function get(name_control){
    	if (eval("document.PartnerAreaForm." + name_control + ".value") == "")
			return false;
	    else
			return true;
}
	
function checklogin(){
	if (get('user') == false){
		alert('Sorry, field User is mandatory');
		document.PartnerAreaForm.user.focus();
		return;
	}
	if (get('password') == false){
		alert('Sorry, field Password is mandatory');
		document.PartnerAreaForm.password.focus();
		return;
	}
	else
		document.PartnerAreaForm.submit();
}