1<HTML> 2<HEAD> 3<TITLE>func_clock, JavaScript</TITLE> 4<SCRIPT type="text/javascript"> 5function func_c() { 6 document.getElementById('now').innerHTML += "Function C<br>" 7 for (i = 0; i < 30000; i++) { 8 j = i + 1 9 } 10} 11 12function func_b() { 13 document.getElementById('now').innerHTML += "Function B<br>" 14 for (i = 0; i < 20000; i++) { 15 j = i + 1 16 } 17 func_c() 18} 19 20function func_a() { 21 document.getElementById('now').innerHTML += "Function A<br>" 22 for (i = 0; i < 10000; i++) { 23 j = i + 1 24 } 25 func_b() 26} 27 28function start() { 29 now = new Date() 30 document.getElementById('now').innerHTML = now + "<br>" 31 func_a() 32 var timeout = setTimeout('start()', 1000) 33} 34</SCRIPT> 35</HEAD> 36<BODY onload="start()"> 37<DIV id="now"></DIV> 38</BODY> 39</HTML> 40