$("document").ready(function() {
	window.objThis = null;
	window.strSrcMove = '';
	window.strSrcMout = '';
	window.type = '';
	$('#menuUL .test').hover(function() {
		objThis = $(this);
		displayMenu(objThis);
	},
	function() {
		noneMenu(objThis);
	});
	function getType(id)
	{
		switch (id)
		{
			case 'index':
				strSrcMove = 'images/menu1_02.gif';
				strSrcMout = 'images/menu_02.gif';
				break;
			case 'about':
				strSrcMove = 'images/menu1_03.gif';
				strSrcMout = 'images/menu_03.gif';
				break;
			case 'consulte':
				strSrcMove = 'images/menu1_04.gif';
				strSrcMout = 'images/menu_04.gif';
				break;
			case 'engineer':
				strSrcMove = 'images/menu1_05.gif';
				strSrcMout = 'images/menu_05.gif';
				break;
			case 'talent':
				strSrcMove = 'images/menu1_06.gif';
				strSrcMout = 'images/menu_06.gif';
				break;
			case 'purchase':
				strSrcMove = 'images/menu1_07.gif';
				strSrcMout = 'images/menu_07.gif';
				break;
			case 'tender':
				strSrcMove = 'images/menu1_08.gif';
				strSrcMout = 'images/menu_08.gif';
				break;
			case 'cooperation':
				strSrcMove = 'images/menu1_09.gif';
				strSrcMout = 'images/menu_09.gif';
				break;
			case 'contact':
				strSrcMove = 'images/menu1_10.gif';
				strSrcMout = 'images/menu_10.gif';
				break;
			default:
		}
		type = id;
	}
	function displayMenu(objThis)
	{
		getType(objThis.find('img').attr('id'));
		$('#' + type).attr('src', strSrcMove);
		$('#' + type + 'Child').css('display', 'block');
	}
	
	function noneMenu(objThis)
	{
		getType(objThis.find('img').attr('id'));
		$('#' + type).attr('src', strSrcMout);
		$('#' + type + 'Child').css('display', 'none');
	}
});