js 滚动图片新闻效果

<script language="JavaScript1.2"> 

<!-- 

/*设置下面的参数。 设置scrollerwidth和scrollerheight参数，设置成滚动显示的图片中尺寸最大的。*/

var scrollerwidth=400

var scrollerheight=66

var scrollerbgcolor='white'

//修改下面的每个图间暂停时间，本例为3秒。

var pausebetweenimages=3000

//改变下面的图像地址，如果希望logo都是带连接的，只要将#改为相应的链接地址。

var slideimages=new Array()

slideimages[0]='<a href=#><img src="../image/05s.jpg" border=0"></a>'

slideimages[1]='<a href=#><img src="../image/04s.jpg" border=0"></a>'

slideimages[2]='<a href=#><img src="../image/03s.jpg" border=0"></a>'

slideimages[3]='<a href=#><img src="../image/02s.jpg" border=0"></a>'



//////下面的行不要编辑///////////////////////

if (slideimages.length>1)

i=2

else

i=0

function move1(whichlayer){

tlayer=eval(whichlayer)

if (tlayer.top>0&&tlayer.top<=5){

tlayer.top=0

setTimeout("move1(tlayer)",pausebetweenimages)

setTimeout("move2(document.main.document.second)",pausebetweenimages)

return

}

if (tlayer.top>=tlayer.document.height*-1){

tlayer.top-=5

setTimeout("move1(tlayer)",100)

}

else{

tlayer.top=scrollerheight

tlayer.document.write(slideimages[i])

tlayer.document.close()

if (i==slideimages.length-1)

i=0

else

i++

}}

function move2(whichlayer){

tlayer2=eval(whichlayer)

if (tlayer2.top>0&&tlayer2.top<=5){

tlayer2.top=0

setTimeout("move2(tlayer2)",pausebetweenimages)

setTimeout("move1(document.main.document.first)",pausebetweenimages)

return

}

if (tlayer2.top>=tlayer2.document.height*-1){

tlayer2.top-=5

setTimeout("move2(tlayer2)",100)

}

else{

tlayer2.top=scrollerheight

tlayer2.document.write(slideimages[i])

tlayer2.document.close()

if (i==slideimages.length-1)

i=0

else

i++

}}

function move3(whichdiv){

tdiv=eval(whichdiv)

if (tdiv.style.pixelTop>0&&tdiv.style.pixelTop<=5){

tdiv.style.pixelTop=0

setTimeout("move3(tdiv)",pausebetweenimages)

setTimeout("move4(second2)",pausebetweenimages)

return

}

if (tdiv.style.pixelTop>=tdiv.offsetHeight*-1){

tdiv.style.pixelTop-=5

setTimeout("move3(tdiv)",100)

}

else{

tdiv.style.pixelTop=scrollerheight

tdiv.innerHTML=slideimages[i]

if (i==slideimages.length-1)

i=0

else

i++

}

}

function move4(whichdiv){

tdiv2=eval(whichdiv)

if (tdiv2.style.pixelTop>0&&tdiv2.style.pixelTop<=5){

tdiv2.style.pixelTop=0

setTimeout("move4(tdiv2)",pausebetweenimages)

setTimeout("move3(first2)",pausebetweenimages)

return

}

if (tdiv2.style.pixelTop>=tdiv2.offsetHeight*-1){

tdiv2.style.pixelTop-=5

setTimeout("move4(second2)",100)

}

else{

tdiv2.style.pixelTop=scrollerheight

tdiv2.innerHTML=slideimages[i]

if (i==slideimages.length-1)

i=0

else

i++

}}

function startscroll(){

if (document.all){

move3(first2)

second2.style.top=scrollerheight

}

else if (document.layers){

move1(document.main.document.first)

document.main.document.second.top=scrollerheight+5

document.main.document.second.visibility='show'

}}

window.onload=startscroll

//-->

</script>

<ilayer id="main" width="&{scrollerwidth};" height="&{scrollerheight};" bgcolor="&{scrollerbgcolor};">

<layer id="first" left="0" top="1" width="&{scrollerwidth};">

<script language="JavaScript1.2">

if (document.layers)

document.write(slideimages[0])

</script>

</layer>

<layer id="second" left="0" top="0" width="&{scrollerwidth};" visibility="hide">

<script

language="JavaScript1.2">

if (document.layers)

document.write(slideimages[1])

</script>

</layer>

</ilayer>





<p><script language="JavaScript1.2">

<!-- 

if (document.all){

document.writeln('<span id="main2" style="position:relative;width:'+scrollerwidth+';height:'+scrollerheight+';overflow:hiden;background-color:'+scrollerbgcolor+'">')

document.writeln('<div style="position:absolute;width:'+scrollerwidth+';height:'+scrollerheight+';clip:rect(0 '+scrollerwidth+' '+scrollerheight+' 0);left:0;top:0">')

document.writeln('<div id="first2" style="position:absolute;width:'+scrollerwidth+';left:0;top:1;">')

document.write(slideimages[0])

document.writeln('</div>')

document.writeln('<div id="second2" style="position:absolute;width:'+scrollerwidth+';left:0;top:0">')

document.write(slideimages[1])

document.writeln('</div>')

document.writeln('</div>')

document.writeln('</span>')

}

//-->

</script>