public void setReturnAddresses(String returnAddress){
		if(statement instanceof ReturnStatement)
			((ReturnStatement) statement).setReturnAddress(returnAddress);
		
		if(statements instanceof ReturnStatement)
			((ReturnStatement) statements).setReturnAddress(returnAddress);
		
		if(statements instanceof Statements)
			((Statements) statements).setReturnAddresses(returnAddress);
	}