// JavaScript Document

function hideMenu(){
	var menus = new Array();
	menus[0] = "knowledge";
	menus[1] = "about";
	menus[2] = "product";
	menus[3] = "news";
	menus[4] = "market";
	
	for(i=0;i<menus.length;i++){
		$("#"+menus[i]).css("display","none");
	}
}
function getMenu(id){
	hideMenu();
	$("#"+id).css("display","block");
}