// JavaScript Document
function moreinfo() { if(this.document.all.moreinfo.style.display=="none")
(this.document.all.moreinfo.style.display="block") ;else 
(this.document.all.moreinfo.style.display="none") ; }


function submitLogin(f) {

    if(f == undefined) return alert("Form undefined!");

    if(f["username"].value == "") {

	alert("Please insert a valid login");
	return false;

    }

    if(f["password"].value == "") {

	alert("Please insert a password");
	return false;
	
    }

    return f.submit();

}