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; 

function rmshow(divid,butid)
{
	if (document.getElementById(divid).style.display == 'block')
	{
		document.getElementById(divid).style.display = 'none';
		document.getElementById(butid).innerHTML = '<a href="#" onmousedown="rmshow(\''+divid+'\',\''+butid+'\')">Read More [+]</a>';
	}
	else
	{
		document.getElementById(divid).style.display = 'block';
		document.getElementById(butid).innerHTML = '<a href="#" onmousedown="rmshow(\''+divid+'\',\''+butid+'\')">Read Less [-]</a>';
	}
}