/*
newquay-selfcatering.co.uk
Written by Ian Collier, of lidd Consulting on behalf of Atonic Internet Limited
This work copyright Xperian Recruitment Limited
Please do not copy or modified this work without seeking the express permission of
the copyright holder beforehand.
Thank you
*/

/* main menu script */

// variables
var timeout=500;
var closetimer=0;
var ddmenuitem=0;

// open hidden layer
function mopen(id) {	
	// cancel close timer
	mcancelclosetime();
	// close old layer
	if(ddmenuitem) {
		ddmenuitem.style.visibility='hidden';
	}
	// get new layer and show it
	ddmenuitem=document.getElementById(id);
	if(ddmenuitem!=null) {
		ddmenuitem.style.visibility='visible';
	}
}

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

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

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

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