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这个脚本对你可能有帮助：! B: o; ?* H, R
<script language="javascript"> ( d/ p7 z+ N5 a' i C7 W
function IsDigit(cCheck) 7 Z8 \' Z8 |$ P* e$ {, p1 Y
{ $ [6 B* E$ ^; Z& G( ~
return (('0'<=cCheck) && (cCheck<='9'));
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7 [. A! ^: J+ |$ Z- B# ^+ {
function IsAlpha(cCheck) ) a3 O, h' W$ @# l0 q8 d/ {
{ 5 X) P% _4 i, U$ t2 N
return ((('a'<=cCheck) && (cCheck<='z')) || (('A'<=cCheck) && (cCheck<='Z'))) ( C; h: x$ `* K2 `' V9 X( F, P
}
& {# k' j1 |: y& n 8 K; `. i* n& \9 u0 `- c0 R; b1 W
function IsaNull(cCheck)
$ @- {6 `& s; `4 ^2 R8 b3 Q { : z( u! L4 e0 O) @$ q# E: S; l4 ?! H1 H2 E
return(cCheck != " ")
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% L$ P( y* {, [) a, a0 \function checkform()
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id = document.sform1.id.value;
# p! y/ Y9 t, j( z4 S8 M z if (id == "")
6 `. o# V9 U; c$ ^0 R, Y2 c {
; G$ v6 E7 B9 ]' w alert("请输入注册名");
9 q! s( ?. A# Q' I% y: b4 i document.sform1.id.focus();
; z; g1 G3 @8 z, K6 m$ U return false; 3 G1 J) ?& S* Y; f
}
, F0 `; `( [% L " m/ W5 Y# B- t8 Y
for (nIndex=0; nIndex<id.length; nIndex++)
% R8 m9 S# g8 R, a. E0 I) }( M { ' e6 B' @8 J# Z! E# o
cCheck = id.charAt(nIndex);
( F+ |% U2 |" y/ h if (!(IsDigit(cCheck) || IsAlpha(cCheck) || cCheck=='-' || cCheck=='_' || cCheck=='.')) . O) H1 A1 }' e- Z ]7 Q
{ " R6 c% G! B5 L
alert("用户名只能使用字母、数字以及-、_和.，并且不能使用中文"); E4 \: Y+ P! ^9 {3 }! b7 C- k5 J
document.sform1.id.focus(); # u. i1 c% p7 P4 a% j7 ?; p
return false;
5 s( F. l6 f* U! [8 N }
/ P, O( { {7 f9 Z( U! g. h: ?" F }
5 l/ [& Z2 y' P5 s2 x# U chineseid = document.sform1.chineseid.value;
6 D- u' l+ b. A if (chineseid == "")
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alert("请输入中文昵称");
6 I4 S1 y1 j$ H. T% M# R document.sform1.chineseid.focus(); 9 I6 C, S1 R8 z8 N! e4 _
return false;
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password = document.sform1.password.value;
0 u/ C, a0 Z3 f" {. g if (password == "")
2 ~) P3 ~8 ~: z: I {
& l- B/ R7 X5 ~7 _0 A+ G alert("请输入登陆密码"); # v8 m" M5 V6 C
document.sform1.password.focus(); G+ a5 q* o. Q0 f% }
return false; 1 E$ ? m& T, G) _5 D
}
! z' V6 K' p( ^' r, @ password1 = document.sform1.password1.value;
/ r1 Z$ E' l9 I if (password>password1) 3 ?( I5 S& z# h: X( ?4 `
{0 x5 c2 ^* ~$ T/ {: e" U& O
alert("重复密码与登陆密码不相同");
7 A, @$ b4 p( E4 s. |. D! H document.sform1.password.focus();
, t4 F' F* V& g document.sform1.password1.focus(); $ y S" k! @+ {% b+ y- U; g; h2 s/ Y
return false;
4 Q+ [: ~: P$ {" ^0 C! b, Z# O4 C }
1 W. t' s5 k1 q! g1 z) H( gif (password<password1)
5 o6 n% S' [2 ?% } W& m' X {: F9 v9 H3 ?! f. S$ C
alert("重复密码与登陆密码不相同");
) K2 o9 I6 }$ i( H document.sform1.password.focus(); ) K+ E& z6 i( v" G- h+ B
document.sform1.password1.focus(); ) v: O! d# s* P* T( k& d" Z+ L
return false;, E" n# Y# S& A+ f8 k$ Y
} 2 | H" N5 o. h: M5 G/ F
if (document.sform1.email.value == "") . k" ~0 \( J7 B/ C3 n0 q! ~
{
' }" U6 v2 e& c& {) u1 g1 W alert("请输入您的E-MAIL地址"); " z% {. I& q9 R7 v$ j2 J
document.sform1.email.focus();
4 Z2 `7 }6 |3 | s0 o8 c) W7 h: F return false;
8 y$ [( L, S/ U0 M% E$ g } ( Y( i/ m( r8 F0 ` {2 B7 M
! f4 O+ E8 G; |0 w+ a email=document.sform1.email.value; 6 E& `" h, g: G+ e9 Q- |
emailerr=0
- z; Z( F) ?( f) I8 P for (i=0; i<email.length; i++)
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if ((email.charAt(i) == "@") & (email.length > 5))
# f4 ^- I- b9 V% r8 Z$ v {
% B& W% ?* w" `5 d4 b w9 R% R; O emailerr=emailerr+1
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- Y* S" q6 Y+ I* o" x% D7 U% a }
5 K4 D; ~# b" p/ a& V2 F if (emailerr != 1)
8 |# @' ]. \+ U, |+ y& j {
( o9 \6 |) |9 v: Z6 Q' d( P* T alert("请输入正确的E-MAIL地址");
& d& Y( }( |, J! O document.sform1.email.focus();
1 J6 E8 u$ k) }2 I- q% m% x return false;
: {* t% m' D% l' H0 F n: ] }
$ M3 L% X8 y3 i9 _1 E) {3 e 0 c! p, G$ d$ K
if (document.sform1.checkask.value=="") * X$ P+ E4 {+ g
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alert("密码提示问题不能为空"); 6 r1 I+ Y$ T/ q6 |& ?
document.sform1.checkask.focus(); ' g" ^ m: V# |* h" j
return false;
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% x8 o8 }, y1 w0 q" H- N* s if (document.sform1.checkans.value=="")
3 N$ Y( d' J# A$ @. f {
. Z+ F4 u- H4 I9 ?0 q' } alert("您的密码提示问题答案不能为空");
! ^1 k& i0 \4 }5 i. a9 K1 E document.sform1.checkans.focus();
8 ~8 L& ~) R% f' _- O8 j return false; 1 ?7 x; O6 u' J$ X+ ]
}
, T7 K' x' x Z% C# }. K9 J2 _! I return true; 5 Q/ V# l4 }) K' |7 ?. z" D. P: T
4 {/ Y& a$ B& c0 o
}
6 C+ k" x& @+ ^2 o/ ?# l* T</script> |
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发表于 2008-1-19 23:39
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