// JavaScript Document

var numSections = 6;
/*
section1_name = new Array();
section2_name = new Array();
section3_name = new Array();
section4_name = new Array();
section5_name = new Array();
section6_name = new Array();
*/

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function imgRollOver(imgName) {
	if (document.images && (preloadFlag == true)) {
		document.images[imgName].src = this[imgName+"_on"].src;
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}

function imgRollOut(imgName) {
	if (document.images && (preloadFlag == true)) {
		document.images[imgName].src = this[imgName+"_off"].src;
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}	

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		for(i=1; i<=numSections; i++) { 
			this["nav_"+i+"_on"] = newImage("img/nav_"+i+"_on.jpg");
			this["nav_"+i+"_off"] = newImage("img/nav_"+i+"_off.jpg");				
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		preloadFlag = true;
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}


startList = function() {
	if (document.all&&document.getElementById) {
		navRoot = document.getElementById("nav");					
	
		for (i=0; i<navRoot.childNodes.length; i++) {
			node = navRoot.childNodes[i];
			if (node.nodeName=="LI") {
				node.onmouseover=function() {
					this.className+=" over";			
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				node.onmouseout=function() {
				  this.className=this.className.replace(" over", "");
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			}
		}
	}
}

function loadNav(num) {
	document.write('\n'+
		'<ul id="nav">');
	
	if (num == 1) {
		document.write('<li><img name="nav_1" class="link" src="img/nav_1_on.jpg" />\n');
	} else {
		document.write('<li><a href="home.html" onMouseOver="imgRollOver(\'nav_1\')" onMouseOut="imgRollOut(\'nav_1\')"><img name="nav_1" class="link" src="img/nav_1_off.jpg" /></a>\n');
	}
	
	document.write('\n'+			
			'</li>\n'+
			'<li><img src="img/nav_vr.gif" /></li>');
	
	if (num == 2) {
		document.write('<li><img name="nav_2" class="link" src="img/nav_2_on.jpg" />\n');
	} else {
		document.write('<li><a href="group.html" onMouseOver="imgRollOver(\'nav_2\')" onMouseOut="imgRollOut(\'nav_2\')"><img name="nav_2" class="link" src="img/nav_2_off.jpg" /></a>\n');
	}

	document.write('\n'+			
			'</li>\n'+
			'<li><img src="img/nav_vr.gif" /></li>');
			
	if (num == 4) {
		document.write('<li><img name="nav_4" class="link" src="img/nav_4_on.jpg" />\n');
	} else {
		document.write('<li><a href="services.html?section=4" onMouseOver="imgRollOver(\'nav_4\')" onMouseOut="imgRollOut(\'nav_4\')"><img name="nav_4" class="link" src="img/nav_4_off.jpg" /></a>\n');
	}
			
	document.write('\n'+	
				'<ul>\n'+
					'<li><a href="services.html?section=4"><span class="nav_item">Exercise Physiology Clinic</span></a></li>\n'+
					'<li><a href="services.html?section=1"><span class="nav_item">Exercise Rehabilitation</span></a></li>\n'+
					'<li><a href="services.html?section=2"><span class="nav_item">Chronic Condition Management Program</span></a></li>\n'+
					'<li><a href="services.html?section=3"><span class="nav_item">Worker\'s Compensation & OH&S</span></a></li>\n'+
				'</ul>');
				
	document.write('\n'+			
			'</li>\n'+
			'<li><img src="img/nav_vr.gif" /></li>');
			
	if (num == 5) {
		document.write('<li><img name="nav_5" class="link" src="img/nav_5_on.jpg" />\n');
	} else {
		document.write('<li><a href="info.html" onMouseOver="imgRollOver(\'nav_5\')" onMouseOut="imgRollOut(\'nav_5\')"><img name="nav_5" class="link" src="img/nav_5_off.jpg" /></a>\n');
	}
	
	document.write('\n'+			
				'<ul>\n'+
					'<li><a href="info.html?section=1"><span class="nav_item">What is an Accredited Exercise Physiologist?</span></a></li>\n'+
					'<li><a href="info.html?section=2"><span class="nav_item">Exercise Physiology Scope of Practice</span></a></li>\n'+
					'<li><a href="info.html?section=3"><span class="nav_item">Exercise Physiologist Code of Practice</span></a></li>\n'+
					'<li><a href="info.html?section=4"><span class="nav_item">What is AAESS?</span></a></li>\n'+			
				'</ul>');
			
	document.write('\n'+			
			'</li>\n'+
			'<li><img src="img/nav_vr.gif" /></li>');
	if (num == 3) {
		document.write('<li><img name="nav_3" class="link" src="img/nav_3_on.jpg" />\n');
	} else {
		document.write('<li><a href="training.html" onMouseOver="imgRollOver(\'nav_3\')" onMouseOut="imgRollOut(\'nav_3\')"><img name="nav_3" class="link" src="img/nav_3_off.jpg" /></a>\n');
	}
	document.write('\n'+			
			'</li>\n'+
			'<li><img src="img/nav_vr.gif" /></li>');

	if (num == 6) {
		document.write('<li><img name="nav_6" class="link" src="img/nav_6_on.jpg" />\n');
	} else {
		document.write('<li><a href="contact.html" onMouseOver="imgRollOver(\'nav_6\')" onMouseOut="imgRollOut(\'nav_6\')"><img name="nav_6" class="link" src="img/nav_6_off.jpg" /></a>\n');
	}
	
	document.write('\n'+			
			'</li>\n'+
		'</ul>');
}

window.onload=startList;
preloadImages();