348709-1.xhtml (482B)
1 <html xmlns="http://www.w3.org/1999/xhtml"> 2 <head> 3 4 <script> 5 function foo() 6 { 7 document.getElementById("mtr").appendChild(document.createTextNode("a")); 8 } 9 </script> 10 </head> 11 12 <body onload="foo()"> 13 14 <div><math xmlns="http://www.w3.org/1998/Math/MathML" display="block"> 15 <mrow> <mfenced open="[" close="]"> <mtable> <mtr id="mtr"> <mtd><mi>x</mi></mtd> <mtd><mi>y</mi></mtd> </mtr> </mtable> </mfenced></mrow> 16 </math></div> 17 18 </body> 19 20 </html>