var st = 0
  var testcomplete = 0
  function ufbc(obj,val)
  {
	 if (obj.className=="wordtestu")
		return
	 obj.className="wordtestu"
	 
	 if (val==0) {
		obj.style.color="red"
	 }else{
		obj.style.color="blue"
		st = st+1
		var ospan = document.getElementById("status_" + st)
		if (ospan != null) {
			ospan.style.backgroundColor = "#b0e0e6"
			if (st < 10)
				ospan.innerHTML = "&nbsp;" + st + "&nbsp;"
			else
				ospan.innerHTML = "" + st + ""
		}
		var onspan = document.getElementById("status_" + (st+1))
		if (onspan == null){
			testcomplete=1
			var ospan = document.getElementById("status")
			var ospant = document.getElementById("statust")
			ospant.style.backgroundColor="#b0e0e6"
			ospan.innerHTML = " <b>Completed</b> "
			return
		}
	}
  }
  function chk()
  {
	if (testcomplete==0) {
	    alert("Please complete this exercise before going to the next!")
		return false
	} else
		return true
  }