//global variables that can be used by ALL the function son this page.
var inputs;
var imgFalse = 'bilder/false.png';
var imgTrue = 'bilder/true.png';

function openFaqLogin() {
    faq = window.open('/faqlogin.php', 'FAQ', 'width=600,height=350,scrollbars=yes');
    faq.focus();
}

// Menü
$(document).ready(function() {
    $("ul#menu li a").mouseover(function(){
        $(this).parent().children("img").show();
    });
    $("ul#menu li a").mouseout(function(){
        $("ul#menu li img").hide();
    });
});


//this function runs when the page is loaded, put all your other onload stuff in here too.
function init() {
        replaceChecks();
}

function replaceChecks() {

        //get all the input fields on the page
        inputs = document.getElementsByTagName('input');

        //cycle trough the input fields
        for(var i=0; i < inputs.length; i++) {

                 //check if the input is a checkbox
                 if(inputs[i].getAttribute('type') == 'checkbox') {

                          //create a new image
                          var img = document.createElement('img');

                          //check if the checkbox is checked
                          if(inputs[i].checked) {
                                   img.src = imgTrue;
                          } else {
                                   img.src = imgFalse;
                          }

                          //set image ID and onclick action
                          img.id = 'checkImage'+i;
                          //set image
                          img.onclick = new Function('checkChange('+i+')');
                          //place image in front of the checkbox
                          inputs[i].parentNode.insertBefore(img, inputs[i]);

                          //hide the checkbox
                          inputs[i].style.display='none';
                 }
        }
}

//change the checkbox status and the replacement image
function checkChange(i) {

        if(inputs[i].checked) {
                 inputs[i].checked = '';
                 document.getElementById('checkImage'+i).src=imgFalse;
        } else {
                 inputs[i].checked = 'checked';
                 document.getElementById('checkImage'+i).src=imgTrue;
        }
}

window.onload = init;