document.getElementById("idallevents").style.textDecoration = "none"; var x =document.getElementById("idallevents1"); x.style.textDecoration = "none" let x = document.getElementById("myP").style.borderTop; document.getElementById("demo").innerHTML = value; document.getElementById("addanevent1").style.display = "none"; text-decoration: underline text-decoration-line: none; x.style.textDecoration="none" ---------------- var v = object.style.textDecoration Set the textDecoration property: object.style.textDecoration=none|underline|overline|line-through|blink|initial|inherit what does object herer mean? example