网页之跑马灯文字特效

zw2004

//修改宽度
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var marqueeheight=25
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6 Y# a2 V6 w6 j0 T9 S//是否能暂停 (0=no. 1=yes)?
2 A$ }8 l: D* W+ v1 c1 G% J% Yvar pauseit=1" }/ x4 g6 c) a" D

5 N7 |3 t6 |7 t0 d! w//修改显示内容( q( S" ?1 A3 J" ?+ B4 D
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>'7 E0 t$ k% k9 Q

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var copyspeed=marqueespeed! Q, m0 [# [( E) l3 k4 N4 w" k6 K
var pausespeed=(pauseit==0)? copyspeed: 0
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if (iedom)
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var actualwidth=''
* U3 w; C' F3 W$ T" |var cross_marquee, ns_marquee
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7 n  q7 i9 K0 m0 L. y. ], pfunction populate(){
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: ?5 Z5 O; ~2 }- l& V. ocross_marquee=document.getElementById? document.getElementById("iemarquee") : document.all.iemarquee
# @. h4 {" }9 ocross_marquee.style.left=marqueewidth+8! K5 b, A7 Q4 p/ K3 c, N
cross_marquee.innerHTML=marqueecontent
" \- H  `7 ?  U& w/ Sactualwidth=document.all? cross_marquee.offsetWidth : document.getElementById("temp").offsetWidth
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ns_marquee=document.ns_marquee.document.ns_marquee2
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ns_marquee.document.write(marqueecontent)- G3 z0 c* j1 L' Q
ns_marquee.document.close()
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lefttime=setInterval("scrollmarquee()",20)
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: `6 r, O6 s8 Awindow.onload=populate
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+ C$ F, _/ H" U2 V' ifunction scrollmarquee(){
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2 @8 A* d$ M' }* p. Sif (parseInt(cross_marquee.style.left)>(actualwidth*(-1)+8))
6 u) O: `5 {" z+ ]cross_marquee.style.left=parseInt(cross_marquee.style.left)-copyspeed8 S& Q1 t1 N8 j- b  Q9 H+ Z4 s
else
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2 S( z# n3 F8 x1 q' Rif (ns_marquee.left>(actualwidth*(-1)+8))
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else
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}
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/ A. m) @) n! I8 F) tif (iedom||document.layers){3 @( ?% |0 _) @0 D, A# k
with (document){
5 B8 l& c5 X" [% V! N% {' zdocument.write('<table border="0" cellspacing="0" cellpadding="0"><td>')( I' l& D8 g# w  M& ~) V
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- p- J6 M, x! Y* H6 ^! _$ Rwrite('<div style="position:relative;width:'+marqueewidth+';height:'+marqueeheight+';overflow:hidden">')3 z# j9 L' a8 C) ?
write('<div style="position:absolute;width:'+marqueewidth+';height:'+marqueeheight+';background-color:'+marqueebgcolor+'" onMouseover="copyspeed=pausespeed" onMouseout="copyspeed=marqueespeed">')
# F0 X! D% O; }) Z, X$ Nwrite('<div id="iemarquee" style="position:absolute;left:0;top:0"></div>')* J* @$ D' G# s  H. c
write('</div>')% p, ]7 {0 {! b! u' W1 [, U
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write('</ilayer>')# c, w1 B, s% c" s
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document.write('</td></table>')
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