window.addEventListener("load",ElementsToSave);

function ElementsToSave() {
    var table = document.getElementById("users-table");
    table.addEventListener('change',function (event) {
        var tag = event.target;

		if (tag.tagName != "textarea")
			return;

        var trParent = tag.parents[1];
        for(i=0;;i++)
        {
            if(trParent.tagName=="TR")
            {
                for(k =0;k<5;k++)
                {
                alert(trParent.children[k].children[0].value;
                }
                break;
            }
        }
    });
}