vanaf1979

function find( selector , context = null )
{
    return ( context || document ).querySelector( selector );
}

vanaf1979

function findAll( selector , context = null )
{
    return ( context || document ).querySelectorAll( selector );
}

vanaf1979

function wrap( ellement , wrapper )
{
    ellement.parentNode.insertBefore( wrapper , ellement )
    wrapper.appendChild( ellement )
}

vanaf1979

function parseBool( value )
{
  return value == "true" || value == true || value == 1 ? true : false;
}

vanaf1979

function inArray( needle , haystack )
{
    for( var i = 0 ; i < haystack.length ; i++ )
    {
        if( haystack[i] == needle ) return i;
    }
    return -1;
}

vanaf1979

function loop( list , callback )
{
  for ( var i = 0 ; i < list.length ; i++ )
  {
    callback( list[i] );
  }
}

vanaf1979

function setCookie( name , value , days )
{
    var d = new Date;
    d.setTime( d.getTime() + 24 * 60 * 60 * 1000 * days );
    document.cookie = name + "=" + value + ";path=/;expires=" + d.toGMTString();
}

vanaf1979

function getCookie( name )
{
    var v = document.cookie.match( '(^|;) ?' + name + '=([^;]*)(;|$)' );
    return v ? v[2] : null;
}

vanaf1979

function deleteCookie( name )
{
  setCookie( name, '' , -1 );
}

vanaf1979

function addEvent( ellement , type , callback )
{
  if ( ellement.attachEvent )
  {
    ellement.attachEvent( 'on' + type , callback );
  }
  else
  {
    ellement.addEventListener( type , callback );
  }