网上购物系统设计论文

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中国矿业大学软件工程课程设计报告第26页

if (i==slides.length-1)

i=0 else i++ } }

function move2(whichlayer){ tlayer2=eval(whichlayer)

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

setTimeout(\

setTimeout(\return }

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

setTimeout(\}

else{

tlayer2.top=scrollerheight

tlayer2.document.write(slides[i]) tlayer2.document.close() if (i==slides.length-1) i=0 else i++ } }

function move3(whichdiv){ tdiv=eval(whichdiv)

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

setTimeout(\setTimeout(\return }

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

中国矿业大学软件工程课程设计报告第27页

setTimeout(\}

else{

tdiv.style.pixelTop=scrollerheight tdiv.innerHTML=slides[i] if (i==slides.length-1) i=0 else i++ } }

function move4(whichdiv){ tdiv2=eval(whichdiv)

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

setTimeout(\setTimeout(\return }

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

setTimeout(\}

else{

tdiv2.style.pixelTop=scrollerheight tdiv2.innerHTML=slides[i] if (i==slides.length-1) i=0

else i++ }}

function startscroll(){ if (document.all){ move3(first2)

second2.style.top=scrollerheight second2.style.visibility='visible' }

中国矿业大学软件工程课程设计报告第28页

else if (document.layers){

document.main.visibility='show' move1(document.main.document.first)

document.main.document.second.top=scrollerheight+num document.main.document.second.visibility='show' }}

window.onload=startscroll //-->

src=\

width=290>

中国矿业大学软件工程课程设计报告第29页

width=285>

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