网页之跑马灯文字特效

zw2004

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var marqueewidth=3000 x/ l  d6 Q% r1 a
//高度
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//背景颜色% A, d4 H5 O# Q& C+ k9 Z
var marqueebgcolor="#FFFFFF"5 X- D- a0 K4 g2 [/ ^
//是否能暂停 (0=no. 1=yes)?
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//修改显示内容
; M: @9 I  P4 |$ E$ v4 w1 X. Yvar 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>'  u: p7 M; g  W

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: c; C8 c9 O! D$ L( N, i8 D////下面不需改变////////////
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var copyspeed=marqueespeed% k7 o! e# `* O! E5 ^
var pausespeed=(pauseit==0)? copyspeed: 0
% U* D* J0 M, x/ I4 j3 G9 N! ^) j  bvar iedom=document.all||document.getElementById
, S0 g: U2 g5 u& Y& ]if (iedom)
' U5 q, L3 M- Wdocument.write('<span id="temp" style="visibility:hidden;position:absolute;top:-100;left:-1000">'+marqueecontent+'</span>')( o3 b2 I( }% e3 [
var actualwidth=''
' a( {" i7 y; \# ^. Mvar cross_marquee, ns_marquee
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  d' T% e! Y$ \9 m) [0 C0 q3 S+ qfunction populate(){% G; L( h- \) o$ }! M, }. K! s; U+ x
if (iedom){
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cross_marquee.style.left=marqueewidth+82 }9 o2 x. [) M! _) K1 h- o, ?
cross_marquee.innerHTML=marqueecontent
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else if (document.layers){- ~) h! x  G# h; _. Z  E$ o* [: U$ j
ns_marquee=document.ns_marquee.document.ns_marquee23 K. M3 F% K) l2 }' X/ i
ns_marquee.left=marqueewidth+8
4 R$ [& x2 h6 m# cns_marquee.document.write(marqueecontent)) q/ b' X$ k) Y$ Z
ns_marquee.document.close()
3 J/ \  i+ z- J4 E) vactualwidth=ns_marquee.document.width+ r0 T- }; h4 `# E
}
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window.onload=populate
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function scrollmarquee(){
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; R+ S/ ?1 @+ L; R6 [4 }9 Bif (parseInt(cross_marquee.style.left)>(actualwidth*(-1)+8))3 r' V8 K4 y) I; ~
cross_marquee.style.left=parseInt(cross_marquee.style.left)-copyspeed
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cross_marquee.style.left=marqueewidth+83 v" W6 L: g4 i; Z7 a

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else if (document.layers){$ k4 C& p+ x; c9 m8 ?0 T9 f5 \
if (ns_marquee.left>(actualwidth*(-1)+8))
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ns_marquee.left=marqueewidth+8! M. ~% ?, p. D6 l
}
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& x1 R# }9 {4 q4 x7 [  ^if (iedom||document.layers){& A, F6 w! {0 U1 N: F+ ^
with (document){0 x+ L+ A8 d( p5 x9 J
document.write('<table border="0" cellspacing="0" cellpadding="0"><td>')
  |1 h2 w0 A4 H/ R$ hif (iedom){
7 _9 K0 z1 g3 N' D8 b7 Owrite('<div style="position:relative;width:'+marqueewidth+';height:'+marqueeheight+';overflow:hidden">')) n- r" x" R' W8 o% \8 H1 @( t
write('<div style="position:absolute;width:'+marqueewidth+';height:'+marqueeheight+';background-color:'+marqueebgcolor+'" onMouseover="copyspeed=pausespeed" onMouseout="copyspeed=marqueespeed">')
1 `( \2 E5 }5 {write('<div id="iemarquee" style="position:absolute;left:0;top:0"></div>')  G" m: Q; X2 ?: b/ T+ j
write('</div>')
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else if (document.layers){
. y4 H( i# c: t+ ?- lwrite('<ilayer width='+marqueewidth+' height='+marqueeheight+' name="ns_marquee" bgColor='+marqueebgcolor+'>')
# n: c* B* q, t* L( p+ `5 gwrite('<layer name="ns_marquee2" left=0 top=0 onMouseover="copyspeed=pausespeed" onMouseout="copyspeed=marqueespeed"></layer>')
0 Q" c* Y! E8 f* ^, h5 H9 x5 m9 U; Iwrite('</ilayer>')8 \( Y: b* \$ J0 L
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document.write('</td></table>')
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