Accounts Receivable (Details) (USD $)	Dec. 31, 2012	Dec. 31, 2011
Summary of accounts receivable
Total gross receivables	$ 458,825	$ 193,335
Less: allowance for doubtful accounts	(174,430)	(50,015)
Total net receivables	284,395	143,320
Billed SG Block sales [Member]
Summary of accounts receivable
Total gross receivables	207,390	137,560
Billed Engineering services [Member]
Summary of accounts receivable
Total gross receivables	216,535	33,317
Billed Project management [Member]
Summary of accounts receivable
Total gross receivables	34,900	19,578
Unbilled Project management [Member]
Summary of accounts receivable
Total gross receivables		$ 2,880