(function(){var loadHandler=window['sl_{F342AB6B-CB2A-489F-B654-C9AABE2E32A3}'];loadHandler&&loadHandler(9, '<div id="spr0_7f9a9"><div id="spr1_7f9a9" class="kern slide"><img id="img0_7f9a9" src="data/img1.png" width="960px" height="540px" alt="" style="left:0px;top:0px;"/></div><div id="spr2_7f9a9" class="kern slide"><div id="spr3_7f9a9" style="left:132px;top:45.625px;"><div style="width:0px;"><span id="txt0_7f9a9" class="nokern" data-width="307.625000" style="left:194.5px;top:5.211px;">2. Lí thuyết âm nhạc</span></div><div style="width:0px;"><span id="txt1_7f9a9" class="nokern" data-width="367.750000" style="left:164.435px;top:43.611px;">Kí hiệu 7 bậc âm cơ bản</span></div><div style="width:0px;"><span id="txt2_7f9a9" class="nokern" data-width="428.515625" style="left:134.25px;top:82.011px;">bằng hệ thống chữ cái Latin</span></div></div><div id="vd0_7f9a9" style="left:173px;top:234px;"></div></div></div>', '{"s":[]}');})();