSection});
		this.stack.push(subSection);
	}
function(process){
		var subSection = new TextSection();
		this.last().add({process: process, truthy: subSection});
		this.stack.push(subSection);
	}
function ( process ) { var subSection = new TextSection ( ) ; this . last ( ) . add ( { process : process , truthy : subSection } ) ; this . stack . push ( subSection ) ; }
Adds a subsection.
Adds a subsection .