function clFunction(){
document.getElementById("exampleI").value="";
document.getElementById("exampleII").value="";
}

function allClose(){
	var list = document.getElementById("menu").getElementsByTagName("ul");
	for(var i=0;i<list.length;i++){
		list[i].style.display = "none";


	
	}


}
function openMenu(node){
	var subMenu = node.parentNode.getElementsByTagName("ul")[0];
	subMenu.style.display == "none" ? subMenu.style.display = "block" : subMenu.style.display = "none";
}