网页之跑马灯文字特效

zw2004

//修改宽度
( p9 P, b  Y8 [( _$ bvar marqueewidth=300
- l* Z" U6 I& A! L$ ]" O4 H//高度/ g  p2 `; b9 ~4 K& j6 E) K
var marqueeheight=25
+ |$ E4 v1 J$ }' D% {2 L+ b//速度(1-10)$ `, r! X4 _; f) |6 W+ }$ e
var marqueespeed=35 T8 z: l3 D" {) Q
//背景颜色+ {2 O7 V' \2 ?7 Y! t! b$ h
var marqueebgcolor="#FFFFFF"" }1 ]- R/ O* L. Y
//是否能暂停 (0=no. 1=yes)?
0 h. |# z/ I( ^$ H+ i. }) ~var pauseit=1
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4 |  a+ m! l, ?" y2 p//修改显示内容+ v( ~6 \$ U, H
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>'9 L' y( `; q; o

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$ k4 X1 M5 z* S////下面不需改变////////////
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var copyspeed=marqueespeed
) {& s& |. O- B0 V; N% n- ovar pausespeed=(pauseit==0)? copyspeed: 08 ^, `/ k0 m6 k! ?
var iedom=document.all||document.getElementById. g% G) I4 D1 i. B( k+ X
if (iedom)
9 c6 ^0 U( F6 R2 t0 Udocument.write('<span id="temp" style="visibility:hidden;position:absolute;top:-100;left:-1000">'+marqueecontent+'</span>')! x! f6 N2 ]3 L% R) G
var actualwidth=''& f' W7 a  W4 _- Y" m; f
var cross_marquee, ns_marquee
# g8 {5 f  J: u6 K3 F
6 K- Z) U( ?- j& l: D' ofunction populate(){8 B) J' s! p" d! @. Y' B. o
if (iedom){
, K8 W% n3 |# H* c7 @9 ^cross_marquee=document.getElementById? document.getElementById("iemarquee") : document.all.iemarquee" n) h2 A, x& |0 T9 V. s" J( T% ~  w
cross_marquee.style.left=marqueewidth+8
6 b: U7 [$ ^( z* h( `) A. vcross_marquee.innerHTML=marqueecontent
( K  ]2 i, u/ v% o3 d8 Uactualwidth=document.all? cross_marquee.offsetWidth : document.getElementById("temp").offsetWidth
0 L. e8 H  d2 }' q; t/ [/ U}
. f$ P9 g$ N6 ?# g$ Aelse if (document.layers){7 d7 \. E8 m  k$ N( N8 ^# v
ns_marquee=document.ns_marquee.document.ns_marquee2
8 H! p2 a/ d. g; Ons_marquee.left=marqueewidth+8
" F! T# Q" y# _* U2 mns_marquee.document.write(marqueecontent)5 S. O% X, k: k
ns_marquee.document.close()  {2 ~& m9 g+ p7 G+ L
actualwidth=ns_marquee.document.width- q  ~( }8 i" i7 P6 S" r
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lefttime=setInterval("scrollmarquee()",20)5 J5 G3 a* N3 `5 a& R4 S$ h/ U
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window.onload=populate
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" {4 |' M6 l- `$ p$ N1 Nfunction scrollmarquee(){
: u' g4 K2 M3 @! Tif (iedom){
4 R; H: ^& Q. M8 ]5 L7 U1 @! Pif (parseInt(cross_marquee.style.left)>(actualwidth*(-1)+8))
% L+ _* d- P. U' H, l- Dcross_marquee.style.left=parseInt(cross_marquee.style.left)-copyspeed, D! J+ c) _4 M( F. i& g" Q0 Y5 D& ~
else
; I. D8 p# L. K! V0 w" P, e. G. Ucross_marquee.style.left=marqueewidth+8
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& o! V5 S- ~( o/ R}
- k$ Y) E  ~6 ~  A( `! u6 Felse if (document.layers){: X8 F* b) F3 S& P5 s
if (ns_marquee.left>(actualwidth*(-1)+8))
& d  w  O( w) Pns_marquee.left-=copyspeed. O6 |, r5 {* r' c- ^
else# D' C; ^) z2 O4 m% e: A: R
ns_marquee.left=marqueewidth+8
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if (iedom||document.layers){3 E' h3 T% k  D5 e
with (document){( H3 b3 f( B5 B: @9 w3 Z# O- l
document.write('<table border="0" cellspacing="0" cellpadding="0"><td>')* Y+ O+ v8 T$ V9 E) a' j
if (iedom){9 h+ I! g& _% p2 p5 x7 E! Q) t$ m. l
write('<div style="position:relative;width:'+marqueewidth+';height:'+marqueeheight+';overflow:hidden">'), |2 ~3 \% q) F) d2 `" r0 q
write('<div style="position:absolute;width:'+marqueewidth+';height:'+marqueeheight+';background-color:'+marqueebgcolor+'" onMouseover="copyspeed=pausespeed" onMouseout="copyspeed=marqueespeed">')
+ s9 R7 A6 ~2 W) Owrite('<div id="iemarquee" style="position:absolute;left:0;top:0"></div>')
0 [8 y- P* r( M$ a3 W  ~4 Q4 _write('</div>')
3 J5 _) T" w# i  C) i" @}# [! H* P( N" T* S+ f6 e
else if (document.layers){
8 b* F/ f4 w, j9 _- D! uwrite('<ilayer width='+marqueewidth+' height='+marqueeheight+' name="ns_marquee" bgColor='+marqueebgcolor+'>')8 G3 `8 e& @# D+ \) w' n
write('<layer name="ns_marquee2" left=0 top=0 onMouseover="copyspeed=pausespeed" onMouseout="copyspeed=marqueespeed"></layer>')
! u$ T$ A/ r$ ^3 O) X& P0 pwrite('</ilayer>')3 b5 V! r3 Y) P2 \1 w  ?
}
8 N. o% I: t% p& tdocument.write('</td></table>')
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