
<!--
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_nbGroup(event, grpName) { //v6.0
  var i,img,nbArr,args=MM_nbGroup.arguments;
  if (event == "init" && args.length > 2) {
    if ((img = MM_findObj(args[2])) != null && !img.MM_init) {
      img.MM_init = true; img.MM_up = args[3]; img.MM_dn = img.src;
      if ((nbArr = document[grpName]) == null) nbArr = document[grpName] = new Array();
      nbArr[nbArr.length] = img;
      for (i=4; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
        if (!img.MM_up) img.MM_up = img.src;
        img.src = img.MM_dn = args[i+1];
        nbArr[nbArr.length] = img;
    } }
  } else if (event == "over") {
    document.MM_nbOver = nbArr = new Array();
    for (i=1; i < args.length-1; i+=3) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = (img.MM_dn && args[i+2]) ? args[i+2] : ((args[i+1])? args[i+1] : img.MM_up);
      nbArr[nbArr.length] = img;
    }
  } else if (event == "out" ) {
    for (i=0; i < document.MM_nbOver.length; i++) {
      img = document.MM_nbOver[i]; img.src = (img.MM_dn) ? img.MM_dn : img.MM_up; }
  } else if (event == "down") {
    nbArr = document[grpName];
    if (nbArr)
      for (i=0; i < nbArr.length; i++) { img=nbArr[i]; img.src = img.MM_up; img.MM_dn = 0; }
    document[grpName] = nbArr = new Array();
    for (i=2; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = img.MM_dn = (args[i+1])? args[i+1] : img.MM_up;
      nbArr[nbArr.length] = img;
  } }
}
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
//-->

 
window.onunload = function() {
//access this cookie variable in PHP like this: echo $_COOKIE["time_leave"];
	//setCookie('time_leave', new Date().getTime());
};

function imgEnlarge(id){
	
	var parts = id.split("_");
	var showname = parts[0];
	var imgNumber = parseInt(parts[1]);
	var newThumb = document.getElementById(id);
	var thumbInner = document.getElementById(showname + '_thumbinner');
	var imageNumberNav = document.getElementById(showname + '_imageNumberNav');
	var src = newThumb.getAttribute('srcOriginal');
	var alt = newThumb.getAttribute('alt');
	var mainImg = document.getElementById(showname + '_mainImg');
	var imgCount = mainImg.getAttribute('imgCount');
	var ref = mainImg.getAttribute('ref');	
	var newWidth = parseInt(newThumb.getAttribute('enlargeWidth'));
	var newHeight = parseInt(newThumb.getAttribute('enlargeHeight'));
	var divWidth = newWidth + 6;
	var divHeight = newHeight + 6;
	var mainImgDiv = '#'+ showname + '_mainImgDiv';
	$(mainImgDiv).height(divHeight  +'px').width(divWidth + 'px').empty().attr('class','loading');
	var mainImgLink = document.getElementById(showname + '_mainImgLink');
	var thumbCaption = document.getElementById(showname + '_thumbCaption');
	var oldThumb = document.getElementById(ref); 
	var enlargeVMargin = newThumb.getAttribute('enlargeVMargin');
	var style = "width:" + newThumb.getAttribute('enlargeThumbInnerWidth') + "px;margin-top:" + enlargeVMargin + "px;margin-bottom:" + enlargeVMargin + "px;";
	thumbInner.setAttribute('style', style );
	oldThumb.setAttribute('style', "border:3px solid #FFF;");
	newThumb.setAttribute('style', "border:3px solid navy;");
	thumbCaption.innerHTML="<div class='magnify'><a href='" + src +"' class='internal' title='Enlarge'><img src='/images/icons/magnify.gif' width='14' height='15' alt='' /></a></div>" + alt + "</div>";
	imageNumberNav.innerHTML = "Image " + imgNumber + " of " + imgCount;  
	mainImgLink.setAttribute('href',src);
	mainImgLink.setAttribute('title',alt); //shows up on fancybox
   
	var img = new Image();
	$(img).load(function () {
		//$(this).css('display', 'none'); // .hide() doesn't work in Safari when the element isn't on the DOM already
		$(this).hide();
		//$('#'+ showname + '_mainImgDiv').html('');
		$('#'+ showname + '_mainImgDiv').removeClass('loading').append(this);
		$(this).fadeIn();
	}).error(function () {
		// notify the user that the image could not be loaded
	}).attr({
		src: src,
		alt: alt,
		ref: id,
		title: alt,
		id: showname + '_mainImg',
		imgCount: imgCount,
		vspace: '3',
		hspace: '3'
	}).width(newWidth + 'px').height(newHeight + 'px').addClass('projThumb');

	clearSelection();
}


function changeImg(dir, showname){
	
	var mainImg = document.getElementById(showname + '_mainImg');
	var mainImgLink = document.getElementById(showname + '_mainImgLink');
	var thumbCaption = document.getElementById(showname + '_thumbCaption');
	var ref = mainImg.getAttribute('ref');
	var parts = ref.split("_");
	var imgNumber = parseInt(parts[1]);
	var imgCount = mainImg.getAttribute('imgCount');
	
	var oldThumb = document.getElementById(ref);
	
	if(dir == "next"){
		var nextNumber = imgNumber+1;
		var nextThumb = showname + "_" + nextNumber;
		if(document.getElementById(nextThumb) == null){ //reset to first image
			nextThumb = showname + "_1";
		}
		id = nextThumb;
	}else{//dir = prev
		var prevNumber;
		if(imgNumber == 1){
			prevNumber = imgCount;
		}else{
			prevNumber = imgNumber-1;
		}
		var id = showname + "_" + prevNumber;
	}
			
	imgEnlarge(id);
}

function clearSelection() {
	var sel ;
	if(document.selection && document.selection.empty){
		document.selection.empty() ;
	} else if(window.getSelection) {
		sel=window.getSelection();
		if(sel && sel.removeAllRanges)
		sel.removeAllRanges() ;
	}
}