// JavaScript Document


/* Dropdown Menu Script */

var timeout           = 500;
var closetimer		  = 0;
var dropDownMenuItem  = 0;

// open hidden layer
function menuOpen(id) {	

	// cancel close timer
	menuCancelclosetime();

	// close old layer
	if(dropDownMenuItem) dropDownMenuItem.style.visibility = 'hidden';

	// get new layer and show it
	dropDownMenuItem = document.getElementById(id);
	dropDownMenuItem.style.visibility = 'visible';

}

// close showed layer
function menuClose() {
	if(dropDownMenuItem) dropDownMenuItem.style.visibility = 'hidden';
}

// go close timer
function menuClosetime() {
	closetimer = window.setTimeout(menuClose, timeout);
}

// cancel close timer
function menuCancelclosetime() {
	if(closetimer)	{
		window.clearTimeout(closetimer);
		closetimer = null;
	}
}

// close layer when click-out
document.onclick = menuClose; 

/* End Dropdown Menu Script */

//-----------------------------------------------------------//