// image pre-load

image0 = new Image(); image0.src = "images2/nav/coaching_on.gif";
image1 = new Image(); image1.src = "images2/nav/training_on.gif";
image2 = new Image(); image2.src = "images2/nav/testimonials_on.gif";
image3 = new Image(); image3.src = "images2/nav/gallery_on.gif";
image4 = new Image(); image4.src = "images2/nav/articles_on.gif";
image5 = new Image(); image5.src = "images2/nav/links_on.gif";
image6 = new Image(); image6.src = "images2/nav/contact_on.gif";
image7 = new Image(); image7.src = "images2/nav/homepg_on.gif";
image7a = new Image(); image7a.src = "images2/nav/go_btn_on.gif";

// globals

isw3c = (document.getElementById) ? true : false;
imgs = (document.images) ? true: false;
isExplorer = (navigator.appName.indexOf('Microsoft')!=-1) ? true : false;
isMac = (navigator.appVersion.indexOf('Mac')!=-1) ? true : false;

function gObj(me) {
	if (isw3c) {
	return document.getElementById(me);
	}
}

function gImg(me) {
	if (imgs) {
	return document.images[me];
	}
}


// rollover functions

function imgOn(a) {		
	gImg(a).src = "images2/nav/" + a + "_on.gif";
}

function imgOff(b) {
	if ((pagename == b) && (window.name == "tea_visited")) {
	gImg(b).src = "images2/nav/" + b + "_on.gif";
	}
	else {
	gImg(b).src = "images2/nav/" + b + "_off.gif";
	}
}

var picArr = new Array('coaching','training','testimonials','gallery','articles','links','contact','homepg');

function allOff() {
	for (i=0; i++; i<picArr.length) {
	var b = picArr[i];
	gImg(i).src = "images2/nav/" + b + "_off.gif";
	}
}

function checkSubmit(frm) {
	var theForm = eval('document.forms.'+frm);
	var errMsg = "";
	var setfocus = "";

	if (theForm['password'].value == "") {
	errMsg = "Please insert your password.";
	setfocus = "['password']";
	}
		
	if (theForm['username'].value == "") {
	errMsg = "Please insert your username.";
	setfocus = "['username']";
	}
	
	if (errMsg != ""){
		alert(errMsg);
		eval("theForm" + setfocus + ".focus()");
	} else {
		theForm.submit();
	}
}