function MM_preloadImages()
{
    var d=document;
    if(d.images)
    {
        if(!d.MM_p)
        {
            d.MM_p=[];
        }
        var a,i,j=d.MM_p.length;
        a=MM_preloadImages.arguments;
        for(i=0; i<a.length; i++)
        {
            if (a[i].indexOf("#")!==0)
            {
                d.MM_p[j]=new Image(); 
                d.MM_p[j++].src=a[i];
            }
        }
    }
}

function MM_swapImgRestore()
{
    var i,x,a=document.MM_sr;
    for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++)
    {
        x.src=x.oSrc;
    }
}

function MM_findObj(n, d) { //v4.01
    var p,i,x;
    if(!d)
    {
        d=document;
    }
    if((p=n.indexOf("?"))>0&&parent.frames.length)
    {
        d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);
    }
    if(!(x=d[n])&&d.all)
    {
        x=d.all[n];
    }
    for (i=0;!x&&i<d.forms.length;i++)
    {
        x=d.forms[i][n];
    }
    for(i=0;!x&&d.layers&&i<d.layers.length;i++)
    {
        x=new MM_findObj(n,d.layers[i].document);
    }
    if(!x && d.getElementById)
    {
        x=d.getElementById(n);
    }
    return x;
}

function MM_swapImage() { //v3.0
    var i,j=0,x,a;
    a=MM_swapImage.arguments; 
    document.MM_sr=[];
    for(i=0;i<(a.length-2);i+=3)
    {
        if ((x=new MM_findObj(a[i]))!==null)
        {
            document.MM_sr[j++]=x;
            if(!x.oSrc)
            {
                x.oSrc=x.src;
            }
            x.src=a[i+2];
        }
    }
}

// Functions called with MM_OpenWindow must have on body tag ...
//    onunload="if(opener.MM_win) opener.MM_win=null;"
var MM_win=null;
function MM_OpenWindow(mypage,myname,w,h,features)
{
    var winl=0;
    var wint=0;
    if(screen.width)
    {
        winl = (screen.width-w)/2;
        wint = (screen.height-h)/2;
    }
   
    if (winl < 0) 
    {
        winl = 0;
    }
    if (wint < 0) 
    {
        wint = 0;
    }

    var settings = 'height=' + h + ',';
    settings += 'width=' + w + ',';
    settings += 'top=' + wint + ',';
    settings += 'left=' + winl + ',';
    settings += features;

    if(MM_win)
    {
        MM_win.close();
    }
    MM_win = window.open(mypage,myname,settings);
    MM_win.window.focus();
    return false;
}

function MM_goBack()
{
    if(history.length>1) 
    { 
        history.back(); 
    } 
    else 
    { 
        self.close(); 
        if(opener) opener.focus(); 
    } 
}