<span onclick="mm(this)">梅花雪</span><script language="JavaScript"><!--
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function mm(e)
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e.firstChild.focus();
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<script language=Javascript>
i=1;
function change()
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<TR>
<TD onclick="this.firstChild.contentEditable=true" onblur="this.firstChild.contentEditable=false"><span style="width:100%">Hello</span></TD>
</TR>
</TABLE>