function Rimetto(a, obj) {
			if(obj.value.length==0){
				if(a.toUpperCase()== 'PASSWORD' & (document.form_login.user.value.length==0 | document.form_login.user.value.toUpperCase()=='USERNAME')){
					obj.value = a;
				} else {
					if(a.toUpperCase()== 'USERNAME'){
						obj.value = a;
						document.form_login.pass.value = 'Password';
					}
				}
			}
		}