Elep

<?xml version="1.0" encoding="utf-8"?>
<form>
	<fields name="fieldparams">
			<fieldset name="fieldparams">
				<field
					name="extendedmedia"
					type="list"
					label="PLG_FIELDS_MEDIAJCE_PARAMS_EXTENDEDMEDIA_LABEL"
					description="PLG_FIELDS_MEDIAJCE_PARAMS_EXTENDEDMEDIA_DESC"
					default="0"
				>
				<option value="1">JYES</option>
				<option value="0">JNO</option>
				</field>
				
				<field
					name="mediatype"
					type="combo"
					label="PLG_FIELDS_MEDIAJCE_PARAMS_MEDIATYPE_LABEL"
					description="PLG_FIELDS_MEDIAJCE_PARAMS_MEDIATYPE_DESC"
				>
				<option value="images">images</option>
				<option value="media">media</option>
				<option value="documents">documents</option>
				<option value="files">files</option>
				</field>

<field
					name="display_type"
					type="list"
					label="PLG_FIELDS_MEDIAJCE_PARAMS_DISPLAYTYPE_LABEL"
					description="PLG_FIELDS_MEDIAJCE_PARAMS_DISPLAYTYPE_DESC"
					showon="extendedmedia:0"
				>
				<option value="link">PLG_FIELDS_MEDIAJCE_PARAMS_DISPLAYTYPE_LINK</option>
				<option value="embed">PLG_FIELDS_MEDIAJCE_PARAMS_DISPLAYTYPE_EMBED</option>
				</field>

<field
					name="media_target"
					type="list"
					default=""
					label="PLG_FIELDS_MEDIAJCE_PARAMS_MEDIA_TARGET_LABEL"
					description="PLG_FIELDS_MEDIAJCE_PARAMS_MEDIA_TARGET_DESC"
					showon="mediatype!:images"
				>
                    <option value=""></option>
					<option value="_blank">PLG_FIELDS_MEDIAJCE_PARAMS_MEDIA_TARGET_BLANK</option>
					<option value="_self">PLG_FIELDS_MEDIAJCE_PARAMS_MEDIA_TARGET_SELF</option>
                    <option value="_parent">PLG_FIELDS_MEDIAJCE_PARAMS_MEDIA_TARGET_PARENT</option>
                    <option value="_top">PLG_FIELDS_MEDIAJCE_PARAMS_MEDIA_TARGET_TOP</option>
					<option value="download">PLG_FIELDS_MEDIAJCE_PARAMS_MEDIA_TARGET_DOWNLOAD</option>
				</field>