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

var origWidth, origHeight;

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


// settings for tooltip 
// Tip moves when mouse moves over link
var tipFollowMouse= true;	


var tipWidth= 501;
var offX= 20;	
var offY= 12; 
var tipFontFamily= "Verdana, arial, helvetica, sans-serif";
var tipFontSize= "10pt";
// 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= "#e8e5cb"; 
var tipBorderColor= "#000080";
var tipBorderWidth= 0;
var tipBorderStyle= "none";
var tipPadding= 4;
var prodDesc= "More than a mower, the Big Red Horse garden tractor has the power and durability to take on those heavy duty jobs, such as plowing, hauling and tilling, in addition to mowing. A Briggs & Stratton® Intek™ twin-cylinder engine and a large 50 inch mowing deck cut big jobs down to size, while its automatic transmission with cruise control and electric PTO makes every job easier.";


/*

// preload images that are to appear in tooltip
// from arrays above
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 startStr = '<table width="' + tipWidth + '"><tr><td align="left" width="100%">';
var midStr = '</td></tr><tr><td valign="top" class="prod_list_rating"><span class="prod_list_ratingtext">Mower Rating</span></td></tr><tr><td valign="top"><img src="';
var midStr2 = '" border="0">&nbsp;<img src="';
var endStr = '" border="0"></td></tr></table>';
*/


var startStr = '<table width="' + tipWidth + '"><tr><td align="left" width="100%">';
var midStr = '</td></tr>';
var midStr2 = '';
var endStr = '</table>';


//  initTip	- initialization for tooltip.
//		Global variables for tooltip. 
//		Set styles
//		Set up mousemove capture if tipFollowMouse set true.

var tooltip, tipcss;
function initTip() {
	if (nodyn) return;
	tooltip = (ie4)? document.all['tipDiv']: (ie5||ns5)? document.getElementById('tipDiv'): null;
	tipcss = 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) {
		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,num) {
	if (!tooltip) return;
	if (t1) clearTimeout(t1);	if (t2) clearTimeout(t2);
	tipOn = true;
	// set colors if included in messages array
	
	
	if (ie4||ie5||ns5) {
		var tip = startStr + '<span style="font-family:' + tipFontFamily + '; font-size:' + tipFontSize + ';">' + messages[num][0] + '</span>' + endStr;
		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 //create reference to common "body" across doctypes
	mouseX = (ns5)? evt.pageX: window.event.clientX + standardbody.scrollLeft;
	mouseY = (ns5)? evt.pageY: window.event.clientY + standardbody.scrollTop;
	if (tipOn) positionTip(evt);
}


//  positionTip function
//		If tipFollowMouse set false, so trackMouse function not being used, get position of mouseover event. Calculations use mouseover event position, offset amounts and tooltip width to position tooltip within window.

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

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

document.write('<div id="tipDiv" style="position:absolute; visibility:hidden; z-index:100"></div>')