var isNav;

// on load, run this
function doLoad() {

    //MM_reloadPage(true);
    isNav = (navigator.appName.indexOf("Netscape") !=-1);

    //register event listeners
    //document.onkeypress = getKey;
    if (isNav)
    {
        document.captureEvents(Event.KEYPRESS);
        document.LoginForm.password.onkeypress = getKey;
        document.LoginForm.username.onkeypress = getKey;
    }
    else
    {
        document.onkeypress = getKey; //Bug 10331785
    }

}



//registered event listener, passes all key ASCII values to checkKey method
function getKey(keyStroke) {
    keyHit = (isNav) ? keyStroke.which : event.keyCode;
    whichKey = String.fromCharCode(keyHit).toLowerCase();
    checkKey(keyHit);
}

//if this method is passed the return key (13) char, then do a login
function checkKey(key) {
  if (key=="13")
  {
    doLogin(document.LoginForm);
  }
}






// check if username or password is null
function isEmpty(form) {
    var username = form.username.value;
    var password = form.password.value;
     if (username == "" || password == "") {
        document.getElementById('required').className = "error-show";
        document.getElementById('readerunamerequired').className = "error-show";
        document.getElementById('readerpwdrequired').className = "error-show";
        try
        {
            document.getElementById('errormsg').className = "error-hide";
            document.getElementById('readerunameerrormsg').className = "error-hide";
            document.getElementById('readerpwderrormsg').className = "error-hide";
        }
        catch (err)
        {
        }
        setFocus();
        return true;
    }
}

//perform a login for the LoginForm
function doLogin(form) {
    // check if username or password is null
    if (isEmpty(form)) {
        return;
    }
    
//    This method can be used to check for special charecteristics when such a 
//    requirement comes up.
//    if (!isValidUsername(form)) {
//        return;
//    }

    //obfuscation of vars
    //form.uname.value = form.username.value;
    //form.pwd.value = (form.pwd.value == "") ? form.password.value : form.pwd.value;   //this line is required for IE5.5, which fires doLogin twice.
    //form.username.value = "";
    //form.password.value = "";

    form.submit();
    return false;
}
// function to strip crossSite script in URLs
function stripHTML()
{
	var orgURL=location.href;
	var tempURL=orgURL;
	orgURL.replace(/[\"\'][\s]*javascript:(.*)[\"\']/g, "\"\"");
    orgURL = orgURL.replace(/%22%3E%3Cscript(.*)/g, "");
	orgURL = orgURL.replace(/script(.*)/g, "");
	orgURL = orgURL.replace(/eval\((.*)\)/g, "");
	if(tempURL.length!= orgURL.length)
      location.href=orgURL;

}

// set the focus on password field if username exists
function setFocus()
{  
    var username = document.LoginForm.username.value;
          
    if(username != null && username != "")
    {
      document.LoginForm.password.focus();
    }
    else
    {
      document.LoginForm.username.focus();
    }
}
//-->