topleft = new Array("topside.jpg", "topside5.jpg", "topside15.jpg", "topside11.jpg")
    topright = new Array( "topside4.jpg", "topside6.jpg", "topside8.jpg", "topside10.jpg", "topside12.jpg")
    topleftcounter = 0
    toprightcounter = 0
    maxcountL = topleft.length
    maxcountR = topright.length
    function rotateL(){
    if (document.images){
    topleftcounter++
    if (topleftcounter == maxcountL){
    topleftcounter = 0
    }
    
    document.topleftpic.src = topleft[topleftcounter]
    setTimeout("rotateL()", 4*1000)
    
    }
    }
    function rotateR(){
    if (document.images){
    toprightcounter++
    if (toprightcounter == maxcountR){
    toprightcounter = 0
    }
    document.toprightpic.src = topright[toprightcounter]
    setTimeout("rotateR()", 4*1000)
    }
    }