var homepage = "http://morosystems.com";  //homepage

//setAsHomepage, favorites

function addFavorite(addUrl, addTitle) {
  if (document.all) {
    window.external.AddFavorite(addUrl, addTitle);
    return false;
  } 
  return false;
}

function setAsHomepage() {
   if (checkBrowser("msie")) {
     document.body.style.behavior='url(#default#homepage)';
     document.body.setHomePage(homepage);
   } 
}

function checkBrowser(string) {
  var detect = navigator.userAgent.toLowerCase();
  var place = detect.indexOf(string) + 1;
  return place;
}


function deleteInputDefaultValue(elm) {
  elm.value = "";
}