$(document).ready(function(){
	
	$('.contentDiv').css('display','none') ;
	$('.contentDiv').fadeIn(300) ;
	
	$('#navTable').find('a').click(function(event){
		pageFade(event,$(this)) ;
	}) ;
	
	$('a.fadelink').click(function(event){
		pageFade(event,$(this)) ;
	}) ;
	
	$('a.tooltip').hover(
		function(){
			$(this).find('span').fadeIn(400) ;
		},
		function(){
			$(this).find('span').fadeOut(300) ;
		}
	) ;
	
})


function pageFade(event,elmnt) {

	event.preventDefault() ;
	var myUrl = elmnt.attr('href') ;
	//alert(myUrl) ;
	$('.contentDiv').fadeOut(200) ;
	setTimeout(function(){window.location = myUrl},200) ;

}

function changeImg(imgID,imgSrc)
{
    obj = document.getElementById(imgID) ;
    obj.src = imgSrc ;
}

function changePortVid(embedCode, caption)
{
	var fadeTime = 300
	var vals = { embed : embedCode , cap : caption}
	
	$('#portImgDiv').fadeOut(100) ;
	setTimeout(function(){$('#portImgDiv').load('ajax/showvid.php',vals)},100) ;
	$('#portImgDiv').fadeIn(fadeTime) ;

}

function changePortImg(imgSrc, caption)
{
	var fadeTime = 300
	var vals = { src : imgSrc , cap : caption}
	
	$('#portImgDiv').fadeOut(100) ;
	$('#portImgDiv').queue(function(){
		$(this).load('ajax/showimg.php',vals,function(){
			$(document).ready(function(){
				setTimeout(function(){$('#portImgDiv').fadeIn(fadeTime)},200) ;
			}) ;
		}) ;
		$(this).dequeue() ;
	}) ;
}

function swapPortImg(imgSrc, caption) {
    document.getElementById('portImg').src = imgSrc ;
    if (caption == '')
    {
        document.getElementById('portCaptionTrans').style.display = 'none' ;
        document.getElementById('portCaptionOpaque').style.display = 'none' ;
    } else {
        
        document.getElementById('portCaptionTrans').style.display = 'block' ;
        document.getElementById('portCaptionOpaque').style.display = 'block' ;

        document.getElementById('portCaptionTrans').innerHTML = '<span>'+caption+'</span>' ;
        document.getElementById('portCaptionOpaque').innerHTML = '<span>'+caption+'</span>' ;
    }
}

function fullScreen()
{
    var scrW = 1024 ;
    var scrH = 768 ;
    
    if (screen.width)
    {
        scrW = screen.width ;
    }
 
    if (screen.height)
    {
        scrH = screen.height ;
    }

    window.moveTo(0,0) ;
    window.resizeTo(scrW,scrH-5) ;
}

function placeMain()
{
    var msie = ((navigator.appVersion.indexOf("MSIE")!= -1)&&!window.opera)? true : false; 

    if (msie)
    {
        var windX = document.documentElement.clientWidth ;
        var windY = document.documentElement.clientHeight ;
        
        var mainW = 900 ;
        var mainH = 550 ;
        
        var mainLeft = (windX - mainW)/2 ;
        var mainTop = (windY - (mainH+20)) ;
        
        var mainD = document.getElementById("mainDiv") ;
        
        mainD.style.left = eval('"' + mainLeft+ 'px"') ;
        mainD.style.top = eval('"' + mainTop + 'px"') ;
       
    }
        
}



function showDiv(div)
{
    document.getElementById(div).style.display = "block" ;
}

function hideDiv(div)
{
    document.getElementById(div).style.display = "none" ;
}