网页之跑马灯文字特效

zw2004

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+ G9 w! Z, v3 x# `% j0 B! ^, R2 V//高度
) c" K5 G) O/ yvar marqueeheight=25. K. M' Y( Z- j4 @; `( l7 ~6 B2 E/ L
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//是否能暂停 (0=no. 1=yes)?
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//修改显示内容  F; \4 m' L: Z. l: C
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>'
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////下面不需改变////////////
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1 J  |* k% y& \5 M+ hvar copyspeed=marqueespeed* n" W3 U* F; y: }* w
var pausespeed=(pauseit==0)? copyspeed: 0
1 ]4 p8 i6 h  |; K/ kvar iedom=document.all||document.getElementById
* Q" y0 q" ^1 q: h* Y9 |  ]if (iedom)- i2 k6 T8 @4 u" g2 v: g5 _$ @
document.write('<span id="temp" style="visibility:hidden;position:absolute;top:-100;left:-1000">'+marqueecontent+'</span>')! X; L! ~2 ?- ]% @$ e
var actualwidth=''
) D* H% V! B: zvar cross_marquee, ns_marquee; k9 A( P# P/ d

6 F: R4 x: S8 \3 C/ Tfunction populate(){
& U: A- c4 ^" e, r. G3 t& gif (iedom){
1 i/ T- K; n; Qcross_marquee=document.getElementById? document.getElementById("iemarquee") : document.all.iemarquee
$ i: r4 c3 k8 L  U4 G/ f# x/ m- Ocross_marquee.style.left=marqueewidth+8
0 l4 X/ L2 n1 Y  ~( D: m% Tcross_marquee.innerHTML=marqueecontent3 R2 x) l' m8 k; w/ p& R/ f! k: d. H
actualwidth=document.all? cross_marquee.offsetWidth : document.getElementById("temp").offsetWidth
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ns_marquee=document.ns_marquee.document.ns_marquee2
9 z4 _: h# R) g, d& p& xns_marquee.left=marqueewidth+8/ ], M# a1 S8 D
ns_marquee.document.write(marqueecontent)/ i5 q1 u% I& K. b$ i
ns_marquee.document.close()
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lefttime=setInterval("scrollmarquee()",20)
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6 Z8 B4 @& H4 V+ A* Y& b/ qwindow.onload=populate
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: v5 v& N5 M  |( Yfunction scrollmarquee(){7 ]  y' a4 L& h
if (iedom){1 q& ?1 B! y6 @5 F" c& s
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1 [0 t6 ]8 p8 \' ]" Zcross_marquee.style.left=parseInt(cross_marquee.style.left)-copyspeed; K9 t" ], a) C+ }- z
else
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}
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with (document){
' C- {& J- q' Udocument.write('<table border="0" cellspacing="0" cellpadding="0"><td>')
6 j7 b9 j( h' W, B: U6 ]1 {: ~if (iedom){
1 x! @5 H8 x7 h2 }" Pwrite('<div style="position:relative;width:'+marqueewidth+';height:'+marqueeheight+';overflow:hidden">')
( ]! |5 }- |1 m- dwrite('<div style="position:absolute;width:'+marqueewidth+';height:'+marqueeheight+';background-color:'+marqueebgcolor+'" onMouseover="copyspeed=pausespeed" onMouseout="copyspeed=marqueespeed">')
$ o1 f9 B0 j) Z( Ywrite('<div id="iemarquee" style="position:absolute;left:0;top:0"></div>')
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, ~. t- y8 s: }3 eelse if (document.layers){+ p/ Y( V2 l4 x6 i. B
write('<ilayer width='+marqueewidth+' height='+marqueeheight+' name="ns_marquee" bgColor='+marqueebgcolor+'>')' M. v- a; H+ v, B" t1 P: f
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: }2 }  L; ]6 E: h5 A0 [' Kwrite('</ilayer>')
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document.write('</td></table>')7 \& a# J0 o9 z% E  z- F0 q
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) e  q$ d" a( s</script>