(function(){var loadHandler=window['sl_{E7169CDF-5107-4A57-BA72-CB129A0090E5}'];loadHandler&&loadHandler(11, '<div id="spr0_ca25e4a"><div id="spr1_ca25e4a" class="kern slide"><img id="img0_ca25e4a" src="data/img16.png" width="720px" height="540px" alt="" style="left:0px;top:0px;"/></div><div id="spr2_ca25e4a" class="kern slide"><div id="spr3_ca25e4a" style="left:54px;top:54px;"><div style="width:0px;"><span id="txt0_ca25e4a" data-width="256.673828" style="left:7.2px;top:5.943px;">I. Đặt vấn đề:</span></div></div></div></div>');})();