/* ボッシュ・イン・ジャパン */

function validateShopSearchForm( theForm ) {
	// retrieve the value from radio button objects
	var shopType = "";
	var shopTypeSelection = document.getElementById( "shopTypeSelection" );
	var shopTypeButtons = shopTypeSelection.getElementsByTagName( "input" );
	for ( i = 0; i < shopTypeButtons.length; i++ ) {
		// check if it is checked
		if ( shopTypeButtons[ i ].checked == true ) {
			shopType = shopTypeButtons[ i ].value;
			break;
		}
	}
	var prefectureSelection = document.getElementById( "prefecture" );
	var prefecture = prefectureSelection.options[ prefectureSelection.selectedIndex ].value;
	if ( shopType != "" && prefecture != "" ) theForm.submit();
	else return false;
}