[Johnny Man]

i am trying to edit this function form_update_and_go_back , and i couldn't find where this function came from , i need to edit the function of form_update_and_go_back 

 

could anyone help me finding this ?

 

here is the flexgrid theme edit.php file that i am working in ,

<?php echo form_open( $update_url, 'method="post" id="crudForm"  enctype="multipart/form-data"'); ?>
	<div class='form-div'>
		<?php
		$counter = 0;
			foreach($fields as $field)
			{
				$even_odd = $counter % 2 == 0 ? 'odd' : 'even';
				$counter++;
		?>
			<div class='form-field-box <?php echo $even_odd?>' id="<?php echo $field->field_name; ?>_field_box">
				<div class='form-display-as-box' id="<?php echo $field->field_name; ?>_display_as_box">
					<?php echo $input_fields[$field->field_name]->display_as?><?php echo ($input_fields[$field->field_name]->required)? "<span class='required'>*</span> " : ""?> :
				</div>
				<div class='form-input-box' id="<?php echo $field->field_name; ?>_input_box">
					<?php echo $input_fields[$field->field_name]->input?>
				</div>
				<div class='clear'></div>
			</div>
		<?php }?>
		<?php if(!empty($hidden_fields)){?>
		<!-- Start of hidden inputs -->
			<?php
				foreach($hidden_fields as $hidden_field){
					echo $hidden_field->input;
				}
			?>
		<!-- End of hidden inputs -->
		<?php }?>
		<?php if ($is_ajax) { ?><input type="hidden" name="is_ajax" value="true" /><?php }?>
		<div id='report-error' class='report-div error'></div>
		<div id='report-success' class='report-div success'></div>
	</div>
	<div class="pDiv">
		<div class='form-button-box'>
			<input  id="form-button-save" type='submit' value='<?php echo $this->l('form_update_changes'); ?>' class="btn btn-large"/>
		</div>
<?php 	if(!$this->unset_back_to_list) { ?>
		<div class='form-button-box'>
			<input type='button' value='<?php echo $this->l('form_update_and_go_back'); ?>' id="save-and-go-back-button" class="btn btn-large"/>
		</div>
		<div class='form-button-box'>
			<input type='button' value='<?php echo $this->l('form_cancel'); ?>' class="btn btn-large" id="cancel-button" />
		</div>
<?php 	} ?>
		<div class='form-button-box'>
			<div class='small-loading' id='FormLoading'><?php echo $this->l('form_update_loading'); ?></div>
		</div>
		<div class='clear'></div>
	</div>
	<?php echo form_close(); ?>