/* JavaScript file for John Percival Website */


/* Code to control button rollovers*/
		var optionCurrent;
		var option;
		
if (document.images){	
imag = new Array();

	imag[0] = "nav/home_off.gif";
	imag[1] = "nav/home_hov.gif";
	imag[2] = "nav/home_on.gif";	

	imag[3] = "nav/serv_off.gif";
	imag[4] = "nav/serv_hov.gif";
	imag[5] = "nav/serv_on.gif";

	imag[6] = "nav/cust_off.gif";
	imag[7] = "nav/cust_hov.gif";
	imag[8] = "nav/cust_on.gif";
	
	imag[9] = "nav/link_off.gif";
	imag[10] = "nav/link_hov.gif";
	imag[11] = "nav/link_on.gif";

	imag[12] = "nav/con_off.gif";
	imag[13] = "nav/con_hov.gif";
	imag[14] = "nav/con_on.gif";
	
	
	im = new Array();
	for (var i = 0; i<imag.length; i++)
	{
	im[i] = new Image();
	im[i].src = imag[i];
	}
	}


function toggleImage(imgName,num)
{
if (document.all)
	{
	if (document.images)
		{
		if (optionCurrent == imgName.name) { return;}
		imgName.src = im[num].src;
		}
	}
	return;
}		

 /* JavaScript to control Carousel on John Percival Website */
 /* Find DOM */
var isDHTML = 0;
var isID = 0;
var isAll = 0;
var isLayers = 0;

if (document.getElementById) {isID = 1; isDHTML = 1;}
else {
if (document.all) {isAll = 1; isDHTML = 1;}
else {
browserVersion = parseInt(navigator.appVersion);
if ((navigator.appName.indexOf('Netscape') != -1) && (browserVersion == 4)) {isLayers = 1; isDHTML = 1;}
}}

function findDOM(objectID,withStyle) {
	if (withStyle == 1) {
		if (isID) { return (document.getElementById(objectID).style) ; }
		else { 
			if (isAll) { return (document.all[objectID].style); }
		else {
			if (isLayers) { return (document.layers[objectID]); }
		};}
	}
	else {
		if (isID) { return (document.getElementById(objectID)) ; }
		else { 
			if (isAll) { return (document.all[objectID]); }
		else {
			if (isLayers) { return (document.layers[objectID]); }
		};}
	}
}


	var thisAd = 0;
	if (document.images)
	{	
	var adImag = new Array();
		adImag[0] = "images/carsel1.jpg";
		adImag[1] = "images/carsel2.jpg";
		adImag[2] = "images/carsel3.jpg";
		adImag[3] = "images/carsel4.jpg";
		adImag[4] = "images/carsel5.jpg";	
		adImag[5] = "images/carsel6.jpg";
		adImag[6] = "images/carsel7.jpg";
		adImag[7] = "images/carsel8.jpg";	
	}

	function rotate() {
			thisAd++;
			if (thisAd == 8) 
			{
				thisAd = 0;
			}
			var dom = findDOM('carousel',0);
			dom.src=adImag[thisAd];
			setTimeout("rotate()", 2900);
	}

/* Codes to display email links */

function mailResponse(emailText, firsthalf, secondhalf)
	{
    document.writeln(' ')
    document.write('<a href ="mailto:' +firsthalf +'@' + secondhalf +'">' +emailText + '</a>')
    document.writeln('&nbsp;')
	return;
	}
 
 function mailResponse2(emailText, firsthalf, secondhalf)
	{
    document.writeln(' ')
    document.write('<a href ="mailto:' +firsthalf +'@' + secondhalf +'">' +emailText + '</a> <br>' +firsthalf +'@' + secondhalf)
    document.writeln('&nbsp;')
	return;
	}