网页之跑马灯文字特效

zw2004

//修改宽度
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  Y4 a2 ]. a8 J0 P, @//高度
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, I2 P# w9 |5 C" \/ @$ k  i//速度(1-10)
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//背景颜色
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//是否能暂停 (0=no. 1=yes)?
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! `2 f& B3 ]: d2 M4 k2 V//修改显示内容
% R' v- Z7 i" ~$ @. gvar 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>'
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; u; ~& Q, u: w# e/ E/ `////下面不需改变////////////: P+ K3 ^) `7 F, p6 w) d+ j
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var copyspeed=marqueespeed' t5 U' M! K1 z" ?
var pausespeed=(pauseit==0)? copyspeed: 0# s* F& E& ]. M0 V, B
var iedom=document.all||document.getElementById* d% {  N: ]1 H' f
if (iedom)
1 h* J; k3 E0 C0 h1 x% Gdocument.write('<span id="temp" style="visibility:hidden;position:absolute;top:-100;left:-1000">'+marqueecontent+'</span>')
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var cross_marquee, ns_marquee+ J5 w! d; C1 W1 X3 y0 i" S
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function populate(){: S# ^5 P% V4 u9 D8 _/ i5 |
if (iedom){
: Q) {$ y, u" n( dcross_marquee=document.getElementById? document.getElementById("iemarquee") : document.all.iemarquee
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cross_marquee.innerHTML=marqueecontent4 e8 p' M6 w( `; Q3 n
actualwidth=document.all? cross_marquee.offsetWidth : document.getElementById("temp").offsetWidth+ A. B" c9 Z: C2 d9 F& x" j
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else if (document.layers){" T$ n+ P, }5 Y! X% p0 c
ns_marquee=document.ns_marquee.document.ns_marquee2
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ns_marquee.document.write(marqueecontent)
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}; |* f* D( y! @0 R( w+ k
lefttime=setInterval("scrollmarquee()",20)
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window.onload=populate
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function scrollmarquee(){
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8 X5 F6 v8 f8 y) ]+ n' l2 d$ }if (parseInt(cross_marquee.style.left)>(actualwidth*(-1)+8))
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else! ?/ `8 e8 i1 O# t  I9 L
cross_marquee.style.left=marqueewidth+8
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else if (document.layers){
* T: M6 v; R3 K* N2 h4 S9 bif (ns_marquee.left>(actualwidth*(-1)+8))
4 @" _0 p8 C- _3 l$ k/ pns_marquee.left-=copyspeed
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ns_marquee.left=marqueewidth+8: s. x. j1 p% e
}+ {. O% f5 @9 q: k2 K
}
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if (iedom||document.layers){5 g# |+ Y" K% v7 B0 M" J  l5 S
with (document){
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$ J$ ]% C( D" |; b; X: |write('<div style="position:relative;width:'+marqueewidth+';height:'+marqueeheight+';overflow:hidden">')
4 ~0 V. u" i7 D4 \& mwrite('<div style="position:absolute;width:'+marqueewidth+';height:'+marqueeheight+';background-color:'+marqueebgcolor+'" onMouseover="copyspeed=pausespeed" onMouseout="copyspeed=marqueespeed">')
$ b! ?! a+ b/ s8 N9 ^) Rwrite('<div id="iemarquee" style="position:absolute;left:0;top:0"></div>')' W9 m( R% d: f8 Y, Y( z+ w8 ~" D7 q
write('</div>')
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else if (document.layers){
( [. ~  C. U! }/ X' I: \write('<ilayer width='+marqueewidth+' height='+marqueeheight+' name="ns_marquee" bgColor='+marqueebgcolor+'>')
5 K1 y# P& K2 T* @! rwrite('<layer name="ns_marquee2" left=0 top=0 onMouseover="copyspeed=pausespeed" onMouseout="copyspeed=marqueespeed"></layer>')
: S' D+ k$ |$ h( Cwrite('</ilayer>')
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$ K' b4 H, s) `6 p1 W3 U3 Idocument.write('</td></table>')$ \2 d: ~# _( O& d
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}
# B+ u/ L# g5 O</script>