function fenetre(URL,NOM,LARG,HAUT)
	{
	popup = window.open(URL,NOM,'width=' + LARG + ',height=' + HAUT + ',status=1')
	}
	
function scroll(URL,NOM,LARG,HAUT)
	{
	if (window.fenetre_scroll){fenetre_scroll.close();};
	fenetre_scroll = window.open(URL,NOM,'scrollbars=1,toolbar=0,location=0,status=0,menubar=0,width=' + LARG + ',height=' + HAUT + 'scrollbars=1');
	}

function textepardefaut(formname,field,defvalue,status) {
	myfield = eval("document."+formname+"."+field)
	if (status=="blur") {
		if (myfield.value == '') myfield.value=defvalue;
	}else{
		if (myfield.value == defvalue) myfield.value='';
	}
}