// JavaScript Document
var timeout         = 1000;
var closetimer		= 1000;
var ddmenuitem      = 0;


function muestra(id){
	document.getElementById(id).className = "active";
}

function oculta(){
document.getElementById('m1_x').className = "";
document.getElementById('m2_x').className = "";	
document.getElementById('m3_x').className = "";
document.getElementById('m4_x').className = "";
document.getElementById('m5_x').className = "";
/*document.getElementById('m6_x').className = "";*/
}


// open hidden layer
function mopen(id)
{
oculta();
muestra(id+'_x');

	// 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(id)
{
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';
	oculta();
	

}

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

// cancel close timer
function mcancelclosetime()
{

	if(closetimer)
	{
		//oculta();
		window.clearTimeout(closetimer);
		closetimer = null;
	}
}

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