buton = document.getElementById("stilizare");

		buton.onclick = function()
		{
			tag = document.getElementById("tag").value;

			var element = document.querySelectorAll(tag);

			buttonValue = document.querySelector('input[type="radio"]:checked').value;

			var i = 0;
			var final = element.length - 1;

			var intervalul = setInterval(function()
			{
				element[i].className = buttonValue;

				i++;

				if(i > final)
				{
					clearInterval(intervalul);
				}
			},1000)
		}