var agent=navigator.userAgent.toLowerCase();
var is_iphone = (agent.indexOf('iphone')!=-1);
if (is_iphone) {

var cssLocation = "css/styles_iphone.css";
function getCss(){
  // CSS für IEs nachladen
  if(document.createStyleSheet) document.createStyleSheet(cssLocation);
    // CSS für Mozilla, Netscape, Opera nachladen
  else{
    var objStyle = document.createElement("style");
    var objText = document.createTextNode("@import url("+cssLocation+") screen;");
    objStyle.appendChild(objText);
    document.getElementsByTagName("head")[0].appendChild(objStyle);
  }
}

window.onload=getCss;

// alert('Sie benutzen ein iPhone zum Betrachten der Seiten. Die Unterstützung hierfür ist in Kürze verfügbar.'); 

var myLinks = document.getElementsByTagName('a');
for(var i = 0; i < myLinks.length; i++) {
   myLinks[i].addEventListener("touchstart", function(){this.className = "ihover";}, false);
   myLinks[i].addEventListener("touchend", function(){this.className = "";}, false);
}

var myLines = document.getElementsByTagName('li');
for(var i = 0; i < myLines.length; i++) {
   myLines[i].addEventListener("touchstart", function(){this.className = "ihover";}, false);
   myLines[i].addEventListener("touchend", function(){this.className = "";}, false);
}

}