JS广告代码:打开网页后定时显示大图片广告然后自动关

<!-- 把下列代码加到<body>区域内 -->
<SCRIPT>
// more javascript from http://www.knowsky.com

// URLs of slides
var slideurl=new Array("/img/200406301.jpg","/img/200406302.jpg","/img/200406303.jpg","/img/200406304.jpg")

// comments displayed below the slides
var slidecomment=new Array("Mary","Jane","Rita","Tina")

// links for each slide
var slidelink=new Array("http://www.knowsky.com","http://www.knowsky.com","http://www.knowsky.com","http://www.knowsky.com")

// targets of the links. Allowed values: "_parent", "_top", "_blank", "_self"
var slidetarget=new Array("_blank","_blank","_blank","_blank")

// the width of the slideshow (pixels)
var scrollerwidth=160

// the height of the slideshow (pixels)
var scrollerheight=100

// width of the transparent zones (pixels)
var translayerszone=40

// font-attributes for the comments
var slidefont="Arial"
var slidefontcolor="blue"
var slidefontsize="2"

// background-color of webpage
var pagebgcolor="#FFFFFF"

// do not edit below this line
var translayerswidth=1
var translayersmax=Math.floor(translayerszone/translayerswidth)
var translayersleftpos=0
var translayersopacity=100
var translayersfactor=100/translayersmax
var translayerswidthall=translayersmax*translayerswidth
var allpicturewidth
var distancepictopic=0
var scrollerleft=0
var scrollertop=0
var pause=20
var step=2
var newstep=step
var clipleft,clipright,cliptop,clipbottom
var i_picture=0
var timer
var picturecontent=""
var ns4=document.layers?1:0
var ns6=document.getElementByIdx&&!document.all?1:0
var ie=document.all?1:0
var browserinfos=navigator.userAgent
var opera=browserinfos.match(/Opera/) 

var preloadedimages=new Array()
for (i=0;i<slideurl.length;i++){
 preloadedimages[i]=new Image()
 preloadedimages[i].src=slideurl[i]
}

function init() {
    if (ie) {
  allpicturewidth=document.all.picturediv.offsetWidth
  document.all.picturediv.style.posTop=scrollertop
        document.all.picturediv.style.posLeft=scrollerleft+scrollerwidth
  clipleft=0
  clipright=0
  cliptop=0
  clipbottom=scrollerheight
  document.all.picturediv.style.clip ="rect("+cliptop+" "+clipright+" "+clipbottom+" "+clipleft+")"
  document.all.picturediv.style.visibility="visible"
  scrollpicture()
  
    }
 if (ns6) {
  allpicturewidth=document.getElementByIdx('emptypicturediv').offsetWidth
  document.getElementByIdx('picturediv').style.top=scrollertop
        document.getElementByIdx('picturediv').style.left=scrollerleft+scrollerwidth
  clipleft=0
  clipright=0
  cliptop=0
  clipbottom=scrollerheight
  document.getElementByIdx('picturediv').style.clip ="rect("+cliptop+" "+clipright+" "+clipbottom+" "+clipleft+")"
  document.getElementByIdx('picturediv').style.visibility="visible"
  scrollpicture() 
    }
 if (ns4) {
  allpicturewidth=document.roof.document.picturediv.document.width
  document.roof.document.picturediv.top=scrollertop
  document.roof.document.picturediv.left=scrollerleft+scrollerwidth
  document.roof.document.picturediv.clip.left=0
  document.roof.document.picturediv.clip.right=0
  document.roof.document.picturediv.clip.top=0
  document.roof.document.picturediv.clip.bottom=scrollerheight
  document.roof.document.picturediv.visibility="visible"
        scrollpicture()
    }
}

function scrollpicture() {
    if (ie) {
  if (document.all.picturediv.style.posLeft>=scrollerleft-allpicturewidth) {
   document.all.picturediv.style.posLeft-=step
   clipright+=step
   if (clipright>scrollerwidth) {
    clipleft+=step
   }
   document.all.picturediv.style.clip ="rect("+cliptop+" "+clipright+" "+clipbottom+" "+clipleft+")"  
   var timer=setTimeout("scrollpicture()",pause)
  }
  else {
   resetposition()
  }
 }
 if (ns6) {
  if (parseInt(document.getElementByIdx('picturediv').style.left)>=scrollerleft-allpicturewidth) {
 document.getElementByIdx('picturediv').style.left=parseInt(document.getElementByIdx('picturediv').style.left)-step
   clipright+=step
   if (clipright>scrollerwidth) {
    clipleft+=step
   }
   document.getElementByIdx('picturediv').style.clip ="rect("+cliptop+" "+clipright+" "+clipbottom+" "+clipleft+")"  
   var timer=setTimeout("scrollpicture()",pause)
  }
  else {
   resetposition()
  }
 }
   if (ns4) {
  if (document.roof.document.picturediv.left>=scrollerleft-allpicturewidth) {
   document.roof.document.picturediv.left-=step
   document.roof.document.picturediv.clip.right+=step
   if (document.roof.document.picturediv.clip.right>scrollerwidth) {
    document.roof.document.picturediv.clip.left+=step
   }
   var timer=setTimeout("scrollpicture()",pause)
  }
  else {
   resetposition()
  }
 }
}

function onmsover() {
 step=0
}
function onmsout() {
 step=newstep
}

function resetposition() {
 if (ie) {
        document.all.picturediv.style.posLeft=scrollerleft+scrollerwidth
  clipleft=0
  clipright=0
  document.all.picturediv.style.clip ="rect("+cliptop+" "+clipright+" "+clipbottom+" "+clipleft+")"
        scrollpicture()
 }
 if (ns6) {
  allpicturewidth=document.getElementByIdx('emptypicturediv').offsetWidth
        document.getElementByIdx('picturediv').style.left=scrollerleft+scrollerwidth
  clipleft=0
  clipright=0
  document.getElementByIdx('picturediv').style.clip ="rect("+cliptop+" "+clipright+" "+clipbottom+" "+clipleft+")"
        scrollpicture()
 }
 if (ns4) {
  document.roof.document.picturediv.left=scrollerleft+scrollerwidth
  document.roof.document.picturediv.clip.left=0
  document.roof.document.picturediv.clip.right=0
        scrollpicture()
 }
}

picturecontent=""
picturecontent+="<table cellpadding=2 cellspacing=0>"
picturecontent+="<tr>"
for (i=0;i<=slideurl.length-1;i++) {
 picturecontent+="<td>"
 picturecontent+="<a href=\""+slidelink[i]+"\" target=\""+slidetarget[i]+"\" onMouseOver=\"javascript:onmsover()\" onMouseOut=\"javascript:onmsout()\">"
 picturecontent+="<img src=\""+slideurl[i]+"\" border=0></a>"
 picturecontent+="</td>"
}
picturecontent+="</tr>"
picturecontent+="<tr>"
for (i=0;i<=slideurl.length-1;i++) {
 picturecontent+="<td>"
 picturecontent+="<font face=\""+slidefont+"\" color=\""+slidefontcolor+"\" size="+slidefontsize+">"
 picturecontent+=slidecomment[i]
 picturecontent+="</font>"
 picturecontent+="</td>"
}
picturecontent+="</tr>"
picturecontent+="</tr></table>"

if (ie || ns6) {
 document.write('<div style="position:relative;width:'+scrollerwidth+'px;height:'+scrollerheight+'px;overflow:hidden">')
 document.write('<div id="picturediv" style="position:absolute;top:0px;left:0px;height:'+scrollerheight+'px;visibility:hidden">'+picturecontent+'</div>')
 if (ie && !opera) {
  for (i=0;i<=translayersmax;i++) {
  document.write('<span ID="trans'+i+'" style="position:absolute;top:0px;left:'+translayersleftpos+'px;width:'+translayerswidth+'px;height:'+scrollerheight+'px;background-color:'+pagebgcolor+';filter:alpha(opacity='+translayersopacity+');overflow:hidden"> </span>')
  translayersleftpos+=translayerswidth
  translayersopacity-=translayersfactor
  }
  translayersleftpos=scrollerwidth-translayersleftpos
  for (ii=0;ii<=translayersmax;ii++) {
  document.write('<span ID="trans'+ii+'" style="position:absolute;top:0px;left:'+translayersleftpos+'px;width:'+translayerswidth+'px;height:'+scrollerheight+'px;background-color:'+pagebgcolor+';filter:alpha(opacity='+translayersopacity+');overflow:hidden"> </span>')
  translayersleftpos+=translayerswidth
  translayersopacity+=translayersfactor
  }
 }
 if (ns6 && !opera) {
  for (i=0;i<=translayersmax-1;i++) {
  document.write('<span ID="transleft'+i+'" style="position:absolute;top:0px;left:'+translayersleftpos+'px;width:'+translayerswidth+'px;height:'+scrollerheight+'px;background-color:'+pagebgcolor+';-moz-opacity:'+translayersopacity/100+';overflow:hidden"> </span>')
  translayersleftpos+=translayerswidth
  translayersopacity-=translayersfactor
  if (translayersopacity<0) {translayersopacity=0.001}
  }
  translayersleftpos=scrollerwidth-translayersleftpos
  translayersopacity=0.001
  for (i=0;i<=translayersmax-1;i++) {
  document.write('<span ID="transright'+i+'" style="position:absolute;top:0px;left:'+translayersleftpos+'px;width:'+translayerswidth+'px;height:'+scrollerheight+'px;background-color:'+pagebgcolor+';-moz-opacity:'+translayersopacity/100+';"> </span>')
  translayersleftpos+=translayerswidth
  translayersopacity+=translayersfactor
  }
 }
 document.write('</div>')
 document.write('<div id="emptypicturediv" style="position:absolute;top:0px;left:0px;height:'+scrollerheight+'px;visibility:hidden">'+picturecontent+'</div>')

 window.onload=init
}

if (ns4) {
 document.write('<ilayer name="roof" width='+scrollerwidth+' height='+scrollerheight+'>')
 document.write('<layer name="picturediv" width='+scrollerwidth+' height='+scrollerheight+' visibility=hide>'+picturecontent+'</layer>')
 document.write('</ilayer>')
 window.onload=init
}
</script>

posted @ 2009-10-07 19:05  曦海客·一策书·萬江波  阅读(179)  评论(0编辑  收藏  举报