i=0;
maxi=0;
bann=new Array()
function bannerForgat(banner)
{
        document.getElementById(banner).innerHTML=document.getElementById(bann[i]).innerHTML;  
        if (i<maxi-1)
        i++;
        else
        i=0;
}

function bannerCserel(banner,bannerek)
{
    maxi=bannerek.length;
    bann=bannerek;
    int=setInterval("bannerForgat('"+banner+"','"+bannerek[i]+"')",4000);
    
}