[jQuery] jQuery add additional attribute like "jQuery1216740106187" to any operated node(IE only)

[jQuery] jQuery add additional attribute like "jQuery1216740106187" to any operated node(IE only)

<div dir="ltr">I just find out that every operated node by jQuery will be inserted a jQuery value in IE.
So after a heavy use of jQuery, my page is fulfilled with jQueryxxxx tags:
Any idea why this is happening? How to avoid this ?
<div style="margin-left: 40px; font-family: courier new,monospace;">---------------------------
Windows Internet Explorer
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<DIV style="BACKGROUND: #fdfdfd"><U>JavaScript语言</U>: <A href="<a href="http://www.fayaa.com/code/view/50/">http://www.fayaa.com/code/view/50/</a>">测试字体2</A></DIV>
<DIV class=source style="FONT-FAMILY: 'Consolas','Lucida Console','Courier New','Bitstream Vera Sans Mono','monospace','Fixedsys','Monaco','Verdana','Comic Sans MS','Microsoft Yahei','Tahoma'; BACKGROUND-COLOR: #000000" <u><b>jQuery1216740257000</b></u>="2"><SPAN class=lineno style="COLOR: #696969" <u><b>jQuery1216740257000</b></u>="227">01</SPAN> <SPAN class=_k style="FONT-WEIGHT: bold; COLOR: #00ffff" <u><b>jQuery1216740257000</b></u>="228">function</SPAN><SPAN class=_ style="COLOR: #c0c0c0" <u><b>jQuery1216740257000</b></u>="229"> </SPAN><SPAN class=_nx style="COLOR: #c0c0c0" jQuery1216740257000="230">show</SPAN><SPAN class=_p style="COLOR: #c0c0c0" <u><b>jQuery1216740257000</b></u>="231">(</SPAN><SPAN class=_nx style="COLOR: #c0c0c0" <u><b>jQuery1216740257000</b></u>="232">x</SPAN><SPAN class=_p style="COLOR: #c0c0c0" jQuery1216740257000="233">)</SPAN><SPAN class=_ style="COLOR: #c0c0c0" <u><b>jQuery1216740257000</b></u>="234"> </SPAN><SPAN class=_p style="COLOR: #c0c0c0" jQuery1216740257000="235">{</SPAN><SPAN class=_ style="COLOR: #c0c0c0" jQuery1216740257000="236"> </SPAN><SPAN class=_nb style="COLOR: #c0c0c0" jQuery1216740257000="237">document</SPAN><SPAN class=_p style="COLOR: #c0c0c0" jQuery1216740257000="238">.</SPAN><SPAN class=_nx style="COLOR: #c0c0c0" jQuery1216740257000="239">getElementById</SPAN><SPAN class=_p style="COLOR: #c0c0c0" jQuery1216740257000="240">(</SPAN><SPAN class=_nx style="COLOR: #c0c0c0" jQuery1216740257000="241">x</SPAN><SPAN class=_p style="COLOR: #c0c0c0" jQuery1216740257000="242">).</SPAN><SPAN class=_nx style="COLOR: #c0c0c0" jQuery1216740257000="243">style</SPAN><SPAN class=_p style="COLOR: #c0c0c0" jQuery1216740257000="244">.</SPAN><SPAN class=_nx style="COLOR: #c0c0c0" jQuery1216740257000="245">visibility</SPAN><SPAN class=_o style="COLOR: #c0c0c0" jQuery1216740257000="246">=</SPAN><SPAN class=_s2 style="COLOR: #00bbbb" jQuery1216740257000="247">"visible"</SPAN><SPAN class=_ style="COLOR: #c0c0c0" jQuery1…<br clear="all">
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