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;

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

if (nodyn) { event = "nope" }

var tipFollowMouse= true; 
var tipWidth= 250;
var offX= 20;
var offY= 12; 
var tipFontFamily= "arial, sans-serif";
var tipFontSize= "8pt";
var tipFontColor= "#666666";
var tipBgColor= "white"; 
var tipBorderColor= "black";
var tipBorderWidth= 1;
var tipBorderStyle= "ridge";
var tipPadding= 4;

var messages = new Array();
messages[0] = new Array('images/speech.jpg','We have a selected number of trial and demonstration units available. Should you be interested please contact us, and we will be happy to help.');

if (document.images) {
var theImgs = new Array();
for (var i=0; i<messages.length; i++) {
theImgs[i] = new Image();
theImgs[i].src = messages[i][0];
}
}

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) {
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;

var t1,t2;
var tipOn = false;
function ddt(evt,num) {
if (!tooltip) return;
if (t1) clearTimeout(t1); if (t2) clearTimeout(t2);
tipOn = true;
curBgColor = tipBgColor;
curFontColor = tipFontColor;
if (ns4) {
var tip = '<p>'+messages[num][1]+'</p>';
tooltip.write(tip);
tooltip.close();
} else if (ie4||ie5||ns5) {
var tip = '<table width="' + tipWidth + '"><tr><td align="left" width="1%"><img src="' + messages[num][0]+'" border="0"></td><td width="1">&nbsp;</td><td><span style="font-family:' + tipFontFamily + '; font-size:' + tipFontSize + '; color:' + curFontColor + ';">' + messages[num][1] + '</span></td></tr></table>';
tipcss.backgroundColor = tipBgColor;
tooltip.innerHTML = tip;
}
if (!tipFollowMouse) positionTip(evt);
else t1=setTimeout("tipcss.visibility='visible'",100);
}

var mouseX, mouseY;
function trackMouse(evt) {
standardbody=(document.compatMode=="CSS1Compat")? document.documentElement : document.body 
mouseX = (ns4||ns5)? evt.pageX: window.event.clientX + standardbody.scrollLeft;
mouseY = (ns4||ns5)? evt.pageY: window.event.clientY + standardbody.scrollTop;
if (tipOn) positionTip(evt);
}

function positionTip(evt) {
if (!tipFollowMouse) {
standardbody=(document.compatMode=="CSS1Compat")? document.documentElement : document.body
mouseX = (ns4||ns5)? evt.pageX: window.event.clientX + standardbody.scrollLeft;
mouseY = (ns4||ns5)? evt.pageY: window.event.clientY + standardbody.scrollTop;
}
var tpWd = (ns4)? tooltip.width: (ie4||ie5)? tooltip.clientWidth: tooltip.offsetWidth;
var tpHt = (ns4)? tooltip.height: (ie4||ie5)? tooltip.clientHeight: tooltip.offsetHeight;
var winWd = (ns4||ns5)? window.innerWidth-20+window.pageXOffset: standardbody.clientWidth+standardbody.scrollLeft;
var winHt = (ns4||ns5)? window.innerHeight-20+window.pageYOffset: standardbody.clientHeight+standardbody.scrollTop;
if ((mouseX+offX+tpWd)>winWd) 
tipcss.left = (ns4)? mouseX-(tpWd+offX): mouseX-(tpWd+offX)+"px";
else tipcss.left = (ns4)? mouseX+offX: mouseX+offX+"px";
if ((mouseY+offY+tpHt)>winHt) 
tipcss.top = (ns4)? winHt-(tpHt+offY): winHt-(tpHt+offY)+"px";
else tipcss.top = (ns4)? mouseY+offY: mouseY+offY+"px";
if (!tipFollowMouse) t1=setTimeout("tipcss.visibility='visible'",100);
}

function hddt() {
if (!tooltip) return;
t2=setTimeout("tipcss.visibility='hidden'",100);
tipOn = false;
}

document.write('<div id="tipDiv" style="position:absolute; visibility:hidden; z-index:100; filter: progid:DXImageTransform.Microsoft.Shadow(color=gray,direction=135);"></div>')