e="height:1.2em">
		任何有趣的东西！
	</div>
</span>
<span id="flashcard_you_why_front">
	<div class="fcard_bg" src="pics/fcards_ch3.png" sx=400 sy=0></div>
	<div id="fc_words" style="line-height: 1.1em; position: absolute; width: 190px; margin: 0; top: 50px; left: 180px;">
		你为什么要学？
	</div>
</span>
<span id="flashcard_you_why_back">
	<div id="fc_words" class="fcard_center" editable="you_why" style="height:1.2em">
		因为好奇
	</div>
</span>
<span id="flashcard_you_how_front">
	<div