class Phlex::SGML

def capture(*args, &block)

Capture the output of the block and returns it as a string. 
def capture(*args, &block)
	return "" unless block
	if args.length > 0
		@_context.capturing_into(+"") { __yield_content_with_args__(*args, &block) }
	else
		@_context.capturing_into(+"") { __yield_content__(&block) }
	end
end