(function(){
	var tabNaviArray = new Array();
	var tabBodyArray  = new Array();
	
	tabNaviArray = document.getElementById('sub_menu_navi').getElementsByTagName('li');
	
	//ハイパーリンク無効
	tabNaviArray[0].getElementsByTagName('a')[0].href = 'javascript:void(0);';
	tabNaviArray[1].getElementsByTagName('a')[0].href = 'javascript:void(0);';
	tabNaviArray[2].getElementsByTagName('a')[0].href = 'javascript:void(0);';
	
	tabBodyArray[0] = document.getElementById('sub_menu_item_body1');
	tabBodyArray[1] = document.getElementById('sub_menu_item_body2');
	tabBodyArray[2] = document.getElementById('sub_menu_item_body3');

	document.getElementById('sub_menu_item_body2').style.display = 'none';
	document.getElementById('sub_menu_item_body3').style.display = 'none';
	

	for( n1=0 ; n1<tabNaviArray.length ; n1++ ){
		tabNaviArray[n1].onmouseover = function(){
		
			//非アクティブ表示
			for( var n2=0 ; n2<tabNaviArray.length ; n2++ ){
				tabNaviArray[n2].getElementsByTagName('img')[0].src = tabNaviArray[n2].getElementsByTagName('img')[0].src.replace('_on.','_off.');
				tabBodyArray[n2].style.display = 'none';
			}
			
			//アクティブ表示
			this.getElementsByTagName('img')[0].src = this.getElementsByTagName('img')[0].src.replace('_off.','_on.');
			for( var n3=0 ; n3<tabNaviArray.length ; n3++ ){
				if(tabNaviArray[n3]==this){
					tabBodyArray[n3].style.display = 'block';
				}
			}
		}
		//onmouseover END
	}
})();