function login(){
document.formlogin.submit();
}

/////////////////////////////////////////////////////////
function abreJanela(theURL,winName,features,larg,alt) { 
if (!larg)
	larg  = 600;// document.body.offsetWidth - 100;
if (!alt)
	alt = 350; //larg / 1.5;
pos1 = (top.document.body.offsetWidth - larg) /2;
pos2 = ((top.document.body.offsetHeight - alt) /2 ) + 80;

if (!features)
	 features = 'toolbar=no,location=no,directories=no,status=yes,menubar=no,scrollbars=yes,resizable=yes,top='+ pos2 +',left=' +pos1 + ',screenY='+pos2+',screenX='+ pos1 +',width='+ larg + ',height=' +alt;
	 

  window.open(theURL,winName,features);
}

function ajuda(){
	abreJanela('ajuda.php','help','','420','320');
}