var DefaultName = "name";
var DefaultHours = "hours";
var DefaultRegularHours = "regularhours";
var DefaultOvertimeHours = "overtimehours";
var DefaultVacationHours = "vacationhours";
var DefaultReimbursementHours = "reimbursementhours";
var DefaultNameIncrementNumber = 0;
<!-- Begin
  function addRow(id){
    var tbody = document.getElementById
(id).getElementsByTagName("TBODY")[0];

//if(name.length < 1) {
   DefaultNameIncrementNumber++;
   name = String(DefaultName + DefaultNameIncrementNumber);
   hours = String(DefaultHours + DefaultNameIncrementNumber);
   regularhours = String(DefaultRegularHours + DefaultNameIncrementNumber);
   overtimehours = String(DefaultOvertimeHours + DefaultNameIncrementNumber);
   vacationhours = String(DefaultVacationHours + DefaultNameIncrementNumber);
   reimbursementhours = String(DefaultReimbursementHours + DefaultNameIncrementNumber);
//   }
   var formfield = document.createElement("input");
   var formfield2 = document.createElement("input");
   var formfield3 = document.createElement("input");
   var formfield4 = document.createElement("input");
   var formfield5 = document.createElement("input");
   var formfield6 = document.createElement("input");
   formfield.name = name;
   formfield2.name = hours;
   formfield3.name = regularhours;
   formfield4.name = overtimehours;
   formfield5.name = vacationhours;
   formfield6.name = reimbursementhours;
   formfield.type = "text";
   formfield2.type = "text";
   formfield3.type = "text";
   formfield4.type = "text";
   formfield5.type = "text";
   formfield6.type = "text";
   formfield.size = 25;
   formfield2.size = 3;
   formfield3.size = 3;
   formfield4.size = 3;
   formfield5.size = 3;
   formfield6.size = 3;
  // formfield.value = value;
    var row = document.createElement("TR");
    var td1 = document.createElement("TD");
		td1.appendChild(formfield);
	var td2 = document.createElement("TD");
		td2.appendChild(formfield2);
	var td3 = document.createElement("TD");
		td3.appendChild(formfield3);
	var td4 = document.createElement("TD");
		td4.appendChild(formfield4);
	var td5 = document.createElement("TD");
		td5.appendChild(formfield5);
	var td6 = document.createElement("TD");
		td6.appendChild(formfield6);

    row.appendChild(td1);
    row.appendChild(td2);
	row.appendChild(td3);
    row.appendChild(td4);
	row.appendChild(td5);
    row.appendChild(td6);
    tbody.appendChild(row);
  }
//  End -->