// JavaScript Document
var curPageImage;
function over (obj)
{

	sPath = obj.src;
	
	if ( sPath.indexOf("_o") != -1 )
	{
		curPageImage = sPath;
		return;	
	}

	sPath = sPath.replace(".gif","_o.gif");	
	obj.src = sPath;
}
function out (obj)
{
	sPath = obj.src;
	if ( sPath.indexOf(curPageImage) != -1 )
	{
		return;
	}
	sPath = sPath.replace("_o.gif",".gif");	
	obj.src = sPath;
}