<!--

browser = "ie";
if (document.layers) browser = "n4";

//
// function rollover
//
// this function allow to make a rollOver on an image
// it's compatible with layers
// for a simple rollOver ( without layer ), declaration : rollOver(nameImg)
// for a complex rollOver ( with layer ), declaration : 	rollOver( nameImg , nameLay )
//
function rollOver()
{

   tmpVar = rollOver.arguments;
	nameImg = tmpVar[0];

	path = document;

	// test if ns
	if ( browser == "n4" && tmpVar.length>1){

		nameLay = tmpVar[1];
		path = document.layers[nameLay].document;
		
	}
	var currentImg = path.images[ nameImg ].src;
	var typeImg = currentImg.substring( currentImg.lastIndexOf('.') , currentImg.length );
	var pathImg = currentImg.substring( 0 , currentImg.lastIndexOf('/')+1 );
	currentImg = currentImg.substring( (currentImg.lastIndexOf('/') + 1 ) , currentImg.lastIndexOf('.') );

	if ( currentImg.substring( currentImg.length - 2 , currentImg.length ) == 'On' )
	{
		currentImg = currentImg.substring( 0 , currentImg.length - 2 );
		path.images[ nameImg ].src = pathImg+currentImg+typeImg;
	}
	else
	{	
		path.images[ nameImg ].src = pathImg+currentImg+"On"+typeImg;
	}
}

//-->