alert, confirm, document.write
document.writeln, prompt
getElementById(), getElementsByName(),getElementsByTagName()
window.open(), window.event.x
onclick, ondbclick, ...
onload, onunload, onreset, ...
select, onchange, textarea, innerText
text, button, onClick
button, text, password, textarea, ...
checkbox, elements[].name, elements[].value
radio, radio[].name
select
+ - * / %
! && ||
~ & | ^ >> <<
if else
switch case
for
while
do while
eval()
parseInt(), Math.pow()
E LN2 LN10 LOG2E LOG10E PI SQRT1_2 SQRT2
getDate, getDay, getHours, ...
sin(), cos(), tan(), asin(), acos()
abs(), log(), sqrt(), round(), ceil(), floor()
lenth, charAt(), indexOf(), ...
navigator, setTimeout()
==,!=,<,>,<=,>=
graphics
array .split .length .sort .joint .reverse
array .concat .joint
array .pop .push
array .reverse .shift
array .sort
array .splice .unshift .slice
array mutiarrays