function emerging(i)
{
    pos_emerging = document.getElementById("pos_emerging"+i);
    em_text = document.getElementById("emerging"+i);
    em_text.style.top = pos_emerging.offsetTop - 35;
    em_text.style.left = pos_emerging.offsetLeft - 120;
    em_text.className = "emerging"; 
}
function none_display(i)
{
   em_text = document.getElementById("emerging"+i);
   em_text.className = "none_display";
}