// main menu drop-downs
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);
	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; 



// ******************************************************
// FAQs functions ***************************************

// ******************************************* categories
function sdis(action, id){
	if (action == 'show'){
		document.getElementById("catsec"+id).style.display = "block";
		document.getElementById("catname"+id).href= "javascript:sdis('hide', "+id+")";
	}
	if (action == 'hide'){
		document.getElementById("catsec"+id).style.display = "none";
		document.getElementById("catname"+id).href= "javascript:sdis('show', "+id+")";
	}
}

// ***************************************** subcategories
function subdis(action, id){
	if (action == 'show'){
		document.getElementById("subttl"+id).href= "javascript:subdis('hide', "+id+")";
		document.getElementById("subq"+id).style.display = "block";
	}
	if (action == 'hide'){
		document.getElementById("subttl"+id).href= "javascript:subdis('show', "+id+")";
		document.getElementById("subq"+id).style.display = "none";
	}
}

// ***************************************** questions
function qdis(action, id){
	if (action == 'show'){
		document.getElementById("ques"+id).href= "javascript:qdis('hide', "+id+")";
		document.getElementById("answ"+id).style.display = "block";
	}
	if (action == 'hide'){
		document.getElementById("ques"+id).href= "javascript:qdis('show', "+id+")";
		document.getElementById("answ"+id).style.display = "none";
	}
}