// VERIFY THAT THE BROWSER IS ONE THAT SUPPORTS THE IMG OBJECT
	// BY VERIFYING THAT ONE OF THE FOLLOWING IS TRUE:
	//	CASE 1  the client is Netscape version 3 or higher,  		 
	//	CASE 2  the client is Netscape version 2.02 on an OS/2 platform, or	 
	//	CASE 3  the client is Microsoft Internet Explorer version 4 or higher.

	var bAnimate = false;

	// CASE 1:
	bAnimate=(((navigator.appName == "Netscape") && 
	(parseInt(navigator.appVersion) >= 3 )) || 

	// CASE 2:
	(navigator.userAgent == "Mozilla/2.02E (OS/2; I)") || 

	// CASE 3:
	((navigator.appName == "Microsoft Internet Explorer") && 
	(parseInt(navigator.appVersion) >= 4 )));

	  	
	  	var clockImg = new Array(24);
		  clockImg[0] = new Image(100,100);
	        clockImg[0].src="/bom/clock/CLOK0900.gif";
	        clockImg[1] = new Image(100,100);
	        clockImg[1].src="/bom/clock/CLOK0930.gif";
	        clockImg[2] = new Image(100,100);
	        clockImg[2].src="/bom/clock/CLOK1000.gif";
	        clockImg[3] = new Image(100,100);
	        clockImg[3].src="/bom/clock/CLOK1030.gif";
	        clockImg[4] = new Image(100,100);
	        clockImg[4].src="/bom/clock/CLOK1100.gif";
	        clockImg[5] = new Image(100,100);
	        clockImg[5].src="/bom/clock/CLOK1130.gif";
	        clockImg[6] = new Image(100,100);
	        clockImg[6].src="/bom/clock/CLOK1200.gif";
	        clockImg[7] = new Image(100,100);
	        clockImg[7].src="/bom/clock/CLOK1230.gif";
	        clockImg[8] = new Image(100,100);
	        clockImg[8].src="/bom/clock/CLOK0100.gif";
	        clockImg[9] = new Image(100,100);
	        clockImg[9].src="/bom/clock/CLOK0130.gif";
	        clockImg[10] = new Image(100,100);
	        clockImg[10].src="/bom/clock/CLOK0200.gif";
	        clockImg[11] = new Image(100,100);
	        clockImg[11].src="/bom/clock/CLOK0230.gif";
	        clockImg[12] = new Image(100,100);
	        clockImg[12].src="/bom/clock/CLOK0300.gif";
	        clockImg[13] = new Image(100,100);
	        clockImg[13].src="/bom/clock/CLOK0330.gif";
	        clockImg[14] = new Image(100,100);
	        clockImg[14].src="/bom/clock/CLOK0400.gif";
	        clockImg[15] = new Image(100,100);
	        clockImg[15].src="/bom/clock/CLOK0430.gif";
	        clockImg[16] = new Image(100,100);
	        clockImg[16].src="/bom/clock/CLOK0500.gif";
	        clockImg[17] = new Image(100,100);
	        clockImg[17].src="/bom/clock/CLOK0530.gif";
	        clockImg[18] = new Image(100,100);
	        clockImg[18].src="/bom/clock/CLOK0600.gif";
	        clockImg[19] = new Image(100,100);
	        clockImg[19].src="/bom/clock/CLOK0630.gif";
	        clockImg[20] = new Image(100,100);
	        clockImg[20].src="/bom/clock/CLOK0700.gif";
	        clockImg[21] = new Image(100,100);
	        clockImg[21].src="/bom/clock/CLOK0730.gif";
	        clockImg[22] = new Image(100,100);
	        clockImg[22].src="/bom/clock/CLOK0800.gif";
	        clockImg[23] = new Image(100,100);
	        clockImg[23].src="/bom/clock/CLOK0830.gif";

var cervixImg = new Array(15);
		  cervixImg[0] = new Image(255,443);
	        cervixImg[0].src="cervix0.gif";
	        cervixImg[1] = new Image(255,443);
	        cervixImg[1].src="cervix1.gif";
	        cervixImg[2] = new Image(255,443);
	        cervixImg[2].src="cervix2.gif";
	        cervixImg[3] = new Image(255,443);
	        cervixImg[3].src="cervix3.gif";
	        cervixImg[4] = new Image(255,443);
	        cervixImg[4].src="cervix4.gif";
	        cervixImg[5] = new Image(255,443);
	        cervixImg[5].src="cervix5.gif";
	        cervixImg[6] = new Image(255,443);
	        cervixImg[6].src="cervix6.gif";
	        cervixImg[7] = new Image(255,443);
	        cervixImg[7].src="cervix7.gif";
	        cervixImg[8] = new Image(255,443);
	        cervixImg[8].src="cervix8.gif";
	        cervixImg[9] = new Image(255,443);
	        cervixImg[9].src="cervix9.gif";
	        cervixImg[10] = new Image(255,443);
	        cervixImg[10].src="cervix10.gif";
	        cervixImg[11] = new Image(255,443);
	        cervixImg[11].src="cervix11.gif";
	        cervixImg[12] = new Image(255,443);
	        cervixImg[12].src="cervix12.gif";
	        cervixImg[13] = new Image(255,443);
	        cervixImg[13].src="cervix13.gif";
	        cervixImg[14] = new Image(255,443);
	        cervixImg[14].src="cervix14.gif";

 	var maxIndex = 23;
	var index = new Array(1, 2, 2, 3, 4, 4, 4, 5, 6,7,8,9,10,11,12,13,14,14,14,14,14,14,14,0);
	var vulvaIndex  = new Array(0,0,0,0,0,2,2,1,3,3,3,3,3,1,0,0,0,0,0,0,0,0,0,0);
	var phaseIndex  = new Array(5,5,5,5,6,6,6,0,0,0,1,1,2,3,3,3,4,4,4,4,4,4,4,4);
	var symptomIndex  = new Array(7,7,7,8,6,6,6,16,16,2,2,11,12,4,4,4,9,33,33,33,33,33,33,33);
	var secondSymptomIndex  = new Array(39,39,39,39,14,14,14,17,17,1,1,3,39,5,5,5,13,39,39,39,39,39,39,39);
	var happenIndex  = new Array(38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38,38);
	var thirdSymptomIndex  = new Array(37,41,41,41,41,18,18,19,20,21,21,21,22,25,25,26,28,34,34,34,34,34,34,34);
	var fourthSymptomIndex  = new Array(42,42,42,42,42,42,42,42,42,42,42,42,23,27,42,42,31,35,35,36,36,36,36,36);
	var fifthSymptomIndex  = new Array(43,43,43,43,43,43,43,43,43,43,43,43,24,29,43,43,32,43,43,43,43,43,43,43);


      var i=maxIndex;
	var tempSpeed=null;
	var timerID=null;
	var running=0;

	var para1;
	var para2;
	var para3;
	var para4;
	var para5;
	var para6;
	var para7;
	var para8;
	var text1;
	var text2;
	var text3;
	var text4;
	var text5;
	var text6;
	var text7;
	var text8;


	function clockSpeed(newSpeed)
		{
		if (bAnimate){
			if (running ==1) clearInterval(timerID);	
			tempSpeed=newSpeed;
			timerID=setInterval("upDate()", tempSpeed);
			running = 1;
			}
		}

		function upDate()
			{
			if (i<maxIndex ) i++;
			else i=0;
			document.t0.src=cervixImg[index[i]].src;
			document.t1.src=clockImg[i].src;
			text1 = para1.removeChild(text1);
			text1 = para1.appendChild(phase[phaseIndex[i]]);
			text2 = para2.removeChild(text2);
			text2 = para2.appendChild(vulva[vulvaIndex[i]]);
			text3 = para3.removeChild(text3);
			text3 = para3.appendChild(symptom[symptomIndex[i]]);
			text4 = para4.removeChild(text4);
			text4 = para4.appendChild(symptom[secondSymptomIndex[i]]);
			text5 = para5.removeChild(text5);
			text5 = para5.appendChild(symptom[happenIndex[i]]);
			text6 = para6.removeChild(text6);
			text6 = para6.appendChild(symptom[thirdSymptomIndex[i]]);
			text7 = para7.removeChild(text7);
			text7 = para7.appendChild(symptom[fourthSymptomIndex[i]]);
			text8 = para8.removeChild(text8);
			text8 = para8.appendChild(symptom[fifthSymptomIndex[i]]);
		}

		function increment() {
				if (running==1) clearInterval(timerID);
				upDate();
				running = 0;
		} 

		function decrement() {
				if (running==1) clearInterval(timerID);
				if (i>0) {
					i = i-2;
				} else {
					i = maxIndex-1;
				}
				upDate();
				running = 0;
		} 

		function stop() {
				if (running==1) clearInterval(timerID);
				running= 0;	
		} 
		function again() {
				if (running==0) timerID=setInterval("upDate()", tempSpeed);
				running = 1;
		}