window.onload = externalLinks;


function mostra ( numero ) {
	document.getElementById( 'novetats' + numero ).style.display="block";
	return true;
}

function amaga ( numero ) {
	document.getElementById( 'novetats' + numero ).style.display="none";
	return true;
}



function externalLinks()
{
	var objCurrent, objReplacement;

	if (document.getElementsByTagName)
	{
		var objAnchors = document.getElementsByTagName('a');
		for (var iCounter=0; iCounter<objAnchors.length; iCounter++)
		{
			if (objAnchors[iCounter].getAttribute('href') &&objAnchors[iCounter].getAttribute('rel') == "extern")
			{
				objAnchors[iCounter].onclick = function(event){return launchWindow(this, event);}
				objAnchors[iCounter].onkeypress = function(event){return launchWindow(this, event);}
			
				if (document.replaceChild)
				{
					objCurrent = objAnchors[iCounter].firstChild;
					if (objCurrent.nodeType == 3) // Text node
					{
						objReplacement = document.createTextNode(objCurrent.data);
						objAnchors[iCounter].replaceChild(objReplacement, objCurrent);
					}
					else if (objCurrent.alt) // Current element is an image
					{
					objReplacement = objCurrent;
					objReplacement.alt = objCurrent.alt + " (obre en finestra nova)";
					try
					{
						objAnchors[iCounter].replaceChild(objReplacement, objCurrent);
					}
					catch(e){}
					}
				}
			}
		}
	}
}

function launchWindow(objAnchor, objEvent)
{
	var iKeyCode;

	if (objEvent && objEvent.type == "keypress")
	{
		if (objEvent.keyCode)
			iKeyCode = objEvent.keyCode;
		else if (objEvent.which)
			iKeyCode = objEvent.which;

		if (iKeyCode != 13 && iKeyCode != 32)
		return true;
	}

	return !window.open(objAnchor);
}