function update() { var list = Array.from(document.getElementsByTagName("tr")); console.log(list); for (var i = list.length - 1; i >= 1 && i > list.length - 4; i--) { var row = list[i].children; var elsozh = row[2].children[0].value > row[3].children[0].value ? row[2].children[0].value : row[3].children[0].value; var masodikzh = row[4].children[0].value > row[5].children[0].value ? row[4].children[0].value : row[5].children[0].value; var ossz = Number(elsozh) + Number(masodikzh) row[6].textContent = ossz; if(ossz > 6){ row[7].className = "alairva"; row[7].textContent = "aláírva"; }else{ row[7].className = "megtagadva"; row[7].textContent = "megtagadva"; } if(ossz == 13 || ossz == 14){ row[8].textContent = "5"; } if(ossz == 11 || ossz == 12){ row[8].textContent = "4"; } } } function addline(){ var flist = Array.from(document.getElementsByTagName("tr")); document.getElementById("MAIN").appendChild(flist[flist.length - 1].cloneNode(true)); }