<!--

if (document.images) 
/* ie. only if Javascript is enabled or available ... */
    {   
/* Define and load the images. There are two for each button, an ON and an OFF */
        var scene = new Image()
        scene.src = "/icons/scene.gif"
        var scenex = new Image()
        scenex.src = "/icons/scenex.gif"
        
        var back = new Image()
        back.src = "/icons/back.gif"
        var backx = new Image()
        backx.src = "/icons/backx.gif"

        var fwd = new Image()
        fwd.src = "/icons/fwd.gif"
        var fwdx = new Image()
        fwdx.src = "/icons/fwdx.gif"

        var toc = new Image()
        toc.src = "/icons/toc.gif"
        var tocx = new Image()
        tocx.src = "/icons/tocx.gif"

        var home = new Image()
        home.src = "/icons/ia.gif"
        var homex = new Image()
        homex.src = "/icons/iax.gif"

        var backt = new Image()
        backt.src = "/icons/back.gif"
        var backtx = new Image()
        backtx.src = "/icons/backx.gif"

        var fwdt = new Image()
        fwdt.src = "/icons/fwd.gif"
        var fwdtx = new Image()
        fwdtx.src = "/icons/fwdx.gif"

        var toct = new Image()
        toct.src = "/icons/toc.gif"
        var toctx = new Image()
        toctx.src = "/icons/tocx.gif"

        var homet = new Image()
        homet.src = "/icons/ia.gif"
        var hometx = new Image()
        hometx.src = "/icons/iax.gif"

	var detailt = new Image()
        detailt.src = "/icons/detail.gif"
        var detailtx = new Image()
        detailtx.src = "/icons/detailx.gif"

	var detail = new Image()
        detail.src = "/icons/detail.gif"
        var detailx = new Image()
        detailx.src = "/icons/detailx.gif"
        
        var upt = new Image()
        upt.src = "/icons/up.gif"
        var uptx = new Image()
        uptx.src = "/icons/upx.gif"
        
        var up = new Image()
        up.src = "/icons/up.gif"
        var upx = new Image()
        upx.src = "/icons/upx.gif"
        
        var searcht = new Image()
        searcht.src = "/icons/search.gif"
        var searchtx = new Image()
        searchtx.src = "/icons/searchx.gif"

        var commst = new Image()
        commst.src = "/icons/comments.gif"
        var commstx = new Image()
        commstx.src = "/icons/commentx.gif"
        
        var data = new Image()
        data.src = "/icons/data.gif"
        var datax = new Image()
        datax.src = "/icons/datax.gif"
        
        var datat = new Image()
        datat.src = "/icons/data.gif"
        var datatx = new Image()
        datatx.src = "/icons/datax.gif"
        
        var issue = new Image()
        issue.src = "/icons/issue.gif"
        var issuex = new Image()
        issuex.src = "/icons/issuex.gif"
        
        var search = new Image()
        search.src = "/icons/search.gif"
        var searchx = new Image()
        searchx.src = "/icons/searchx.gif"

        var comms = new Image()
        comms.src = "/icons/comments.gif"
        var commsx = new Image()
        commsx.src = "/icons/commentx.gif"

        var register = new Image()
        register.src = "/icons/reg.gif"
        var registerx = new Image()
        registerx.src = "/icons/regx.gif"

	var logo = new Image()
        logo.src = "/icons/ia-logo.gif"
        var logox = new Image()
        logox.src = "/icons/ia-logox.gif"

        var one = new Image()
        one.src = "/icons/1.gif"
        var onex = new Image()
        onex.src = "/icons/1x.gif"

        var two = new Image()
        two.src = "/icons/2.gif"
        var twox = new Image()
        twox.src = "/icons/2x.gif"

        var three = new Image()
        three.src = "/icons/3.gif"
        var threex = new Image()
        threex.src = "/icons/3x.gif"

        var four = new Image()
        four.src = "/icons/4.gif"
        var fourx = new Image()
        fourx.src = "/icons/4x.gif"

        var five = new Image()
        five.src = "/icons/5.gif"
        var fivex = new Image()
        fivex.src = "/icons/5x.gif"
        
        var six = new Image()
        six.src = "/icons/6.gif"
        var sixx = new Image()
        sixx.src = "/icons/6x.gif"

        var seven = new Image()
        seven.src = "/icons/7.gif"
        var sevenx = new Image()
        sevenx.src = "/icons/7x.gif"

 	var eight = new Image()
        eight.src = "/icons/8.gif"
        var eightx = new Image()
        eightx.src = "/icons/8x.gif"
        
        var nine = new Image()
        nine.src = "/icons/9.gif"
        var ninex = new Image()
        ninex.src = "/icons/9x.gif"

	var ten = new Image()   
        ten.src = "/icons/10.gif" 
        var tenx = new Image()
        tenx.src = "/icons/10x.gif"

	var eleven = new Image()   
        eleven.src = "/icons/11.gif" 
        var elevenx = new Image()
        elevenx.src = "/icons/11x.gif"

	var twelve = new Image()
        twelve.src = "/icons/12.gif"
        var twelvex = new Image()
        twelvex.src = "/icons/12x.gif"

	var thirteen = new Image()
        thirteen.src = "/icons/13.gif"
        var thirteenx = new Image()
        thirteenx.src = "/icons/13x.gif"

     }
/* The ON/OFF functions. Called from the A HREF link referring to a specific button image. The 
'x' is appended in ON() to distinguish the images. */
function off(imgName) 
    {   if (document.images)
        document[imgName].src = eval(imgName + '.src')
     }

function on(imgName) 
    {   if (document.images) 
        document[imgName].src = eval(imgName + 'x.src')
     }
// -->