/* TOP NAVIGATION */
var myImg = [
	{idn:'01'}, 
	{idn:'02'}, 
	{idn:'03'},
	{idn:'04'},
	{idn:'05'},
	{idn:'06'},
	{idn:'07'},
	{idn:'08'},
	{idn:'09'}
];

var image = new Object();
for (i=0;i<myImg.length;i++) {
	image[myImg[i].idn + '_off'] = new Image();
	image[myImg[i].idn + '_off'].src = 'images/nav/navbar_off_' + myImg[i].idn + '.jpg';
	image[myImg[i].idn + '_on'] = new Image();
	image[myImg[i].idn + '_on'].src = 'images/nav/navbar_on_' + myImg[i].idn + '.jpg';
}

var OldTab;

function imageOver (imageObj) {
	imageObj.src = image[imageObj.id + '_on'].src;
	setPageImageOn ();
}

function imageOut (imageObj) {
	imageObj.src = image[imageObj.id + '_off'].src;
	setPageImageOn ();
}

function setPageImageOn () {
	for (i=0;i<myImg.length;i++) {
		if (myImg[i].idn==mypage) {
			document.getElementById(myImg[i].idn).src = image[myImg[i].idn + '_on'].src;
		}
	}
}

/*HOMEPAGE TABS*/
var tabimage = new Object();
tabimage[1] = new Image();
tabimage[1].src = 'images/nav/tabs_1.jpg';
tabimage[2] = new Image();
tabimage[2].src = 'images/nav/tabs_2.jpg';
tabimage[3] = new Image();
tabimage[3].src = 'images/nav/tabs_3.jpg';
tabimage[4] = new Image();
tabimage[4].src = 'images/nav/tabs_4.jpg';
tabimage[5] = new Image();
tabimage[5].src = 'images/nav/tabs_5.jpg';

function swapTab (i) {
	document.getElementById('Image1').src = 'images/nav/tabs_'+ i +'.jpg'
	for (ii=1; ii<=5; ii++) {
		document.getElementById('tab_content_' + ii).style.display = 'none';
	}
	document.getElementById('tab_content_' + i).style.display = 'block';
	if (OldTab == i)
	{
		for (ii=1; ii<=5; ii++) {
			document.getElementById('tab_content_' + ii).style.display = 'none';
		}
		document.getElementById('Image1').src = 'images/nav/tabs_0.jpg'
		OldTab = 0;
	}
	else
	{
		OldTab = i;
	}
}

function closeTab () {
	document.getElementById('Image1').src = 'images/nav/tabs_0.jpg'
	for (ii=1; ii<=5; ii++) {
		document.getElementById('tab_content_' + ii).style.display = 'none';
	}
	OldTab = 0;
}

function checkParent(thisform) {
	var pages_parent =	document.getElementById('pages_parent');
	whiteoutform(thisform);

	if (pages_parent.value == '') { 
		alert('The pages_parent field is empty'); 
		pages_parent.focus();	
		changeBackground (pages_parent);
		return false; 
	}
	
	return true; 
	
}

function whiteoutform(myform) {
	for (var i=0; i< myform.elements.length;i++) {
		myform.elements[i].style.backgroundColor="#EBEBEB";
	}
}

function changeBackground(passField) {
	passFieldname = passField.id;
	blinkme(passFieldname, 0); // can only pass string, not objects
}

function blinkme(thispassField, count) {
 	if (count%2==0) {
		document.getElementById(thispassField).style.backgroundColor = '#ffffff';
	} else {
		document.getElementById(thispassField).style.backgroundColor = '#FFFF00';
	}
	count++;
	if (count<14) {
		setTimeout("blinkme('"+thispassField+"', '"+count+"')", 50); 
	}
}