var secs
	var timerID = null
	var timerRunning = false
	var delay = 1000
	
	function InitializeTimer() {
		secs = 5
		StopTheClock()
		StartTheTimer()
	}
	
	function StopTheClock() {
	
		if(timerRunning) clearTimeout(timerID)
		timerRunning = false
	}
	
	function StartTheTimer() {
	
		if (secs==0) {
		
			StopTheClock();
			
			var i = 1+Math.round(4*Math.random());
			InitializeTimer();
			showTab(i);
			
		} else {
					
			secs = secs - 1
			timerRunning = true
			timerID = self.setTimeout("StartTheTimer()", delay)
		}
	}
	
	function showTab(ch) {

		var b1 = document.getElementById('boss');
		var b2 = document.getElementById('wife');
		var b3 = document.getElementById('children');
		var b4 = document.getElementById('parents');
		var b5 = document.getElementById('friends');
		
		b1.style.display='none';
		b2.style.display='none';
		b3.style.display='none';
		b4.style.display='none';
		b5.style.display='none';
		
		if (ch==1) { b1.style.display=''}		
		if (ch==2) { b2.style.display=''}
		if (ch==3) { b3.style.display=''}
		if (ch==4) { b4.style.display=''}
		if (ch==5) { b5.style.display=''}
		
		return;
	}