У вашего броузера проблема в совместимости с HTML5
MY 5 TOP REAR DELT MOVES:
1. CABLE ROPE FACE PULL - 3-5 SETS / 10-15 REPS
2. SINGLE ARM FACE PULL - 3-5 SETS / 10-12 REPS
3. CABLE CROSS OVER - 3-5 SETS / 12-15 REPS
4. DIAGONAL CABLE ROPE ROW - 3-5 SETS / 12-15 REPS
5. SINGLE ARM BENT OVER REAR DELT FLY - 4-5 SETS / 10-12 REPS
My outfit is by P'tula - GO SHOP at www.ptula.com !!
xo, Sami