function showL1(setSel){
    var unsetSel=$(".linkL1Call.sel").attr('id').replace('L1Call', '');
    $("#L1Call"+unsetSel+", #L1Img"+unsetSel).removeClass('sel');
    $("#L1Call"+setSel+", #L1Img"+setSel).addClass('sel');
}

function nextL1(){
    var countL1=$('.linkL1Call').length;
    var getSel=$('.linkL1Call.sel').attr('id').replace('L1Call', '');
    if(getSel!=countL1){
        showL1(parseInt(getSel)+1);
    }else{
        showL1(1);
    }
    doTimer=setTimeout(nextL1, tick);
}
$().ready(function(){
    tick=4500;
    doTimer=setTimeout(nextL1, tick);
    $(".linkL1Call").mouseover(function(){
        if(doTimer) clearTimeout(doTimer);
        var setSel=$(this).attr('id').replace('L1Call', '');
        showL1(setSel);
    });
    $(".linkL1Call").mouseout(function(){
        doTimer=setTimeout(nextL1, tick);
    })
});