//* ---------- Newsletter Einstellungen ---- */
var checkboxState = true;

function toggleCheckboxes() {
   
inputnodes= document.getElementById('newsletterOptions').getElementsByTagName('input');
var i = 0;
if(checkboxState)  {
   while(i+1<inputnodes.length) {
      inputnodes[i].setAttribute('disabled','disabled');
      i++;
   }
   checkboxState = false;
} else {
   while(i+1<inputnodes.length) {
      inputnodes[i].removeAttribute('disabled');
      i++;
   }
   checkboxState = true;
}
}




//* ---------- Browser Weiche ---- */
function checkBrowserName(name){
    var agent = navigator.userAgent.toLowerCase();
    if (agent.indexOf(name.toLowerCase())>-1) {
      return true;
    }
    return false;
  }


var OSName="Unknown OS";
if (navigator.appVersion.indexOf("Win")!=-1) OSName="Windows";
if (navigator.appVersion.indexOf("Mac")!=-1) OSName="MacOS";
if (navigator.appVersion.indexOf("X11")!=-1) OSName="UNIX";
if (navigator.appVersion.indexOf("Linux")!=-1) OSName="Linux";



$(document).ready(function() {
    

var children = $('#main_navi li'); 
 var itemSpace = 0; 
 children.each(function(){ 
  itemSpace += $(this).width(); 
 }); 
  var margin = Math.floor((($('#main_navi').width() - itemSpace) / (children.size() - 1))/ 2 - 2 ) ; 
  
  if(OSName == 'Windows' && checkBrowserName('firefox')){

	  margin = margin + 0;


	}
  if(OSName == 'UNIX' && checkBrowserName('firefox')){
	  margin = margin - 1 ;
	}
  
  //alert(OSName);
  
  
  
  children.each(function(){ 
   
   $(this).css('padding-left', margin); 
   $(this).css('padding-right', margin); 
   $(this).css('margin', 0 );
   /*  if(item == 0) { 
   	$(this).css('padding-left', 0); 
   } */
 }); 




});