function showhide(divID)
{
	if (document.layers) // NN4+
	{
		if (document.layers[divID].visibility == "hide")
			show(divID);
		else
			hide(divID);
	}
	else if (document.getElementById)
	{
		var obj = document.getElementById(divID);
		if (obj.style.visibility == "hidden")
			show(divID);
		else
			hide(divID);
	}
	else if (document.all)
	{
		if (document.all[divID].style.visibility == "hidden")
			show(divID);
		else
			hide(divID);
	}
}//end function showhide


function show(divID)
{
	var txt = "[ Hide ]";
	if (document.layers) // NN4+
	{
		document.layers[divID].visiblity = "show";
		document.layers[divID].display = "block";
		if (document.layers[divID+'_image']) {
			document.layers[divID+'_image'].src = "images/arrow_open.gif";
		}
		if (document.layers[divID+'_txt']) {
			document.layers[divID+'_txt'].innerHTML = txt;
		}
	}
	else if (document.getElementById) // gecko(NN6) + IE 5+
	{
		obj = document.getElementById(divID);
		obj.style.visibility = "visible";
		obj.style.display = "block";
		obj = document.getElementById(divID+'_image');
		if (obj) {
			obj.src = "images/arrow_open.gif";
		}
		obj = document.getElementById(divID+'_txt');
		if (obj) {
			obj.innerHTML = txt;
		}
	}
	else if (document.all) // IE 4
	{
		document.all[divID].style.visibility = "visible";
		document.all[divID].style.display = "block";
		if (document.all[divID+'_image']) {
			document.all[divID+'_image'].src = "images/arrow_open.gif";
		}
		if (document.all[divID+'_txt']) {
			document.all[divID+'_txt'].innerHTML = txt;
		}
	}

}//end function show

function hide(divID)
{
	var txt = "[ Show ]";
	if (document.layers) // NN4+
	{
		document.layers[divID].visiblity = "hide";
		document.layers[divID].display = "none";
		if (document.layers[divID+'_image']) {
			document.layers[divID+'_image'].src = "images/arrow_closed.gif";
		}
		if (document.layers[divID+'_txt']) {
			document.layers[divID+'_txt'].innerHTML = txt;
		}
	}
	else if (document.getElementById) // gecko(NN6) + IE 5+
	{
		var obj = document.getElementById(divID);
		obj.style.visibility = "hidden";
		obj.style.display = "none";
		obj = document.getElementById(divID+'_image');
		if (obj) {
			obj.src = "images/arrow_closed.gif";
		}
		obj = document.getElementById(divID+'_txt');
		if (obj) {
			obj.innerHTML = txt;
		}
	}
	else if (document.all) // IE 4
	{
		document.all[divID].style.visibility = "hidden";
		document.all[divID].style.display = "none";
		if (document.all[divID+'_images']) {
			document.all[divID+'_images'].src = "images/arrow_closed.gif";
		}
		if (document.all[divID+'_txt']) {
			document.all[divID+'_txt'].innerHTML = txt;
		}
	}
}

function changeImageSrc(imageID, txtID, prefix)
{
	if (document.layers) // NN4+
	{
		var val = document.layers[txtID].value;
		document.layers[imageID].src == prefix+val;
	}
	else if (document.getElementById)
	{
		var txt = document.getElementById(txtID);
		var obj = document.getElementById(imageID);
		obj.src = prefix+txt.value;
	}
	else if (document.all)
	{
		var val = document.all[txtID].value;
		document.all[imageID].src = prefix+val;
	}
}

function processLinks()
{
	if (!document.getElementsByTagName) return;
	var anchors = document.getElementsByTagName("a");
	for (var i=0; i<anchors.length; i++) {
		var anchor = anchors[i];
		if (anchor.getAttribute("href") && anchor.getAttribute("rel") == "external") {
				anchor.target = "_blank";
		}
	}
}