function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeText(elementname, newtext)
{
	document.getElementById(elementname).innerHTML = newtext;
}	
								
function changeImages()	{
	if (document.images	) {
		for	(var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src	= changeImages.arguments[i+1];
		}
	}
}


function changeHref(elementid, href)
{
	document.getElementById(elementid).href = href;
}	
 function display(id)
{
      var featureDiv = document.getElementById(id);
      featureDiv.style.display = "block";
}

function hide(id)
{
      var featureDiv = document.getElementById(id);
      featureDiv.style.display = "none";
     
}


function changeAlt(elementid, alt)
{
	document.getElementById(elementid).alt = alt;
}