/* phones page functions */
function InitPhones()
{
	if (document.getElementById) {
		var phone1btn = document.getElementById('pf1');
		var phone2btn = document.getElementById('pf2');
		var phone3btn = document.getElementById('pf3');
		phone1btn.onclick = function() {PhoneFlip(1)}
		phone2btn.onclick = function() {PhoneFlip(2)}
		phone3btn.onclick = function() {PhoneFlip(3)}
	} else return false;
}

function PhoneFlip(phoneid)
{
	if (document.getElementById) {
		var phonediv = document.getElementById ('phone_'+phoneid+'_top');
		phonediv.className = (phonediv.className == 'phone_'+phoneid+'_front') ? 'phone_'+phoneid+'_back' : 'phone_'+phoneid+'_front';
	}
}

/* test page functions */
function InitTest()
{
	// clear the radiobuttons
	for (var i=1; i<6; i++) {
		var qname = 'q'+i;
		var q = document.getElementsByName(qname);
		var qcount = qname.length;
		for (var j=0; j<=qcount; j++) {
			q[j].checked = false;
		}
	}
	
	// add event to evaluate button
	var evalbtn = document.getElementById('evaluateBtn');
	evalbtn.onclick = function() {EvaluateTest()}
}

function EvaluateTest()
{
	var filled = 1;
	var results = new Array(5);
	var first = 0;
	var second = 0;
	var third = 0;
	var txtdiv = document.getElementById('results');
	var btndiv = document.getElementById('lookIn');
	
	results[0] = getRadioValue("q1");
	results[1] = getRadioValue("q2");
	results[2] = getRadioValue("q3");
	results[3] = getRadioValue("q4");
	results[4] = getRadioValue("q5");

	//alert (results[0]+' '+results[1]+' '+results[2]+' '+results[3]+' '+results[4]);
	
	for (var j=0; j<5; j++) {
		if (results[j] == undefined) {filled = 0}
		if (results[j] == 1) {first++}
		if (results[j] == 2) {second++}
		if (results[j] == 3) {third++}
	}
	
	if (filled == 1) {
		if (first >= 3) {
			txtdiv.className = 'r01';
			btndiv.className = 'block';
		}
		if (second >= 3) {
			txtdiv.className = 'r02';
			btndiv.className = 'block';
		}
		if (third >= 1) {
			txtdiv.className = 'r03';
			btndiv.className = 'block';
		}
	} else {
		txtdiv.className = 'r04';
		btndiv.className = 'hidden';
	}
}

function getRadioValue(elementName)
{
	var element = document.getElementsByName(elementName);
	var bt_count = element.length; 
	for (var i = 0; i <bt_count; i++)
		if (element[i].checked == true) 
			return element[i].value;
}