var start
var end
var status = false
var index
var myRow

function startLabor()
{
if (status)
{
    end = new Date();
 	
    
	var myCell2 = myRow.insertCell(-1);
	myCell2.innerHTML = end.getHours()+":"
	if (end.getMinutes()<10)
		myCell2.innerHTML +="0" + end.getMinutes()
	else
		myCell2.innerHTML += end.getMinutes()
	if (end.getSeconds()<10)
		myCell2.innerHTML +=":0" + end.getSeconds()
	else
		myCell2.innerHTML += ":" + end.getSeconds() 
	var myCell3 = myRow.insertCell(-1);
	myCell3.innerHTML = Math.round((end-start)/1000)

    document.getElementById("myBtn").value="התחלה"
 
}
else
{
	start = new Date();
    document.getElementById("myBtn").value="סיום"
    
    myRow = myTable.insertRow(-1);
    var myCell = myRow.insertCell(-1);
	myCell.innerHTML = start.getHours()+":"
	if (start.getMinutes()<10)
	    myCell.innerHTML +="0" + start.getMinutes()
	else
	    myCell.innerHTML += start.getMinutes()
	if (start.getSeconds()<10)
		myCell.innerHTML +=":0" + start.getSeconds()
	else
	    myCell.innerHTML += ":" + start.getSeconds()    
    
}
status= !status
}