imgArr=new Array()
imgArr[0]="<a href='http://www.ibm.com' target='_blank' onmouseMove='javascript:outHover=true' onMouseover='javascript:outHover=true' onMouseout='javascript:outHover=false;mvStart()'><img src='../image/ibm_logo.gif' width='120' height='40' border='0' vspace='2'/></a>"
imgArr[1]="<a href='http://www.intel.com' target='_blank' onmouseMove='javascript:outHover=true' onMouseover='javascript:outHover=true' onMouseout='javascript:outHover=false;mvStart()'><img src='../image/intel_logo.gif' width='120' height='40' border='0' vspace='2'/></a>"
imgArr[2]="<a href='http://www.ti.com' target='_blank' onmouseMove='javascript:outHover=true' onMouseover='javascript:outHover=true' onMouseout='javascript:outHover=false;mvStart()'><img src='../image/texas_logo.gif' width='120' height='40' border='0' vspace='2'/></a>"
imgArr[3]="<a href='http://www.alientechnology.com' target='_blank' onmouseMove='javascript:outHover=true' onMouseover='javascript:outHover=true' onMouseout='javascript:outHover=false;mvStart()'><img src='../image/alien_logo.gif' width='120' height='40' border='0' vspace='2'/></a>"
imgArr[4]="<a href='http://www.philips.com' target='_blank' onmouseMove='javascript:outHover=true' onMouseover='javascript:outHover=true' onMouseout='javascript:outHover=false;mvStart()'><img src='../image/philips_logo.gif' width='120' height='40' border='0' vspace='2'/></a>"
imgArr[5]="<a href='http://www.ge.com' target='_blank' onmouseMove='javascript:outHover=true' onMouseover='javascript:outHover=true' onMouseout='javascript:outHover=false;mvStart()'><img src='../image/GE_logo.jpg' width='120' height='40' border='0' vspace='2'/></a>"
imgArr[6]="<a href='http://www.thingmagic.com' target='_blank' onmouseMove='javascript:outHover=true' onMouseover='javascript:outHover=true' onMouseout='javascript:outHover=false;mvStart()'><img src='../image/thingmagic_logo.gif' width='120' height='40' border='0' vspace='2'/></a>"
imgArr[7]="<a href='http://www.sensormatic.com' target='_blank' onmouseMove='javascript:outHover=true' onMouseover='javascript:outHover=true' onMouseout='javascript:outHover=false;mvStart()'><img src='../image/sensormatic_logo.gif' width='120' height='40' border='0' vspace='2'/></a>"
imgArr[8]="<a href='http://www.printronix.com' target='_blank' onmouseMove='javascript:outHover=true' onMouseover='javascript:outHover=true' onMouseout='javascript:outHover=false;mvStart()'><img src='../image/printponix_logo.gif' width='120' height='40' border='0' vspace='2'/></a>"
imgArr[9]="<a href='http://www.psionteklogix.com' target='_blank' onmouseMove='javascript:outHover=true' onMouseover='javascript:outHover=true' onMouseout='javascript:outHover=false;mvStart()'><img src='../image/psion_logo.gif' width='120' height='40' border='0' vspace='2'/></a>"
imgArr[10]="<a href='http://www.symbol.com' target='_blank' onmouseMove='javascript:outHover=true' onMouseover='javascript:outHover=true' onMouseout='javascript:outHover=false;mvStart()'><img src='../image/symbol_logo.gif' width='120' height='40' border='0' vspace='2'/></a>"
imgArr[11]="<a href='http://www.intermec.com' target='_blank' onmouseMove='javascript:outHover=true' onMouseover='javascript:outHover=true' onMouseout='javascript:outHover=false;mvStart()'><img src='../image/intermec_logo.gif' width='120' height='40' border='0' vspace='2'/></a>"
imgArr[12]="<a href='http://www.paxar.com' target='_blank' onmouseMove='javascript:outHover=true' onMouseover='javascript:outHover=true' onMouseout='javascript:outHover=false;mvStart()'><img src='../image/paxar_logo.gif' width='120' height='40' border='0' vspace='2'/></a>"
imgArr[13]="<a href='http://www.microsoft.com' target='_blank' onmouseMove='javascript:outHover=true' onMouseover='javascript:outHover=true' onMouseout='javascript:outHover=false;mvStart()'><img src='../image/microsoft_logo.gif' width='120' height='40' border='0' vspace='2'/></a>"
imgArr[14]="<a href='http://www.zebra.com' target='_blank' onmouseMove='javascript:outHover=true' onMouseover='javascript:outHover=true' onMouseout='javascript:outHover=false;mvStart()'><img src='../image/zebra_logo.gif' width='120' height='40' border='0' vspace='2'/></a>"
imgArr[15]="<a href='http://http://www.siemens.com' target='_blank' onmouseMove='javascript:outHover=true' onMouseover='javascript:outHover=true' onMouseout='javascript:outHover=false;mvStart()'><img src='../image/siemens_logo.png' width='120' height='40' border='0' vspace='2'/></a>"
imgArr[16]="<a href='http://www.nxp.com' target='_blank' onmouseMove='javascript:outHover=true' onMouseover='javascript:outHover=true' onMouseout='javascript:outHover=false;mvStart()'><img src='../image/nxp_logo.gif' width='120' height='40' border='0' vspace='2'/></a>"
imgArr[17]="<a href='http://www.301hospital.com.cn' target='_blank' onmouseMove='javascript:outHover=true' onMouseover='javascript:outHover=true' onMouseout='javascript:outHover=false;mvStart()'><img src='../image/301logo.gif' width='120' height='40' border='0' vspace='2'/></a>"
imgArr[18]="<a href='http://www.bfh.com.cn' target='_blank' onmouseMove='javascript:outHover=true' onMouseover='javascript:outHover=true' onMouseout='javascript:outHover=false;mvStart()'><img src='../image/youyiyiyuan_logo.gif' width='120' height='40' border='0' vspace='2'/></a>"
imgArr[19]="<a href='http://www.pumch.ac.cn' target='_blank' onmouseMove='javascript:outHover=true' onMouseover='javascript:outHover=true' onMouseout='javascript:outHover=false;mvStart()'><img src='../image/xiehe_logo.gif' width='120' height='40' border='0' vspace='2'/></a>"

var moveStep=4        //步长，单位：pixel
var moveRelax=100    //移动时间间隔，单位：ms

ns4=(document.layers)?true:false

var displayImgAmount=7   //视区窗口可显示个数
var divWidth=125    //每块图片占位宽
var divHeight=60    //每块图片占位高

var startDnum=0
var nextDnum=startDnum+displayImgAmount
var timeID
var outHover=false

var startDivClipLeft
var nextDivClipRight

function initDivPlace(){
    if (ns4){
        for (i=0;i<displayImgAmount;i++){
            eval("document.divOuter.document.divAds"+i+".left="+divWidth*i)
        }
        for (i=displayImgAmount;i<imgArr.length;i++){
            eval("document.divOuter.document.divAds"+i+".left="+divWidth*displayImgAmount)
        }
    }else{
        for (i=0;i<displayImgAmount;i++){
            eval("document.all.divAds"+i+".style.left="+divWidth*i)
        }
        for (i=displayImgAmount;i<imgArr.length;i++){
            eval("document.all.divAds"+i+".style.left="+divWidth*displayImgAmount)
        }
    }
}

function mvStart(){
    timeID=setTimeout(moveLeftDiv,moveRelax)
}

function mvStop(){
    clearTimeout(timeID)
}

function moveLeftDiv(){
    if (ns4){
        for (i=0;i<=displayImgAmount;i++){
            eval("document.divOuter.document.divAds"+parseInt((startDnum+i)%imgArr.length)+".left=document.divOuter.document.divAds"+parseInt((startDnum+i)%imgArr.length)+".left-moveStep")
        }

        startDivClipLeft=parseInt(eval("document.divOuter.document.divAds"+startDnum+".clip.left"))
        nextDivClipRight=parseInt(eval("document.divOuter.document.divAds"+nextDnum+".clip.right"))

        if (startDivClipLeft+moveStep>divWidth){
            eval("document.divOuter.document.divAds"+nextDnum+".clip.right="+divWidth)
            
            eval("document.divOuter.document.divAds"+startDnum+".left="+divWidth*displayImgAmount)
            eval("document.divOuter.document.divAds"+parseInt((nextDnum+1)%imgArr.length)+".left=document.divOuter.document.divAds"+nextDnum+".left+"+divWidth)
            eval("document.divOuter.document.divAds"+parseInt((nextDnum+1)%imgArr.length)+".clip.left=0")
            
            
            startDnum=(++startDnum)%imgArr.length
            nextDnum=(startDnum+displayImgAmount)%imgArr.length
            
            startDivClipLeft=moveStep-(divWidth-startDivClipLeft)
            nextDivClipRight=moveStep-(divWidth-nextDivClipRight)
        }else{
            eval("document.divOuter.document.divAds"+nextDnum+".clip.left=0")
            startDivClipLeft+=moveStep
            nextDivClipRight+=moveStep
        }
        eval("document.divOuter.document.divAds"+startDnum+".clip.left="+startDivClipLeft)
        eval("document.divOuter.document.divAds"+nextDnum+".clip.right="+nextDivClipRight)
    }else{
        for (i=0;i<=displayImgAmount;i++){
            eval("document.all.divAds"+parseInt((startDnum+i)%imgArr.length)+".style.left=document.all.divAds"+parseInt((startDnum+i)%imgArr.length)+".style.pixelLeft-moveStep")
        }
    
        startDivClipLeft=parseInt(eval("document.all.divAds"+startDnum+".currentStyle.clipLeft"))
        nextDivClipRight=parseInt(eval("document.all.divAds"+nextDnum+".currentStyle.clipRight"))
    
        if (startDivClipLeft+moveStep>divWidth){
            eval("document.all.divAds"+nextDnum+".style.clip='rect(0,"+divWidth+","+divHeight+",0"+")'")
            
            eval("document.all.divAds"+startDnum+".style.left="+divWidth*displayImgAmount)
            eval("document.all.divAds"+parseInt((nextDnum+1)%imgArr.length)+".style.left=document.all.divAds"+nextDnum+".style.pixelLeft+"+divWidth)
            
            startDnum=(++startDnum)%imgArr.length
            nextDnum=(startDnum+displayImgAmount)%imgArr.length
            
            startDivClipLeft=moveStep-(divWidth-startDivClipLeft)
            nextDivClipRight=moveStep-(divWidth-nextDivClipRight)
        }else{
            startDivClipLeft+=moveStep
            nextDivClipRight+=moveStep
        }
        eval("document.all.divAds"+startDnum+".style.clip='rect(0,"+divWidth+","+divHeight+","+startDivClipLeft+")'")
        eval("document.all.divAds"+nextDnum+".style.clip='rect(0,"+nextDivClipRight+","+divHeight+",0)'")
    }

    if (outHover){
        mvStop()
    }else{
        mvStart()
    }
    
    
}

function writeDivs(){
    if (ns4){
        document.write("<ilayer name=divOuter width=750 height="+divHeight+">")
        
        for (i=0;i<imgArr.length;i++){
            document.write("<layer name=divAds"+i+">")
            document.write(imgArr[i]+" ")
            document.write("</layer>")
        }
        document.write("</ilayer>")
        document.close()
        for (i=displayImgAmount;i<imgArr.length;i++){
            eval("document.divOuter.document.divAds"+i+".clip.right=0")
        }
    }else{
        document.write("<div id=divOuter style='position:relative' width=750 height="+divHeight+">")
        
        for (i=0;i<imgArr.length;i++){
            document.write("<div id=divAds"+i+" style='position:absolute;clip:rect(0,"+divWidth+","+divHeight+",0)'>")
            document.write(imgArr[i]+" ")
            document.write("</div>")
        }
        document.write("</div>")
        for (i=displayImgAmount;i<imgArr.length;i++){
            eval("document.all.divAds"+i+".style.clip='rect(0,0,"+divHeight+",0)'")
        }
    }
}