// Place your application-specific JavaScript functions and classes here
// This file is automatically included by javascript_include_tag :defaults

function nextPage(id, page){
    elem = document.getElementById(id+"_page_"+(page-1));
    elem.style.display="none";
    elem = document.getElementById(id+"_page_"+page);
    elem.style.display="inline";

}

function prevPage(id, page){
    hide = page;
    hide++;
    elem = document.getElementById(id+"_page_"+(hide));
    elem.style.display="none";
    elem = document.getElementById(id+"_page_"+page);
    elem.style.display="inline";

}

function switchImage(elem, state){
    elem.src = "/images/"+elem.id + state+".gif";
}

function createParty(){
    elem = document.getElementById('user_readTermsOfUse');
    if (elem.checked=='1'){
        document.getElementById('createParty').action = "/party/create/";
        document.getElementById('createParty').submit();
    } else {
        alert(unescape('Bitte best%E4tige, dass du die Nutzungsbedingungen gelesen hast und sie akzeptierst.'));
    }
}

function increaseNumericValue(id){
    elem = document.getElementById(id);
    if (elem != null){
        elem.value = parseInt(elem.value) + 1;
    }
}

function decreaseNumericValue(id){
    elem = document.getElementById(id);
    if (elem != null && elem.value > 0){
        elem.value = parseInt(elem.value) - 1;
    }
}