function showhide() {
	for(i=0;i < showhide.arguments.length;i++){
		o_showhide = document.getElementById(showhide.arguments[i])
		s_showhide = (o_showhide.style.display!="") ? o_showhide.style.display : "none";
		o_showhide.style.display = (s_showhide=="none") ? (o_showhide.nodeName=="SPAN") ? "inline" : "block" : "none";
	}
}