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htxt=htxt+"<tr><td height=\"25\">『资料评论』&nbsp;&nbsp;<a href=\"/file_review.asp?id=30321963\" target=\"_blank\"><font color=blue>点击这里发表或查看更多评论</font></a> </td><td align=\"right\"><a href='javascript:void(0)' onclick='sendhp()'><img src='/images/hp.png'  width='16' height='16' border='0' align='absmiddle'></a>好评率：<span id='hpp'>100.00%</span> <a href='javascript:void(0)' onclick='sendcp()'><img src='/images/cp.png' width='20' height='17' border='0' align='absmiddle'></a>差评率：<span id='cpp'>-</span></td></tr>"
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htxt=htxt+"<td width=\"80%\" class=\"txt\">&nbsp;□ 好，真的很不错</td>";
htxt=htxt+"<td width=\"20%\" align=\"right\" valign=\"top\" >nbliubing <12-25 10:45></td>";
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htxt=htxt+"<td width=\"80%\" class=\"txt\">&nbsp;□ 好，一目了然。</td>";
htxt=htxt+"<td width=\"20%\" align=\"right\" valign=\"top\" >lxq760916 <11-17 7:45></td>";
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htxt=htxt+"<td width=\"80%\" class=\"txt\">&nbsp;□ <font color=red><b>[好评]</b></font>好，很好</td>";
htxt=htxt+"<td width=\"20%\" align=\"right\" valign=\"top\" >LIPING1228 <3-5 18:39></td>";
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htxt=htxt+"<td width=\"80%\" class=\"txt\">&nbsp;□ <font color=red><b>[好评]</b></font>好 </td>";
htxt=htxt+"<td width=\"20%\" align=\"right\" valign=\"top\" >mnz <11-3 10:42></td>";
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htxt=htxt+"<td width=\"80%\" class=\"txt\">&nbsp;□ <font color=red><b>[好评]</b></font>第一单元 走进化学世界课题1 物质的变化和性质1、 化学研究的对象：研究物质的①组成和结构②性质和变化规律； 2、 物质的变化：（1） 化学变化：有新物质生成的变化叫做化学变化。 #61656 本质特征：有新物质生成。#61656 伴随的现象：发光、放热、颜色变化、放出气体、生成沉淀等。#61656 如：燃烧、腐蚀、生锈、酿酒、酿醋、食物腐烂（变质）、呼吸作用、光合作用</td>";
htxt=htxt+"<td width=\"20%\" align=\"right\" valign=\"top\" >luowang0701 <11-2 17:7></td>";
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