Name attribute
<FORM> tag 113
naming variables 22
case sensitivity 22
examples 22
NaN property, Number object 31
NaN value
Number function 112
navigator object
displaying associative array 217
HTML document object hierarchy 211
nested looping 76
trimming a tree 93
Netscape 262
event object properties 281
JavaScript console provides syntax error notification 348
new keyword
creating arrays 140
creating custom objects 221
NNK (No Need to Know) icon 8
nonidentity operator !== 40
Notepad 10
limitations of 231
Null type 31
Number function
NaN value 112
type conversion 110
Number object 219
NaN property 31
number types 20
numeric comparison function 178
Numeric regular expression 323
numerical notation 20