function toggleParagraph(paragraphId, override)
{
	layerObj = document.getElementById("paragraph_"+paragraphId);
	imageObj = document.getElementById("paragraph_"+paragraphId+"_image");
	
	if(override != -1)
	{
		if(override == 1)
		{
			layerObj.style.visibility = 'hidden';
			layerObj.style.position = 'absolute';
			layerObj.style.dislay = 'none';
			imageObj.src = './images/plus.gif';
		}
		else
		{
			layerObj.style.visibility = 'visible';
			layerObj.style.position = 'relative';
			layerObj.style.display = 'inline';
			imageObj.src = './images/minus.gif';
		}
	}
	else
	{
		if(layerObj.style.visibility == 'visible')
		{
			layerObj.style.visibility = 'hidden';
			layerObj.style.position = 'absolute';
			layerObj.style.dislay = 'none';
			imageObj.src = './images/plus.gif';
		}
		else
		{
			layerObj.style.visibility = 'visible';
			layerObj.style.position = 'relative';
			layerObj.style.display = 'inline';
			imageObj.src = './images/minus.gif';
		}
	}
}