[Wiki] How to Update all input button price value using jquery

class=" cahnageableEle m_check checkbox_feat"

<?php
 
/*foreach($resa1 as $data){
 
    $data12= CJSON::decode($data->critearea);
    p($data12,0);
 
}*/
if(isset($model) && !empty($model))
{
    ?>
 
    <?php   
    foreach ($model as $critarea)
    {   
    ?>
 
    <div class="control-group">
        <label class="control-label" for="VkPackage_feature"><?php echo $critarea['title'];?></label>
 
        <div class="controls">
        <?php 
 
        $first=0;
        $last=count($critarea['values']);
        foreach ($critarea['values'] as $elements)
        {
 
            if($critarea['price_type']==1)
                $price=$elements['price']."%";
            else 
                $price=$elements['price'];
 
            $first++;
            if($critarea['opt_type']=="checkbox")
            {
                ?>
                <label class="checkbox criteria_opt" title="">                                  
                    <span class="feature_check">
                        <input type="checkbox" id="check_<?php echo $elements['chRowIndex'];?>" class=" cahnageableEle m_check checkbox_feat" data-price="<?php echo $price;?>" name="VkFeatures[Features][<?php echo $feature_id;?>][critearea_opt][<?php echo $critarea['rowIndex']?>][checkbox][<?php echo $elements['chRowIndex']?>]" value="<?php echo $elements['chRowIndex'];?>">
                    </span>
                    <?php echo $elements['title'];?>    
                    <span class="feature_price"><?php echo UtilityHtml::priceFormat($elements['price'],true);?></span>          
                </label>
                <?php 
            }
 
            if($critarea['opt_type']=="radio")
            {
                ?>
                <label class="radio criteria_opt" title="">
                    <span><input type="radio" class=" cahnageableEle radiocri radio_<?php echo $feature_id;?>" data-price="<?php echo $price;?>" id="radio_<?php echo $elements['chRowIndex'];?>" name="VkFeatures[Features][<?php echo $feature_id;?>][critearea_opt][<?php echo $critarea['rowIndex']?>][radio]" value="<?php echo $elements['chRowIndex'];?>"></span>
                    <?php echo $elements['title'];?>
                    <span class="feature_price"><?php echo UtilityHtml::priceFormat($elements['price'],true);?></span>          
                </label>
                <?php 
            }
 
            if($critarea['opt_type']=="drop_down")
            {
                if($first==1)
                {?>
                    <select class=" cahnageableEle large-drop m-wrap" id="drop_<?php echo $elements['chRowIndex'];?>" tabindex="1" name="VkFeatures[Features][<?php echo $feature_id;?>][critearea_opt][<?php echo $critarea['rowIndex']?>][drop_down]">
                        <option id="0" value="0" >--Please Select--</option>        
                <?php }?>
                        <option  id="drop_<?php echo $elements['chRowIndex'];?>" data-price="<?php echo $price;?>" value="<?php echo $elements['chRowIndex'];?>"><?php echo $elements['title']. ' '.UtilityHtml::priceFormat($price,true);?></option>       
                <?php if($first==$last){?>
                    </select>
                <?php
                }
            }
 
            if($critarea['opt_type']=="multiple")
            {
                if($first==1)
                {?>
 
                    <select id="multiple_<?php echo $elements['chRowIndex'];?>" class=" cahnageableEle multiple m-wrap" tabindex="1" multiple name="VkFeatures[Features][<?php echo $feature_id?>][critearea_opt][<?php echo $critarea['rowIndex']?>][multiple][<?php echo $elements['chRowIndex']?>][]">
                <?php }?>
                        <option id="multiple_<?php echo $elements['chRowIndex'];?>" data-price="<?php echo $price;?>" value="<?php echo $elements['chRowIndex'];?>"><?php echo $elements['title']. ' '.UtilityHtml::priceFormat($price,true).''?></option>      
                <?php if($first==$last){?>
 
                    </select>
                <?php
                }
            }
        }?>
        </div>
    </div>
    <?php 
    }
}
?>

$(".cahnageableEle").live("change", function () {   
    elem1 = $(this).attr('id');
    if(elem1!=''){
        $('.'+elem1).toggle();
    }   
    updatePrice();
});

function updatePrice(){
            // declarea price variable = 0;
            // loop for the all parent checkbox
                // loop input element 
                    // switch case - if else for the input type and add the price
            //assign variables to price field.
 
            //alert(elem);
 
 
            var price = 0;
            $('.chk_main:checked').each(function(){
                elem = $(this).attr('id');
                var ekems = $("#"+elem+ " .select_creteria_opt").find(':input');
                $.each(ekems, function(key, value) {
                    if ($(this).is("input")) {
                            if ($(this).is(":checked")) {
                                var chk_price = $(this).attr('data-price');
                                if(chk_price != undefined){
                                    price += Number(calcPrice($(this).attr('data-price')));
                                }
                        }
                    }else if($(this).is("select") && $(this).hasClass('multiple')){
                        o = $(this)[0].options;
                        for(i=0; i< $(this)[0].options.length; i++) {
                            if($(this)[0].options[i].selected==true) {
                                price += parseFloat($(this)[0].options[i].attributes['data-price'].value);
                            }                           
                        }
                    }else if ($(this).is("select")){
                        var criteria_id =  $(':selected',this).data('price');
                        if(criteria_id != undefined){
                            if ($(this).val() !== null) {
                                price += Number(calcPrice(criteria_id));
                            }
 
                        }
                    }
                });
            });
            $('#priceCalculatorInput').val(price);
            //$('.' + elem).toggle();
            UpdateValue();
}