网页之跑马灯文字特效

zw2004

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var marqueeheight=25
3 x8 a; ^0 S! B9 v% H//速度(1-10)( D$ g7 ]0 Y6 N' G+ {
var marqueespeed=32 c( w! H0 t: `
//背景颜色
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( J3 U6 F) B) C! V) v1 d2 I4 A//是否能暂停 (0=no. 1=yes)?" _/ T, C" h; S! c5 Q! Z
var pauseit=1
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//修改显示内容3 u' ^* L) g8 R7 P/ r" M+ X
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>'5 Z4 t2 ^; |9 a) n- I! x
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: v$ P/ z! K) G+ k1 L$ C////下面不需改变////////////! |2 P, r* ~' `0 J. ]1 v6 P
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var copyspeed=marqueespeed8 h! K+ g8 U$ b* P4 j/ X/ x
var pausespeed=(pauseit==0)? copyspeed: 0( a, L/ n$ U8 r  M
var iedom=document.all||document.getElementById* W1 e+ u0 w0 F% f
if (iedom), A3 ]8 v- H+ P2 H; \; N3 W0 J% q7 w
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var actualwidth=''* g* l6 I* q0 q% P
var cross_marquee, ns_marquee* B7 D1 x. u6 Y  `: R/ E3 Z* L! o

7 o9 h+ c- ?" p* e5 S* Efunction populate(){' o  H7 L4 s' S
if (iedom){# f/ h3 f) E( b1 E
cross_marquee=document.getElementById? document.getElementById("iemarquee") : document.all.iemarquee
$ c* ^3 Q! r. |8 J6 C( ?) zcross_marquee.style.left=marqueewidth+8
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actualwidth=document.all? cross_marquee.offsetWidth : document.getElementById("temp").offsetWidth
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& ?5 p4 q! A$ Helse if (document.layers){+ {2 y1 x" s* O. Y# D7 I
ns_marquee=document.ns_marquee.document.ns_marquee27 R& k1 I3 ]$ L, ~4 `" \; V
ns_marquee.left=marqueewidth+8: F5 x# m5 I, u; p
ns_marquee.document.write(marqueecontent)" y" C, ~3 B  N
ns_marquee.document.close()
* A# W. M. t8 I! f' `. u8 Cactualwidth=ns_marquee.document.width
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}
' {$ w0 e! J3 o% V5 l% i7 uwindow.onload=populate, T! m; O. F' c5 U- U  ^
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function scrollmarquee(){  v8 P$ X. g8 L0 |7 N$ w
if (iedom){3 X( g  W2 S  z. q; N$ u% ?6 [
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cross_marquee.style.left=marqueewidth+8% N5 K3 I" \5 m5 _  l. G
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else if (document.layers){! z# D9 V, u% q: q; R& M
if (ns_marquee.left>(actualwidth*(-1)+8))# F# A9 P0 h( [' R% Z9 r, `1 B
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4 Z" q7 e8 Q5 U% c& Hns_marquee.left=marqueewidth+8% b+ X- e) E; W, ?& l- u# z" j
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if (iedom||document.layers){0 a8 F+ Y. g6 T" `
with (document){
& _1 l1 i" T' B6 Hdocument.write('<table border="0" cellspacing="0" cellpadding="0"><td>'); E' O9 m. A( I5 n; G
if (iedom){( P- g4 x& A# g3 f
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4 R) @+ H! \" Q, e! a% c2 ]- Bwrite('<div style="position:absolute;width:'+marqueewidth+';height:'+marqueeheight+';background-color:'+marqueebgcolor+'" onMouseover="copyspeed=pausespeed" onMouseout="copyspeed=marqueespeed">')
- |1 E/ r: F9 j' k8 g; ]write('<div id="iemarquee" style="position:absolute;left:0;top:0"></div>')
+ L; P) C( E6 s. r# Vwrite('</div>')
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$ ]3 s6 |- `. ^- {- U6 pwrite('<ilayer width='+marqueewidth+' height='+marqueeheight+' name="ns_marquee" bgColor='+marqueebgcolor+'>')$ x' H& y* P0 R/ [$ K. p# G
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write('</ilayer>'), b! A( M7 y( S5 U& _5 ?0 L, F
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document.write('</td></table>')3 T" W* y7 ?& R7 F/ T5 k  Q
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