网页之跑马灯文字特效

zw2004

//修改宽度2 T& Q: _- T" A( Q/ ^" Z
var marqueewidth=300, x7 a. j1 s( U3 Y! i
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var marqueeheight=257 c" y  m; t' k/ e9 j
//速度(1-10)
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//背景颜色
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# x( b6 @- G1 c  x0 _; [) [//是否能暂停 (0=no. 1=yes)?
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//修改显示内容! D: U4 V0 {. J$ r6 {
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>'/ x8 C6 k( k+ x, {

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////下面不需改变////////////7 C; Z0 _- w; ]& \. r) Y9 x

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" \8 ?! f+ G& y/ {+ ?9 zvar iedom=document.all||document.getElementById; D) n1 n5 x( l) F. U
if (iedom)
* P2 z  R9 p2 `6 bdocument.write('<span id="temp" style="visibility:hidden;position:absolute;top:-100;left:-1000">'+marqueecontent+'</span>')
: e% v9 Q3 t8 o8 Yvar actualwidth=''
) i8 u$ K1 Y& }1 U5 u. evar cross_marquee, ns_marquee
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$ I9 A- N5 d4 r0 h6 [: }( ffunction populate(){
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cross_marquee=document.getElementById? document.getElementById("iemarquee") : document.all.iemarquee
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cross_marquee.innerHTML=marqueecontent
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}) _; z( u/ J9 q3 {) b. c
else if (document.layers){' _0 Q% o: J8 V+ N
ns_marquee=document.ns_marquee.document.ns_marquee2
3 _$ ]% ]  j8 S! Z/ f! zns_marquee.left=marqueewidth+8- W* j8 _: x) R5 B! R+ |
ns_marquee.document.write(marqueecontent)  m% D" Q, p: j5 U3 ^0 f3 ^$ ?5 a
ns_marquee.document.close(), R/ s/ |: m: w! M* I
actualwidth=ns_marquee.document.width
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lefttime=setInterval("scrollmarquee()",20)# [# s0 c* n: s  v8 F9 V: s) x
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window.onload=populate* d0 g4 `( S8 q

0 B! R7 ^% {. @& }3 y4 n: d! xfunction scrollmarquee(){3 f% f( |3 U  x( H* V
if (iedom){/ X3 \# F0 {" a' h4 I1 G% E2 `
if (parseInt(cross_marquee.style.left)>(actualwidth*(-1)+8))
* J% t4 C6 W1 ucross_marquee.style.left=parseInt(cross_marquee.style.left)-copyspeed
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: _4 j) w9 E0 q8 r+ q0 y. velse if (document.layers){/ s; G% e' E' o2 f6 o
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& ~, U2 i' j) T5 b/ p# Sif (iedom||document.layers){% m( T9 A5 E& U# o7 a
with (document){
# T; f. B' {5 n& E6 E/ Edocument.write('<table border="0" cellspacing="0" cellpadding="0"><td>')
) G; E: s# o" J) `7 X8 v2 aif (iedom){
4 \% |5 l! h8 W& g$ g# Qwrite('<div style="position:relative;width:'+marqueewidth+';height:'+marqueeheight+';overflow:hidden">')
5 w  D+ x* H+ d- L6 Bwrite('<div style="position:absolute;width:'+marqueewidth+';height:'+marqueeheight+';background-color:'+marqueebgcolor+'" onMouseover="copyspeed=pausespeed" onMouseout="copyspeed=marqueespeed">')/ m  {. [- [- c3 E" O: T  |9 A' ^5 S
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: e+ z& P7 b$ n0 P/ c( ]2 {) qdocument.write('</td></table>')
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