function nextStep1(){
    label_form.todo.value="step2";
    if (label_form.chose_template.checked){
        label_form.chosen_template.value="2";
    }
    else{
        label_form.chosen_template.value="1";
    }
    if (label_form.chosen_template.value == "2" && label_form.image_path.value==""){
        if(label_form.image_file.value == ""){
            alert("You must choose an image");
        }
        else if (label_form.image_file.value.substr(label_form.image_file.value.length-4).toLowerCase( ) != ".jpeg" &&
                 label_form.image_file.value.substr(label_form.image_file.value.length-4).toLowerCase( ) != ".jpg" &&
                 label_form.image_file.value.substr(label_form.image_file.value.length-4).toLowerCase( ) != ".gif" ){
            alert("An image must be of GIF or JPEG format");
        }
        else{
            label_form.submit();
        }
    }
    else if (label_form.chosen_template.value == "2" && label_form.image_path.value!=""){
        label_form.submit();
    }
    else{
        label_form.image_path.value="";
        label_form.submit();
    }
}

function backStep1(){
    label_form.todo.value="general";
    label_form.submit();
}

function nextStep2(){
    label_form.todo.value="step3";
    label_form.posted.value="posted";
    label_form.line1.value="";
    label_form.line2.value="";
    label_form.line3.value="";
    label_form.line4.value="";
    label_form.line5.value="";
    for (var i=0; i<label_form.lineList.options.length; i++){
        label_form.all["line"+(i+1)].value=label_form.lineList.options.item(i).value;
    }
    label_form.submit();
    /*if (label_form.chose_template.value == "2" && label_form.image_path.value==""){
        if(label_form.image_file.value == ""){
            alert("You must choose an image");
        }
        else if (label_form.image_file.value.substr(label_form.image_file.value.length-4).toLowerCase( ) != ".jpeg" &&
                 label_form.image_file.value.substr(label_form.image_file.value.length-4).toLowerCase( ) != ".jpg" &&
                 label_form.image_file.value.substr(label_form.image_file.value.length-4).toLowerCase( ) != ".gif" ){
            alert("An image must be of GIF or JPEG format");
        }
        else{
            label_form.submit();
        }
    }
    else{
        label_form.submit();
    }*/
}

function backStep2(){
    label_form.todo.value="step1";
    label_form.submit();
}

function nextStep3(){
    label_form.todo.value="step4";
    label_form.submit();
}

function backStep3(){
    label_form.todo.value="step2";
    label_form.submit();
}

function setTodo(newTodo){
    label_form.todo.value=newTodo;
}

function showImage(){
    if (label_form.chose_template.checked){
        image_div.style.display="block";
    }
    else{
        image_div.style.display="none";
    }
}

function addLine(input, select){
    if (input.value==""){
        alert("Line can't be blank");
    }
    else if (select.options.length==5){
        alert("You can add maximum 5 lines");
    }
    else{
        var oOption = document.createElement("OPTION");
        oOption.text=input.value;
        oOption.value=input.value;
        select.options.add(oOption);
    }
}

function deleteLine(select){
    for (var i=0; i<select.options.length; i++){
        if (select.options.item(i).selected){
            select.options.remove(i);
            break;
        }
    }
}

function  fillLineList(select){
    var oOption;
    for (var i=1; i<=5; i++){
        if (label_form.all["line"+i].value!=""){
            oOption = document.createElement("OPTION");
            oOption.text=label_form.all["line"+i].value;
            oOption.value=label_form.all["line"+i].value;
            select.options.add(oOption);
        }
    }
}

function historyBack(){
    label_form.todo.value="general";
    label_form.submit();
}

function showPrevOrder(){
    var pOrder = getPrevOrder();
    if (pOrder==null){
        label_form.previewButton.file="";
        label_form.previewButton.disabled=true;
        label_form.useButton.disabled=true;
    }
    else{
        label_form.previewButton.file=pOrder.file;
        label_form.previewButton.disabled=false;
        label_form.useButton.disabled=false;
    }
}

function getPrevOrder(){
    for (var i=0; i<label_form.prev_order.options.length; i++){
        if (label_form.prev_order.options.item(i).selected){
            return label_form.prev_order.options.item(i);
        }
    }
    return null;
}

function useLabel(){
    label_form.todo.value="step1";
    label_form.posted.value="posted";

    var pOrder = getPrevOrder();
    if (pOrder!=null){
        label_form.company_name.value = pOrder.company;
        label_form.address.value = pOrder.address;
        label_form.telernumber.value = pOrder.telernummer;
        label_form.phone.value = pOrder.phone;

        if (pOrder.show_inhoud!= null && pOrder.show_inhoud=='t')
            label_form.inhoud.value = "true";
        else
            label_form.inhoud.value = "";

        if (pOrder.show_lengte!= null && pOrder.show_lengte=='t')
            label_form.lengte.value = "true";
        else
            label_form.lengte.value = "";

        if (pOrder.show_kwaliteit!= null && pOrder.show_kwaliteit=='t')
            label_form.kwaliteit.value = "true";
        else
            label_form.kwaliteit.value = "";

        if (pOrder.show_auction_name!= null && pOrder.show_auction_name=='t')
            label_form.auction_name.value = "true";
        else
            label_form.auction_name.value = "";

        label_form.line1.value = pOrder.line1;
        label_form.line2.value = pOrder.line2;
        label_form.line3.value = pOrder.line3;
        label_form.line4.value = pOrder.line4;
        label_form.line5.value = pOrder.line5;
        label_form.image_path.value = pOrder.image_path;
        label_form.size_id.value = pOrder.size_id;
        label_form.color_id.value = pOrder.color_id;
        if(pOrder.image_path==null || pOrder.image_path==""){
            label_form.chosen_template.value = 1;
            label_form.template_id.value = 1;
        }
        else{
            label_form.chosen_template.value = 2;
            label_form.template_id.value = 2;
        }

        label_form.pdf_name.value = pOrder.pdf_name;
        label_form.submit();
    }

}

function resizeImg(im1){
    if (im1.height>im1.width)
        im1.style.height=100;
    else
        im1.style.width=160;
}

function useBack(){
    label_form.todo.value="general";
    label_form.posted.value="";
    label_form.submit();
}