function news(id) {
	openWin = window.open('scheda_news.php?id='+id,'scheda',"toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizeable=0,width=620, height=500")
	if (openWin.opener == null){
		openWin.opener = self;
	}
	openWin.focus();
}
function prodotto(cod) {
	openWin = window.open('scheda_prodotto.php?cod='+cod,'scheda',"toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizeable=0,width=620, height=500")
	if (openWin.opener == null){
		openWin.opener = self;
	}
	openWin.focus();
}
function txt_focus(obj, txt)
{
	if (obj.value == txt)
		obj.value = "";
}
function txt_blur(obj, txt)
{
	if (obj.value == "")
		obj.value = txt;
}