jQuery(document).ready(function($){
     var custom_uploader;
     var row_id 

	 jQuery("input[class^='upload_image_button']").click(function(e) {
        e.preventDefault();
		row_id = jQuery(this).attr('id');

        //If the uploader object has already been created, reopen the dialog
        if (custom_uploader) {
        	custom_uploader.open();
        	return;
        }

        //Extend the wp.media object
        custom_uploader = wp.media.frames.file_frame = wp.media({
            title: 'Choose Quote',
            button: {
                text: 'Choose Quote'
            },
            multiple: false
        });

        //When a file is selected, grab the URL and set it as the text field's value
        custom_uploader.on('select', function() {
           attachment = custom_uploader.state().get('selection').first().toJSON();
           jQuery('#field_' + row_id).val(attachment.id);
		   jQuery('#field2_' + row_id).val(attachment.url);
		   var src = $('#thumb_' + row_id).attr("src")
		   var srcreplace = $('#thumb_' + row_id).attr("src").replace(src, attachment.url)
		   $('#thumb_' + row_id).attr("src", srcreplace)
        });

        //Open the uploader dialog
        custom_uploader.open();

    });
	
	$(window).load(function() {
		var value1 = $('#dropdown1').val()
		if (value1!='undefined') {
        switch (value1) {
			case "1":
				$('#firstCell').show();
				$('#secondCell').hide();
				$('#thirdCell').hide();
				$('#forthCell').hide();	
				break
			case "2":
				$('#firstCell').show();
				$('#secondCell').show();
				$('#thirdCell').hide();
				$('#forthCell').hide();	
				break
			case "3":
				$('#firstCell').show();
				$('#secondCell').show();
				$('#thirdCell').show();
				$('#forthCell').hide();	
				break
			case "4":
				$('#firstCell').show();
				$('#secondCell').show();
				$('#thirdCell').show();
				$('#forthCell').show();	
				break  		
		}
		}
	});
	
	$('#dropdown1').change(function() {
		var value2 = $(this).val()
        switch (value2) {
			case "1":
				$('#firstCell').show();
				$('#secondCell').hide();
				$('#thirdCell').hide();
				$('#forthCell').hide();
				break
			case "2":
				$('#firstCell').show();
				$('#secondCell').show();
				$('#thirdCell').hide();
				$('#forthCell').hide();
				break
			case "3":
				$('#firstCell').show();
				$('#secondCell').show();
				$('#thirdCell').show();
				$('#forthCell').hide();	
				break
			case "4":
				$('#firstCell').show();
				$('#secondCell').show();
				$('#thirdCell').show();
				$('#forthCell').show();
				break  		
		}
		
    });
			
});