网页之跑马灯文字特效

zw2004

//修改宽度
4 @0 G, A& x% k* L  L1 b6 V) F3 M( Hvar marqueewidth=300. D, K. Z+ X! h0 C; x  N3 j
//高度
- n2 Q; `7 J9 m2 [- ?& H' vvar marqueeheight=253 h. x4 x7 s+ P* ]$ G$ ^- s, B  [4 s
//速度(1-10)3 B3 z" G, M0 n! B; r1 M  \
var marqueespeed=3* l# u& u1 d3 M+ p, z
//背景颜色  `+ ~+ w9 N8 a$ l5 ]/ J) l
var marqueebgcolor="#FFFFFF"+ ^; Z& i' _* ?& f5 X2 ~
//是否能暂停 (0=no. 1=yes)?
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//修改显示内容7 f# J7 l' d, z7 C
var marqueecontent='<nobr><font face="Arial" size=2><a href="http://www.jzzy.com/js.asp">欢迎光临七色风网页家园</a>--这里有从上千个网页特效中精选的300多个实用的特效，另外，为了网友更方便地学习，我们还改写和编写了部分的特效，并作了详细的说明和必要的使用提示!</font></nobr>', a3 F- r! `- ^! ~2 g# w! u

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  r* ?8 F: ^9 q9 @7 D////下面不需改变////////////
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var copyspeed=marqueespeed2 M4 p* Y, ?# O; Y9 u# ^- ^
var pausespeed=(pauseit==0)? copyspeed: 06 f0 y( B  u, u
var iedom=document.all||document.getElementById; I( J' J0 t. l, X
if (iedom)/ X9 U% X: N  P- X( F6 W# c
document.write('<span id="temp" style="visibility:hidden;position:absolute;top:-100;left:-1000">'+marqueecontent+'</span>')
0 A; U5 _$ u" r5 n1 Xvar actualwidth=''
; H+ d& d* n' |: V& h% O0 q3 r* ivar cross_marquee, ns_marquee2 H+ h* b7 S# X" L- N% H
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function populate(){+ x& r% W" B0 u9 M) Y
if (iedom){
7 Y( x; i; V# R9 G9 Ccross_marquee=document.getElementById? document.getElementById("iemarquee") : document.all.iemarquee
! G4 ~7 Q0 [' s, |+ n( Rcross_marquee.style.left=marqueewidth+8
. E3 n, o4 Y$ Q) r/ @cross_marquee.innerHTML=marqueecontent+ d9 f7 L. Q0 k& e- {! v
actualwidth=document.all? cross_marquee.offsetWidth : document.getElementById("temp").offsetWidth
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else if (document.layers){
/ V! j/ w2 B6 `/ Q% u" C1 qns_marquee=document.ns_marquee.document.ns_marquee2$ a( q# ~0 ?* z2 x% A( ?
ns_marquee.left=marqueewidth+8( ?6 y& c7 \' t6 f
ns_marquee.document.write(marqueecontent)/ N( V% {& j! L' _  H, \2 M% c" ?
ns_marquee.document.close()
* v' s( Y* q: H7 o0 Sactualwidth=ns_marquee.document.width
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lefttime=setInterval("scrollmarquee()",20)2 v, c- u2 @$ e. I- n  k  [
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window.onload=populate
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* K# o3 s, L) w) n' J. Jfunction scrollmarquee(){; E1 v0 d+ M4 Z6 p
if (iedom){
% G+ w) z$ P7 s6 G0 {0 Z# w2 e3 Fif (parseInt(cross_marquee.style.left)>(actualwidth*(-1)+8))  F% ^- p+ Q! D4 g
cross_marquee.style.left=parseInt(cross_marquee.style.left)-copyspeed
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cross_marquee.style.left=marqueewidth+8/ e0 n9 Q: i( ]" n1 a

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4 A# ~7 s6 O+ `# }$ O. Pelse if (document.layers){
/ h/ L. l4 m8 v$ T, lif (ns_marquee.left>(actualwidth*(-1)+8))
2 W8 X) |9 G( U0 Z  ]. a0 e) Ans_marquee.left-=copyspeed/ }; g3 v. y; d5 b) o7 e
else) u* _9 d* }. h5 ^" T( D! W
ns_marquee.left=marqueewidth+8
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, ]+ X* B  E# |  P1 K4 B  lif (iedom||document.layers){* s% `4 @/ }* m, J* V5 Y4 _
with (document){7 Y4 c4 a: d$ a0 \5 y. q4 R+ Y5 i
document.write('<table border="0" cellspacing="0" cellpadding="0"><td>')/ [& x" j+ T; b7 y
if (iedom){# @; S3 O* N% e6 H! g1 I! P7 s
write('<div style="position:relative;width:'+marqueewidth+';height:'+marqueeheight+';overflow:hidden">')& q$ f6 x4 v2 G: A. s
write('<div style="position:absolute;width:'+marqueewidth+';height:'+marqueeheight+';background-color:'+marqueebgcolor+'" onMouseover="copyspeed=pausespeed" onMouseout="copyspeed=marqueespeed">')) O; g1 Z6 o. G- U
write('<div id="iemarquee" style="position:absolute;left:0;top:0"></div>')8 T% _& F$ ?4 K/ t; w
write('</div>')! [0 u& U. ?. l2 T3 J& I( g! w
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else if (document.layers){
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. V; X( m5 Y6 W/ s/ Z9 e- V" y* [+ s) Rwrite('</ilayer>')
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/ a; v$ S3 X/ e* j; O  Qdocument.write('</td></table>')
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