/******************************************************
  * jQuery plug-in
  * Easy Pinned Footer
  * Developed by J.P. Given (http://johnpatrickgiven.com)
  * Useage: anyone so long as credit is left alone
******************************************************/
(function($) {
  // plugin definition
  // User-Agent-String auslesen
  var UserAgent = navigator.userAgent.toLowerCase();
  var isNormal = true;

  // User-Agent auf gewisse Schlüsselwörter prüfen
  if(UserAgent.search(/(iphone|ipod|opera mini|fennec|palm|blackberry|android|symbian|series60)/)>-1){
    // mobiles Endgerät
    //alert("Du bist mit einem Smartphone online");
    isNormal = false;
  }
  else{
    // kein mobiles Endgerät (PC, Tablet, etc.)
    //alert("NORMAL");
  }
//alert(isNormal);
  $.fn.pinFooter = function(options) {
    if (isNormal == true) {
      // Get the height of the footer and window + window width
      var wH = $(window).height();
      var wW = getWindowWidth();
      var fH = $(this).outerHeight(true);
      var bH = $("body").outerHeight(true);
      var mB = parseInt($("body").css("margin-bottom"));

      if (options == 'relative') {
        if (bH > getWindowHeight()) {
          $(this).css("position","absolute");
  //        $(this).css("width",wW + "px");
          $(this).css("top",bH - fH + "px");
          $("body").css("overflow-x","hidden");
        } else {
          $(this).css("position","fixed");
  //        $(this).css("width",wW + "px");
          $(this).css("top",wH - fH + "px");
        }
      } else { // Pinned option
        // Set CSS attributes for positioning footer

        $(this).css("position","fixed");
  //      $(this).css("width",wW + "px");
        //$(this).css("top",wH - fH + "px");
        if (bH < wH) {
          $(this).css("top",bH - fH + "px");
        } else {
          $(this).css("top",wH - fH + "px");
        }
        $("body").css("height",(bH + mB) + "px");
      }
    }
  };

  // private function for debugging
  function debug($obj) {
    if (window.console && window.console.log) {
      window.console.log('Window Width: ' + $(window).width());
      window.console.log('Window Height: ' + $(window).height());
    }
  };

  // Dependable function to get Window Height
  function getWindowHeight() {
    var windowHeight = 0;
    if (typeof(window.innerHeight) == 'number') {
      windowHeight = window.innerHeight;
    }
    else {
      if (document.documentElement && document.documentElement.clientHeight) {
        windowHeight = document.documentElement.clientHeight;
      }
      else {
        if (document.body && document.body.clientHeight) {
          windowHeight = document.body.clientHeight;
        }
      }
    }
    return windowHeight;
  };

  // Dependable function to get Window Width
  function getWindowWidth() {
    var windowWidth = 0;
    if (typeof(window.innerWidth) == 'number') {
      windowWidth = window.innerWidth;
    }
    else {
      if (document.documentElement && document.documentElement.clientWidth) {
        windowWidth = document.documentElement.clientWidth;
      }
      else {
        if (document.body && document.body.clientWidth) {
          windowWidth = document.body.clientWidth;
        }
      }
    }
    return windowWidth;
  };
})(jQuery);