// JavaScript Document

// ShowHide() works with IE 4.0+ and Netscape 7.0
function ShowHide(divId) {
  var id = document.getElementById(divId);
  var id2 = document.getElementById(divId+"a");
  if (id2.style.display == "none") {
    eval("id2.style.display = 'block'");
  }  else {
    eval("id2.style.display = 'none'");
  }
  
  if (id.style.display == "block") {
    eval("id.style.display = 'none'");
  }  else {
    eval("id.style.display = 'block'");
  }
}

function sannr(formid){
  var nafn = formid.netf.value;
  var pass = formid.passw.value;
  if(nafn.length < 3) {
    alert("slįšu inn netfang ");
	  formid.netf.select();
	  formid.netf.focus();
	  return false;
  }
  if(pass.length < 3) {
    alert("slįšu inn lykilorš ");
	  formid.passw.select();
	  formid.passw.focus();
	  return false;
  }
  return true;
}