var bJava = ( document.images );
if ( bJava )

{

seshortOff = new Image();
seshortOff.src = "../images/articlesnav/seshort.gif";

seshortOn = new Image();
seshortOn.src = "../images/articlesnav/seshort_on.gif";

stshortOff = new Image();
stshortOff.src = "../images/articlesnav/stshort.gif";

stshortOn = new Image();
stshortOn.src = "../images/articlesnav/stshort_on.gif";

ipshortOff = new Image();
ipshortOff.src = "../images/articlesnav/ipshort.gif";

ipshortOn = new Image();
ipshortOn.src = "../images/articlesnav/ipshort_on.gif";

mmrshortOff = new Image();
mmrshortOff.src = "../images/articlesnav/mmrshort.gif";

mmrshortOn = new Image();
mmrshortOn.src = "../images/articlesnav/mmrshort_on.gif";



}


function On( imgName) 
{
	if ( bJava )
	{
		img = eval( imgName + "On.src");
		document[imgName].src = img;  
	}
}
function Off( imgName) 
{
	if ( bJava )

	{
		img = eval( imgName + "Off.src");
		document[imgName].src = img; 
	}
}