/* IMPORTANT: Put script after tooltip div or put tooltip div just before </BODY>. */

var dom = (document.getElementById) ? true : false;
var ns5 = ((navigator.userAgent.indexOf("Gecko")>-1) && dom) ? true: false;
var ie5 = ((navigator.userAgent.indexOf("MSIE")>-1) && dom) ? true : false;
var ns4 = (document.layers && !dom) ? true : false;
var ie4 = (document.all && !dom) ? true : false;
var nodyn = (!ns5 && !ns4 && !ie4 && !ie5) ? true : false;

// resize fix for ns4
var origWidth, origHeight;
if (ns4) {
	origWidth = window.innerWidth; origHeight = window.innerHeight;
	window.onresize = function() { if (window.innerWidth != origWidth || window.innerHeight != origHeight) history.go(0); }
}

// avoid error of passing event object in older browsers
if (nodyn) { event = "nope" }

///////////////////////  CUSTOMIZE HERE   ////////////////////
// settings for tooltip 
// Do you want tip to move when mouse moves over link?
var tipFollowMouse= false;	
// Be sure to set tipWidth wide enough for widest image
var tipWidth= 160;
var offX= 10;	// how far from mouse to show tip
var offY= 10; 
var tipFontFamily= "Verdana, arial, helvetica, sans-serif";
var tipFontSize= "8pt";
// set default text color and background color for tooltip here
// individual tooltips can have their own (set in messages arrays)
// but don't have to
var tipFontColor= "#000000";
var tipBgColor= "#DDECFF"; 
var tipBorderColor= "#000080";
var tipBorderWidth= 3;
var tipBorderStyle= "ridge";
var tipPadding= 4;

////////////////////////////////////////////////////////////
//  initTip	- initialization for tooltip.
//		Global variables for tooltip. 
//		Set styles for all but ns4. 
//		Set up mousemove capture if tipFollowMouse set true.
////////////////////////////////////////////////////////////
var tooltip, tipcss;
function initTip() {
	if (nodyn) return;
	tooltip = (ns4)? document.tipDiv.document: (ie4)? document.all['tipDiv']: (ie5||ns5)? document.getElementById('tipDiv'): null;
	tipcss = (ns4)? document.tipDiv: tooltip.style;
	if (ie4||ie5||ns5) {	// ns4 would lose all this on rewrites
		tipcss.width = tipWidth+"px";
		tipcss.fontFamily = tipFontFamily;
		tipcss.fontSize = tipFontSize;
		tipcss.color = tipFontColor;
		tipcss.backgroundColor = tipBgColor;
		tipcss.borderColor = tipBorderColor;
		tipcss.borderWidth = tipBorderWidth+"px";
		tipcss.padding = tipPadding+"px";
		tipcss.borderStyle = tipBorderStyle;
	}
	if (tooltip&&tipFollowMouse) {
		if (ns4) document.captureEvents(Event.MOUSEMOVE);
		document.onmousemove = trackMouse;
	}
}

window.onload = initTip;

/////////////////////////////////////////////////
//  doTooltip function
//			Assembles content for tooltip and writes 
//			it to tipDiv
/////////////////////////////////////////////////
var t1,t2;	// for setTimeouts
var tipOn = false;	// check if over tooltip link
function doTooltip(evt,imageUrl,captionText,width,height) {
	if (!tooltip) return;
	if (t1) clearTimeout(t1);	if (t2) clearTimeout(t2);
	tipOn = true;
	curBgColor = tipBgColor;
	curFontColor = tipFontColor;
	tipWidth = width + tipBorderWidth*2 + tipPadding*2
	if (ns4) {
		var tip = '<table bgcolor="' + tipBorderColor + '" width="' + tipWidth + '" cellspacing="0" cellpadding="' + tipBorderWidth
			+ '" border="0"><tr><td><table bgcolor="' + curBgColor + '" width="100%" cellspacing="0" cellpadding="' + tipPadding
			+ '" border="0"><tr><td>'+ '<table width="100%"><tr><td align="center" width="100%"><img title="Please wait...." alt="Please wait...." src="'
			+ imageUrl
			+ '"'
			+ ( width > 0 ? (' width='+width) : '' )
			+ ( height > 0 ? (' height='+height) : '' )
			+ ' border="0"></td></tr><tr><td valign="top" align=center>' 
			+ '<span style="font-family:' + tipFontFamily + '; font-size:' + tipFontSize + '; color:' + curFontColor + ';"><b>' + captionText
			+ '</b></span>' + '</td></tr></table>' + '</td></tr></table></td></tr></table>';
		tooltip.write(tip);
		tooltip.close();
	} else if (ie4||ie5||ns5) {
		var tip = '<table width="' + tipWidth + '"><tr><td align="center" width="100%"><img title="Loading image, please wait..." alt="Loading image, please wait..." src="'
			+ imageUrl
			+ '"'
			+ ( width > 0 ? (' width='+width) : '' )
			+ ( height > 0 ? (' height='+height) : '' )
			+ ' border="0"></td></tr><tr><td valign="top" align=center>'
			+ '<span style="font-family:' + tipFontFamily + '; font-size:' + tipFontSize + '; color:' + curFontColor + ';"><b>'
			+ captionText + '</b></span>' + '</td></tr></table>';
		tipcss.backgroundColor = curBgColor;
		tipcss.width = tipWidth;
	 	tooltip.innerHTML = tip;
	}
	if (!tipFollowMouse) positionTip(evt);
	else t1=setTimeout("tipcss.visibility='visible'",250);
}

function trackMouse(evt) {
	if (tipOn) positionTip(evt);
}

function positionTip(evt)
{
	var left;
	var top;

	if ( ns4 || ns5 )
	{
		var mouseX = evt.pageX
		var mouseY = evt.pageY

		var tpWd = (ns4) ? tooltip.width  : tooltip.offsetWidth
		var tpHt = (ns4) ? tooltip.height : tooltip.offsetHeight

		var winWd = window.innerWidth  - 20 + window.pageXOffset
		var winHt = window.innerHeight - 20 + window.pageYOffset

		if ( (mouseX - window.pageXOffset) > (window.innerWidth -20)/2 ) { left = mouseX - tpWd - offX; } else { left = mouseX + offX; }
		if ( (mouseY - window.pageYOffset) > (window.innerHeight-20)/2 ) { top  = mouseY - tpHt - offY; } else { top  = mouseY + offY; }

		if      ( left + tpWd > winWd ) { left = winWd - tpWd; } else if ( left < window.pageXOffset ) { left = window.pageXOffset; }
		else if ( top  + tpHt > winHt ) { top  = winHt - tpHt; } else if ( top  < window.pageYOffset ) { top  = window.pageYOffset; }

		if ( ! ns4 ) { left = left+"px"; top = top+"px"; }
	}
	else
	{
		var mouseX = window.event.clientX + document.body.scrollLeft;
		var mouseY = window.event.clientY + document.body.scrollTop;

		var tpWd = (ie4||ie5) ? tooltip.clientWidth  : tooltip.offsetWidth
		var tpHt = (ie4||ie5) ? tooltip.clientHeight : tooltip.offsetHeight

		var winWd = document.body.clientWidth  + document.body.scrollLeft
		var winHt = document.body.clientHeight + document.body.scrollTop

		if ( (mouseX - document.body.scrollLeft) > (document.body.clientWidth/2 ) ) { left = mouseX - tpWd - offX; } else { left = mouseX + offX; }
		if ( (mouseY - document.body.scrollTop ) > (document.body.clientHeight/2) ) { top  = mouseY - tpHt - offY; } else { top  = mouseY + offY; }

		if      ( left + tpWd > winWd ) { left = winWd - tpWd; } else if ( left < document.body.scrollLeft ) { left = document.body.scrollLeft; }
		else if ( top  + tpHt > winHt ) { top  = winHt - tpHt; } else if ( top  < document.body.scrollTop  ) { top  = document.body.scrollTop;  }

		left = left+"px"; top = top+"px";
	}

	tipcss.left = left;
	tipcss.top = top;

	if (!tipFollowMouse) t1=setTimeout("tipcss.visibility='visible'",250);
}

function hideTip() {
	if (!tooltip) return;
	t2=setTimeout("tipcss.visibility='hidden'",250);
	tipOn = false;
}

var didQuip = 0;
function doToolquip(evt,soundFile) {
	if (!tooltip) return;
	if (didQuip > 0) return;		// still talking

	didQuip = 1;

	if (t1) clearTimeout(t1);
	if (t2) clearTimeout(t2);
	tipOn = true;
	var tip = '<EMBED SRC="' + soundFile + '" AUTOSTART=TRUE LOOP=FALSE WIDTH=1 HEIGHT=1 ALIGN="CENTER"></EMBED>';
	if (ns4) {
		tooltip.write(tip);
		tooltip.close();
	} else if (ie4||ie5||ns5) {
		tipcss.width = 1;
	 	tooltip.innerHTML = tip;
	}
	t1=setTimeout("tipcss.visibility='visible'",100);
//	setTimeout("didQuip=(-didQuip)",10000);		// reactivate after 10 seconds
	setTimeout("didQuip=0",5000);		// reactivate after a few seconds
}

function hideQuip() {
	if (!tooltip) return;
	t2=setTimeout("tipcss.visibility='hidden'",200);
	tipOn = false;
}