//numara caracterele ramase
function count_left_chars(input, left, maxchars, event)
{
    var writedchars = $(input).value.length;
    var charsleft   = parseInt(maxchars)-parseInt(writedchars);
    if (writedchars == 0) {
        $(left).innerHTML = maxchars;
    } else {
        
        if (charsleft < 1) {
            $(input).value = $(input).value.substr(0, maxchars); 
        }
         $(left).innerHTML = maxchars - $(input).value.length;
    }
}

function add_element(item){
	var link_id = "link_" + item;
	var link = document.getElementById(link_id);
	link.style.display = 'none';
	item++;
	var tr = "tr_" + item;
	var element = document.getElementById(tr);
	element.style.display = 'block';
}