function grow(e,element)
{
	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.nextSibling.width = tableElement.offsetWidth;
	tableElement.nextSibling.height = tableElement.offsetHeight+1;
	tableElement.className = "emEnlarged";
	tableElement.parentNode.style.zIndex = 1;
	window.clearTimeout(imgElement.imgDelayID);
	imgElement.imgDelayID = window.setTimeout(imgElement.expand,300);
}

function shrink(e,element)
{
	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);

	var trElements = tableElement.firstChild.childNodes;
	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";
	}	
	
	imgElement.contract();
}

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

	
	imgElement.expand = function() 
						{
							var factor = Math.round(imgElement.height*.06);
							if(imgElement.width + factor < imgElement.originalWidth*2)
							{
								imgElement.width += factor;
								imgElement.height += factor;
								imgElement.imgDelayID = window.setTimeout(imgElement.expand,18);
							}
							else
							{
								imgElement.width = imgElement.originalWidth*2;
								imgElement.height = imgElement.originalHeight*2;
								var tableElement = imgElement.parentNode.parentNode.parentNode.parentNode.parentNode;

								var trElements = tableElement.firstChild.childNodes;

								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;
										}
									}
								}								
								
								if(tableElement.getAttribute("pushdown") == "1") tableElement.nextSibling.height = tableElement.offsetHeight+1;
							}
						};
	imgElement.contract = function() 
						{
							var factor = Math.round(imgElement.height*.08);
							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 = "emEnlarge";
								parentTable.parentNode.style.zIndex = 0;
								parentTable.nextSibling.height = "1";
								parentTable.nextSibling.width = "1";
							}
						};
	
	imgElement.inited = true;
}