var sel_item="";var last_path="";function SwapImage(ImageName,ImageFile){	if(ImageName!=sel_item)	{		Image1=new Image(135,20);		Image1.src = ImageFile;		if(document.images)		{			document.images[ImageName].src = Image1.src;		}	}	return true;}function select(ImageName,non_sel){	if(sel_item!="")	{	Image0=new Image(135,20);	Image0.src = last_path;	document.images[sel_item].src = Image0.src;	}	last_path=non_sel;			sel_item=ImageName;}