📄 代码清单3-19.htm
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class=GramE>divclass</span></span><span class=GramE>{</span><o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#006<span style='mso-spacerun:yes'>
</span><span style='mso-spacerun:yes'> </span><span
style='mso-tab-count:1'> </span>width<span class=GramE>:50px</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#007<span style='mso-spacerun:yes'>
</span><span style='mso-spacerun:yes'> </span><span
style='mso-tab-count:1'> </span>height<span class=GramE>:20px</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#008<span style='mso-spacerun:yes'>
</span><span style='mso-spacerun:yes'> </span><span
style='mso-tab-count:1'> </span>background-color<span
class=GramE>:#</span>80FF80;<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#009<span style='mso-spacerun:yes'>
</span><span style='mso-spacerun:yes'> </span><span
style='mso-tab-count:1'> </span>border<span class=GramE>:1px</span>
solid #333;<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#010<span style='mso-spacerun:yes'>
</span><span style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span><span class=SpellE>position<span
class=GramE>:absolute</span></span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#011<span style='mso-spacerun:yes'>
</span><span style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span>text-<span class=SpellE>align<span
class=GramE>:center</span></span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#012<span style='mso-spacerun:yes'>
</span><span style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span><span class=SpellE>cursor<span
class=GramE>:move</span></span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#013<span style='mso-spacerun:yes'>
</span><span style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span>}<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#014<span style='mso-spacerun:yes'>
</span><span style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span>#<span class=SpellE><span class=GramE>lefttable</span></span><span
class=GramE>{</span><o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#015<span style='mso-spacerun:yes'>
</span><span style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span><span class=SpellE>float<span
class=GramE>:left</span></span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#016<span style='mso-spacerun:yes'>
</span><span style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span>}<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#017<span style='mso-spacerun:yes'>
</span><span style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span>#<span class=SpellE><span class=GramE>foottable</span></span><span
class=GramE>{</span><o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#018<span style='mso-spacerun:yes'>
</span><span style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span><span class=SpellE>position<span
class=GramE>:absolute</span></span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#019 <span
style='mso-spacerun:yes'> </span><span
style='mso-spacerun:yes'> </span><span style='mso-tab-count:1'> </span>left<span
class=GramE>:0px</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#020<span style='mso-spacerun:yes'>
</span><span style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span>top<span class=GramE>:100</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#021<span style='mso-spacerun:yes'>
</span><span style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span>border<span class=GramE>:1px</span>
solid #ff0000;<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#022<span style='mso-spacerun:yes'>
</span><span style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span><span class=SpellE>float<span
class=GramE>:left</span></span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#023<span style='mso-spacerun:yes'>
</span><span style='mso-spacerun:yes'> </span><span style='mso-tab-count:
1'> </span>}<span style='mso-tab-count:1'> </span><o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#024<span style='mso-spacerun:yes'>
</span><span style='mso-spacerun:yes'> </span></style><o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#025<span style='mso-spacerun:yes'>
</span><span style='mso-spacerun:yes'> </span><script type="text/<span
class=SpellE>javascript</span>"><o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
class=GramE><span lang=EN-US style='font-size:9.0pt'>#026<span
style='mso-spacerun:yes'> </span><span
style='mso-spacerun:yes'> </span><!--</span></span><span lang=EN-US
style='font-size:9.0pt'><o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#027<span style='mso-spacerun:yes'>
</span><span style='mso-spacerun:yes'> </span><span style='mso-tab-count:
2'> </span><span
class=SpellE>var</span> <span class=SpellE>curElement</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#028<span style='mso-spacerun:yes'>
</span><span style='mso-spacerun:yes'> </span><span style='mso-tab-count:
2'> </span>//</span><span
style='font-size:9.0pt;font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>定义拖放过程的显示</span><span lang=EN-US
style='font-size:9.0pt'><o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#029<span style='mso-spacerun:yes'>
</span><span style='mso-spacerun:yes'> </span><span style='mso-tab-count:
2'> </span>function
<span class=GramE>drag(</span>o){<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#030<span style='mso-spacerun:yes'>
</span><span style='mso-spacerun:yes'> </span><span style='mso-tab-count:
3'> </span><span
class=SpellE>curElement</span> = o;<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#031<span style='mso-spacerun:yes'>
</span><span style='mso-spacerun:yes'> </span><span style='mso-tab-count:
3'> </span>//</span><span
style='font-size:9.0pt;font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>定义鼠标按下事件</span><span lang=EN-US
style='font-size:9.0pt'><o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#032<span style='mso-spacerun:yes'>
</span><span style='mso-spacerun:yes'> </span><span style='mso-tab-count:
3'> </span><span
class=SpellE>o.onmousedown</span>=<span class=GramE>function(</span>a){<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#033<span style='mso-spacerun:yes'>
</span><span style='mso-spacerun:yes'> </span><span style='mso-tab-count:
4'> </span><span
class=SpellE>var</span> d=document;<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#034<span style='mso-spacerun:yes'>
</span><span style='mso-spacerun:yes'> </span><span style='mso-tab-count:
4'> </span><span
class=GramE>if(</span>!a)a=<span class=SpellE>window.event</span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#035<span style='mso-spacerun:yes'>
</span><span style='mso-spacerun:yes'> </span><span style='mso-tab-count:
4'> </span><span
class=SpellE>var</span> x=<span class=SpellE>a.layerX<span class=GramE>?a.layerX:a.offsetX</span></span>;<o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:18.0pt;background:#E6E6E6'><span
lang=EN-US style='font-size:9.0pt'>#036<span style='mso-spacerun:yes'>
</span><span style='mso-spacerun:yes'> </span><span style='mso-tab-count:
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