网页之跑马灯文字特效

zw2004

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//速度(1-10)
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6 g/ L* t9 P6 E* O) r- Z2 t4 h//背景颜色# q$ z2 c4 I" X8 W& r, v" T6 {
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//修改显示内容9 U/ Q9 y/ h" a0 k, r4 K+ V& [7 y/ r7 d+ R
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>'0 E7 r4 e& @7 ^  X7 ~6 A
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////下面不需改变////////////
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if (iedom)
( I: q; k7 Z3 r. B2 Y4 P5 j: O4 f6 wdocument.write('<span id="temp" style="visibility:hidden;position:absolute;top:-100;left:-1000">'+marqueecontent+'</span>')* D, H4 a# U  {( g& q' E" p+ E' R
var actualwidth=''% S3 U+ f$ x( ]% I. S1 N
var cross_marquee, ns_marquee1 P3 B( u) v& F! e( d2 h( i9 e
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if (iedom){
3 ?2 r9 m. }& O$ K+ ^: R* L8 u. }$ kcross_marquee=document.getElementById? document.getElementById("iemarquee") : document.all.iemarquee
! D6 n' ?/ p! X* ?) ~# o9 |- scross_marquee.style.left=marqueewidth+8# y' T" P( O+ J# j
cross_marquee.innerHTML=marqueecontent
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2 j' u& _# a0 l5 W1 Belse if (document.layers){7 b$ s, W) q6 J6 h) F' x
ns_marquee=document.ns_marquee.document.ns_marquee2! I9 ]6 ^+ g& g% G$ |9 u' d
ns_marquee.left=marqueewidth+8
% h) T1 ]7 e( ?" \ns_marquee.document.write(marqueecontent)
/ f/ ?& U. M) O9 c, M1 fns_marquee.document.close()
$ ~2 P6 J" e6 U& `2 M9 wactualwidth=ns_marquee.document.width
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; X+ t* }4 g  B( ulefttime=setInterval("scrollmarquee()",20)
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window.onload=populate0 O# w: {6 B; w# c2 ]2 E2 n, h
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function scrollmarquee(){
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if (parseInt(cross_marquee.style.left)>(actualwidth*(-1)+8))" T- @5 j! o; ~/ A* T0 v
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else if (document.layers){# n7 r. e- e; }1 _* @
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2 i7 P( w7 d* n9 o4 C# D9 _ns_marquee.left-=copyspeed% f' `3 U" h% @' e* @
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if (iedom||document.layers){
% M8 v( [& r3 @with (document){
$ N, T0 ^  j/ e% Ddocument.write('<table border="0" cellspacing="0" cellpadding="0"><td>')
2 ]8 z' k, }5 |& P/ F/ F6 q5 O. Uif (iedom){
8 w+ U) w& M. E& k. L/ O7 twrite('<div style="position:relative;width:'+marqueewidth+';height:'+marqueeheight+';overflow:hidden">')
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( p; W8 u! w* v1 A$ nwrite('<div id="iemarquee" style="position:absolute;left:0;top:0"></div>')
, A3 w9 S2 _- swrite('</div>')
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  F& v, Y& W: \9 F5 d* l- x4 Felse if (document.layers){
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write('</ilayer>')1 H4 \% R4 g' ^& M% t; L
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document.write('</td></table>')
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