700090-1.html (632B)
1 <!DOCTYPE html> 2 <html> 3 <head> 4 <script> 5 6 function boom() 7 { 8 var mo = document.createElementNS("http://www.w3.org/1998/Math/MathML", "mo"); 9 var t1 = document.createTextNode("123456 "); 10 mo.appendChild(t1); 11 document.body.appendChild(mo); 12 var t2 = document.createTextNode("x"); 13 document.body.appendChild(t2); 14 15 var r1 = document.createRange(); 16 r1.setEnd(t1, 7); 17 var r3 = document.createRange(); 18 r3.setStart(t1, 7); 19 20 document.documentElement.offsetHeight; 21 22 var r2 = document.createRange(); 23 r2.setStart(t1, 0); 24 r2.setEnd(t2, 0); 25 r2.deleteContents(); 26 } 27 28 </script> 29 </head> 30 31 <body onload="boom();"></body> 32 </html>