// JavaScript Document
function startExpand(e,element)
{
	//if(navigator.platform.indexOf("Mac") > -1 && navigator.userAgent.indexOf("Netscape") > -1) return;
	if(e.type != "onmouseenter")
	{
		var fromElement = e.relatedTarget || e.fromElement;
		while (fromElement && fromElement != element && fromElement.nodeName != 'BODY')
			fromElement = fromElement.parentNode
		if (fromElement == element)
			return;
	}
	
	var tableElement = element;
	var imgElement = tableElement.firstChild.firstChild.firstChild.firstChild.firstChild;
	
	if(!imgElement.inited)
		init(imgElement);

	tableElement.style.width = tableElement.offsetWidth;
	tableElement.className = "gr_expanded";
	tableElement.nextSibling.width = tableElement.offsetWidth;
	tableElement.nextSibling.height = tableElement.offsetHeight+1;
	tableElement.parentNode.style.zIndex = 1;
	window.clearTimeout(imgElement.imgDelayID);
	imgElement.imgDelayID = window.setTimeout(imgElement.expand,30);
}

function endExpand(e,element)
{
	//if(navigator.platform.indexOf("Mac") > -1 && navigator.userAgent.indexOf("Netscape") > -1) return;
	if(e.type != "onmouseleave")
	{
		var toElement = e.relatedTarget || e.toElement;
		while(toElement && toElement != element && toElement.nodeName != 'BODY')
			toElement = toElement.parentNode;
		if(toElement == element)
			return;
	}

	var tableElement = element;
	var imgElement = tableElement.firstChild.firstChild.firstChild.firstChild.firstChild;
	window.clearTimeout(imgElement.imgDelayID);
	hideElements(tableElement);
	imgElement.contract();
}

function init(imgElement)
{
	imgElement.originalHeight = imgElement.height;
	imgElement.originalWidth = imgElement.width;

	
	imgElement.expand = function() 
						{
							var factor = Math.round(imgElement.height*.03);
							if(imgElement.width + factor < imgElement.originalWidth*2)
							{
								imgElement.width += factor;
								imgElement.height += factor;
								imgElement.imgDelayID = window.setTimeout(imgElement.expand,10);
							}
							else
							{
								imgElement.width = imgElement.originalWidth*2;
								imgElement.height = imgElement.originalHeight*2;
								var tableElement = imgElement.parentNode.parentNode.parentNode.parentNode.parentNode;
								showElements(tableElement);
								if(tableElement.getAttribute("pushdown") == "1")
									tableElement.nextSibling.height = tableElement.offsetHeight+1;
							}
						};
	imgElement.contract = function() 
						{
							var factor = Math.round(imgElement.height*.04);
							if(imgElement.width - factor > imgElement.originalWidth)
							{
								imgElement.width -= factor;
								imgElement.height -= factor;
								imgElement.imgDelayID = window.setTimeout(imgElement.contract,15);
							}
							else
							{
								imgElement.width = imgElement.originalWidth;
								imgElement.height = imgElement.originalHeight;
								
								var parentTable = imgElement.parentNode.parentNode.parentNode.parentNode.parentNode;
								parentTable.className = "gr_expandable";
								parentTable.parentNode.style.zIndex = 0;
								parentTable.nextSibling.height = "1";
							}
						};
	
	imgElement.inited = true;
}

function showElements(element)
{
	var trElements = element.firstChild.childNodes;
	//show titles past 2 lines
	if(trElements[1].firstChild.firstChild.nodeName == "DIV")
		trElements[1].firstChild.firstChild.style.height = "";
	
	for(var i=0;i<trElements.length;i++)
	{
		if(trElements[i].getAttribute("hideexp") == "1")
			trElements[i].style.display = "none";
		else
		{
			if(trElements[i].style.display == "none")
			{
				trElements[i].style.display = "";
				trElements[i].rehide = true;
			}
		}
	}
}

function hideElements(element)
{
	var trElements = element.firstChild.childNodes;
	//hide titles past 2 lines
	if(trElements[1].firstChild.firstChild.nodeName == "DIV")
		trElements[1].firstChild.firstChild.style.height = "30px";

	for(var i=0;i<trElements.length;i++)
	{
		if(trElements[i].getAttribute("hideexp") == "1")
			trElements[i].style.display = "";

		if(trElements[i].rehide)
			trElements[i].style.display = "none";
	}
}