var seconds = "7";
//alert (seconds);
var theScreen;
var screenTimerID=0;
var r=2;
//var screenz=4; //This variable is set on Home Page
var screenActivity="pause";
function screenControl() {
	if (screenActivity == "play") {
		screenActivity = "pause";
		document.controlButton.src="/web/image/buttonPause.jpg";
		screenRotation();
	} else {
		stopRotation();
	}
}
function stopRotation() {
	document.controlButton.src="/web/image/buttonPlay.jpg";
	screenActivity = "play";
	clearInterval (screenTimerID);
}
function jumpTo(p) {
	document.getElementById('screen').innerHTML=document.getElementById('screen'+p).innerHTML;
	clearAll();
	highlightMe(p);
	stopRotation();
	
}
function highlightMe(i) {
	document.getElementById("eye"+i).style.color = "#036";
	document.getElementById("eye"+i).style.fontWeight = "bold";
}

//
function screenRotation() {
	screenTimerID = setInterval('timerFlag()',seconds*1000);
	//document.getElementById('screen').style.opacity=1;
}

function beginRotation() {
	//alert ("beginRotation");
	document.getElementById('screen').innerHTML=document.getElementById('screen1').innerHTML;
	document.getElementById("eye1").style.color = "#036";
	document.getElementById("eye1").style.fontWeight = "bold";
	screenRotation();
}
function clearAll() {
	for (y=1;y<screenz+1;y++) {
		document.getElementById("eye"+y).style.color = "#fff";
		document.getElementById("eye"+y).style.fontWeight = "normal";
	}
}
function swapMe() { // NOT in CWS version
	document.getElementById('screen').innerHTML=document.getElementById('screen'+r).innerHTML;
	clearAll();
	highlightMe(r);
	r++;
	if (r==screenz+1) r=1;
}
function timerFlag() {
	theScreen = document.getElementById('screen');
	setTimeout("opacity75(theScreen)",50);
	setTimeout("opacity50(theScreen)",100);
	setTimeout("opacity25(theScreen)",150);
	setTimeout("swapMe();",200);
	setTimeout("opacity25(theScreen)",300);
	setTimeout("opacity50(theScreen)",400);
	setTimeout("opacity75(theScreen)",500);
	setTimeout("opacity100(theScreen)",600);
}

function opacity25(target) { /* 25% opaque */
	if (navigator.appName.indexOf("Microsoft")==-1) target.style.opacity=0.25;
	if (navigator.appName.indexOf("Microsoft")!=-1&&parseInt(navigator.appVersion)>=4) target.filters.alpha.opacity=25;
}

function opacity50(target) { /* 50% opaque */
	if (navigator.appName.indexOf("Microsoft")==-1) target.style.opacity=0.50;
	if (navigator.appName.indexOf("Microsoft")!=-1&&parseInt(navigator.appVersion)>=4) target.filters.alpha.opacity=50;
}
function opacity75(target) { /* 75% opaque */
	if (navigator.appName.indexOf("Microsoft")==-1) target.style.opacity=0.75;
	if (navigator.appName.indexOf("Microsoft")!=-1&&parseInt(navigator.appVersion)>=4) target.filters.alpha.opacity=75;
}
function opacity100(target) { /* fully opaque */
	if (navigator.appName.indexOf("Microsoft")==-1) target.style.opacity=1;
	if (navigator.appName.indexOf("Microsoft")!=-1&&parseInt(navigator.appVersion)>=4) target.filters.alpha.opacity=100;
}

function listScreens() {
	for (z=1;z<screenz+1;z++) {
		document.write('<td class="inputTD"><a href="javascript:jumpTo('+z+')"><span id="eye'+z+'">'+z+'<\/span><\/a><\/td>');
	}
}