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这个脚本对你可能有帮助：
# Z" ~" y% M7 u/ c<script language="javascript">
+ N& g' {/ T8 `% M7 Efunction IsDigit(cCheck)
2 j& ]4 q" H' V1 K/ i. _. O { . O5 |% ? s9 s; O- {6 t
return (('0'<=cCheck) && (cCheck<='9')); / l4 Z( [0 T( D; v. u
} ( c; g- S/ I4 p a9 [) s3 n
2 `; l/ A9 d# S
function IsAlpha(cCheck) ) y& v. K. S% E8 f8 A- q* q
{
) L" X' A) o' P) `: g2 Z2 P return ((('a'<=cCheck) && (cCheck<='z')) || (('A'<=cCheck) && (cCheck<='Z')))
) f/ q+ H% b# p } 0 K0 l. C) W7 T
$ J# ^# K: w) @+ `! N" q8 l" Lfunction IsaNull(cCheck) - k9 Z4 c% s, L0 N2 ^0 N
{ 9 j7 R" H3 r- E, [ Z
return(cCheck != " ") 7 K B6 a1 s5 p$ @- R6 d) E
} + W+ V8 e4 h$ f2 f: O0 j# @# n+ ]
& Q: b5 F; c* C( c
function checkform() 1 y; m# \' s0 Q, |+ h# j
{
6 p" y# O1 x9 A id = document.sform1.id.value; 2 j: Y0 C) }# S1 a [
if (id == "") 8 d3 _, d. B7 s* D" J; Z& r
{ , X' V" H4 u' [% H+ y
alert("请输入注册名");
" }8 h" j% A. r) k' z0 c document.sform1.id.focus(); 1 V8 N# `' u4 D5 o6 s
return false;
. {8 }8 ?: \ D3 } } 1 |- u5 h/ \ M5 \# m' O1 ~: k
( i7 i* K- g2 M: V5 w% I- R- V$ C4 d
for (nIndex=0; nIndex<id.length; nIndex++)
9 e$ x2 K( G6 [! t1 s {
8 [4 c' e/ N3 l3 ~ cCheck = id.charAt(nIndex); 4 K3 h0 R; r+ d
if (!(IsDigit(cCheck) || IsAlpha(cCheck) || cCheck=='-' || cCheck=='_' || cCheck=='.'))
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alert("用户名只能使用字母、数字以及-、_和.，并且不能使用中文");
1 G1 W4 d1 l3 |& m: ]) Q2 Q( q' C document.sform1.id.focus();
# Z' u1 V6 B2 X0 R3 p. b return false;
9 Y+ ]3 V A0 A0 ]2 ~8 n( _0 X } 0 `7 m, Q# ?- b' Q
} U7 @3 _' _% e5 t9 J- t# T
chineseid = document.sform1.chineseid.value; ! ?" ^) O* S% w0 j( d' G
if (chineseid == "") ) I6 S1 R& f+ b* z
{
% `, e! e% R. w0 I7 U% R) k alert("请输入中文昵称"); 4 o/ N" [8 w1 y/ s
document.sform1.chineseid.focus(); 3 ?$ j: x5 ~* t4 O0 ]) n! W Q) a
return false;
# f: t- f* \$ s* G% D ? }
0 R% c# Z" g" p password = document.sform1.password.value;
# Q( R& y8 k7 _8 a- x# N if (password == "")
, C. ` P# J% [) K {
0 E J7 \4 Q! r alert("请输入登陆密码");
* X' ?" N3 ?$ w0 q+ N a$ y document.sform1.password.focus(); ; g; O& O7 H t1 t- Q
return false;
# n `/ t& U+ @! s9 @$ L ` } ' ~/ ]' b& R5 B
password1 = document.sform1.password1.value;
6 g- Q! c: h* D8 ]3 Q- g, S+ m) g: _' z if (password>password1)
* z; J5 f$ b# Z3 ]/ v/ ?' ] {
* E& n3 }+ }6 g6 d alert("重复密码与登陆密码不相同");
3 x% h! I8 C. g+ h- N5 ^4 f/ T document.sform1.password.focus(); 5 I$ v; M8 N! f; p
document.sform1.password1.focus();
, [# A) R+ X' V% U2 F+ k; N: D return false;
6 l' ^4 b8 P9 ]$ @# a! A9 I. f }
$ S1 o- v- @; p( t. Nif (password<password1) : o6 _4 f7 W8 \
{
: c: I( X: l, N3 |' h5 M0 F alert("重复密码与登陆密码不相同"); + ]) B5 O/ D! n6 ^% G5 n9 G& l
document.sform1.password.focus(); 4 [; t2 g& `% S7 H: Y# C( ~5 A
document.sform1.password1.focus();
) G4 d, T/ x" R% t7 v return false;% i3 r+ s' d: \% t" J
} + G/ o6 C+ ~- M* ^
if (document.sform1.email.value == "")
3 Y* u, G# s+ n: Q) I { : W% x# x; M; I9 L C, H& h1 J1 E
alert("请输入您的E-MAIL地址"); " C2 O1 i' L3 F& y0 }" l
document.sform1.email.focus(); * m7 O1 R2 n) y
return false;
, d8 n& }% J2 L* G) A) [/ T }
& } q' ~) t2 k, G% }" Q N 1 K5 [4 y1 _% E7 e- k4 N. P
email=document.sform1.email.value; " K! X; F( O: X5 i) n# x
emailerr=0 . i. O+ x+ @ l* D5 p
for (i=0; i<email.length; i++)
1 F. {. X; y4 I/ E {
8 @! L: {, F+ `9 _$ f if ((email.charAt(i) == "@") & (email.length > 5)) + `# T2 b4 i+ _
{
4 }* n2 h! O) i. B: t1 O emailerr=emailerr+1
# D& b) K7 G7 x } 4 D9 L( E" z. \+ |- x& x; Q
}
" O1 x- l0 h1 M if (emailerr != 1) . c4 j5 o( @ T7 I, t# u7 G
{
c" g& T! d7 v! h B# G alert("请输入正确的E-MAIL地址"); % r( K+ k7 ]. ]$ G9 ^% s
document.sform1.email.focus();
1 w6 e2 t5 R* u0 j" a1 v, S5 W return false; $ Q1 h( x: e! h6 e( I
} 6 L, E" p2 w$ c, ?' c
' B, G# ]+ X- P* X if (document.sform1.checkask.value=="") & w# }6 u. L9 l9 ]. d
{ ) q5 n8 J: c% I! t- x0 o
alert("密码提示问题不能为空"); ) x- S. M8 j* J" w" X: a
document.sform1.checkask.focus();
* o/ U: t4 p* u2 B return false; , o% s2 i6 S6 {7 F3 G; v
} + r6 V% l" _ u- C/ z4 [, L
if (document.sform1.checkans.value=="") c. Q5 t0 {* }& j p0 A6 Y' N
{
% K, }& {6 `2 ~, z alert("您的密码提示问题答案不能为空"); 4 m* m: b8 B( Y7 }
document.sform1.checkans.focus();
; A- a% T, Z: }0 G" | return false; % ~9 K9 p. [$ _6 r& e
}( b/ Y- v. I# _( H# f# E1 _
return true; 4 ^6 Y/ F% G6 f; W, b
9 V3 K( p- f; A} % |$ e. Q* G! _; x+ \; C0 g
</script> |
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发表于 2008-1-19 23:39
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