// JavaScript Document
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_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_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];}
}

function toggleblocks (postid) 
{
	var whichpost = document.getElementById(postid);

	if (whichpost.className=="expandblock") 
	{
		whichpost.className="collapseblock";
	}
	else 
	{
		whichpost.className="expandblock";
	}
}

function changeGalleryDisplay(type)
{
	switch (type) 
	{	
		case (0):
			changeGalleryItemType("left");
			break;
		case (1): 
			changeGalleryItemType("none"); 
			break;
	}
	
	return;
}

function changeGalleryItemType(type) 
{
	var containers = new Array();
	containers[0] = document.getElementById("aesthetics2009");
	containers[1] = document.getElementById("aesthetics2008");
	containers[2] = document.getElementById("aesthetics2007");
	
	for (var i = 0; i < containers.length; i++) 
	{
		transverseContainer(containers[i], "galleryContainer", type);
	}
}


function transverseContainer(container, className, type)
{
	var parents = container.getElementsByTagName("div");
	
	for( var i = 0; i < parents.length; i++)
	{
		if (parents[i].className == className)
		{
			var children = 	parents[i].getElementsByTagName("div");
			
			changeFloat(children, type);
		}
	}
}

function changeFloat(children, type)
{
	if (children.length == 0 || children == null)
	{
		alert("The array is null");
		return;
	}
	for (var i = 0; i < children.length; i++)
	{	
		if(children[i].className == "galleryItem")
		{
			/* NOTE: Since float is a reserved word, to change the style's float attribute, use "cssFloat" */
			children[i].style.cssFloat = type;
		}
	}
}