// Includes

function sbInsertSmiley(sign,box)
{
obj = document.getElementById(box);

if(obj.value == 'Message')
    {
        obj.value = '';
    }
    obj.value = obj.value +" "+sign+" ";
}

function clearField(field)
{
  if(field.value == field.defaultValue) {
    field.value = "";
  }
}
function checkField(field)
{
  if(field.value == "") {
    field.value = field.defaultValue;
  }
}
ie4 = (document.all)? true:false

// Cookie Speichern
function createCookie(name,value,expire)
{
	var exp = new Date();
  	exp.setTime(exp.getTime() + expire);
	document.cookie = name + "=" + value +"; expires=" + exp.toGMTString();
}

// Cookie auslesen 
function getCookie(cookieName)
{
	cookieName += "=";
	var nameLength = cookieName.length;
	var cookieLength = document.cookie.length;
	var cookieStart = 0;
	
	while ( cookieStart < cookieLength )
	{
		var pos = cookieStart + nameLength;
		
		if( document.cookie.substring(cookieStart, pos) == cookieName)
		{
			return getContent(pos);
		}
		cookieStart = document.cookie.indexOf(" ", cookieStart ) + 1;
		if(cookieStart == 0)
		{
			break;
		}
	}
return false;
}
// Inhalt auslesen
function getContent(pos)
{
	var end = document.cookie.indexOf(";", pos);
	
	if(end == -1)
	{
		end = document.cookie.length;
	}
	return unescape(document.cookie.substring(pos,end));
}

/**
 * Entfernt Leerzeichen am Stringanfang und am Stringende
 *
 * Entfernt ueberfluessige Lerzeichen und Zeilenumbruecke
 * am Anfang und am Ende eines uebergebenen String.
 *
 * @since   newsReporter  1.0
 * @param   string  s     Zeichenkette
 * @return  string        Zeichenkette ohne Leerzeichen am Anfang und Ende
 */

function trim(s) {
  while ((s.substring(0,1) == ' ') || (s.substring(0,1) == '\n') || (s.substring(0,1) == '\r')) {
    s = s.substring(1,s.length);
  }
  while ((s.substring(s.length-1,s.length) == ' ') || (s.substring(s.length-1,s.length) == '\n') || (s.substring(s.length-1,s.length) == '\r')) {
    s = s.substring(0,s.length-1);
  }
  return s;
}

/**
 * Ueberpruefung von Eingabewerten
 *
 * Ueberprueft eingegebene Werte beim Bearbeiten von Kommentaren.
 *
 * @since  newsReporter  1.0
 * @param  object  form  Formular
 * @see    commentPostCheck()
 */

function checkInputs(form,val) {
  var errors = '';
  var retVal = '';
      // Namen kontrollieren
      if(trim(form.elements[val+'0'].value) == '' || trim(form.elements[val+'0'].value) == 'Name'  )
      {
            errors += 'A name is required!\n';
      }
                  if(trim(form.elements[val+'3'].value) == '' || trim(form.elements[val+'3'].value) == 'Message')
            {
                   errors += 'A message is required!\n';
            }
      
      if(errors)
      {
            alert('Following error/s has/have occurred:\n\n'+errors);
      }
  document.retVal = (errors == '');
}

/**
 * Ueberpruefung einer Emailadresse auf Gueltigkeit
 *
 * @since   newsReporter         1.0
 * @param   string  mailadresse  Emailadesse
 * @return  boolean              gueltig oder nicht gueltig
 */

function validEmail(mailadresse) 
{
  var legalEmail    = /^([0-9a-z_&.+-]+!)*[0-9a-z_&.+-]+@(([0-9a-z]([0-9a-z-]*[0-9a-z])?\.)+[a-z]{2,4}|([0-9]{1,3}\.){3}[0-9]{1,3})$/;
  var illegalEmail = /^(((postmaster|root|hostmaster|mailer-daemon|webmaster)@(knusperleicht|prelax)\.com)|.*@(.*\.(knusperleicht|prelax)\.com|localhost\.com|127\.0\.0\.1))$/;
  
  if(legalEmail.test(mailadresse) && !illegalEmail.test(mailadresse)) {
    return true;
  }
  return false;
}

/**
 * Blinkender Name für die Shoutbox
 */
function flash()  {
    for(i=0; i<document.getElementsByTagName("div").length; i++)  {
        if(document.getElementsByTagName("div")[i].style.visibility != "hidden")  {
            if(document.getElementsByTagName("div")[i].id == "sbBlink"){
	            document.getElementsByTagName("div")[i].style.visibility = "hidden";
            }
        } else {
            if(document.getElementsByTagName("div")[i].id == "sbBlink")  { 
	            document.getElementsByTagName("div")[i].style.visibility = "visible";
    	    }
	    }
    }
window.setTimeout(flash, 1000, true);
}
window.onload = flash;