function switchMenu(curr_id)
{
	var el = document.getElementById('menu_sub_'+curr_id);
	if(!el) return;
	el.style.display = "block";
	var img = document.getElementById('menu_master_'+curr_id);
	img.src = "/images/nav/dat_down.gif";
	var e = document.getElementById('master'+curr_id);
	e.onclick = function(){closeMenu(curr_id);setColor(this, 'click');};
}
function closeMenu(curr_id)
{
	var el = document.getElementById('menu_sub_'+curr_id);
	if(!el) return;
	el.style.display = "none";
	var img = document.getElementById('menu_master_'+curr_id);
	img.src = "/images/nav/dat.gif";
	var e = document.getElementById('master'+curr_id);
	e.onclick = function(){switchMenu(curr_id);setColor(this, 'click');};
}
function setColor(theObj, theAction)
{
	var defaultColor = theObj.style.backgroundColor; 
	if (theAction == 'over')
	{
		if(defaultColor.toLowerCase() == '#e3e3e3' || defaultColor.toLowerCase() == 'rgb(227, 227, 227)')
		{
			theObj.style.backgroundColor = '#bababa';
		}
	}
	else if(theAction == 'out')
	{
		if(defaultColor.toLowerCase() == '#bababa' || defaultColor.toLowerCase() == 'rgb(186, 186, 186)')
		{
			theObj.style.backgroundColor = '#e3e3e3';
		}
	}
	else if(theAction == 'click')
	{
		if(defaultColor.toLowerCase() == '#bababa' || defaultColor.toLowerCase() == 'rgb(186, 186, 186)')
		{
			theObj.style.backgroundColor = '#bababb';
		}
		else if(defaultColor.toLowerCase() == '#bababb' || defaultColor.toLowerCase() == 'rgb(186, 186, 187)')
		{
			theObj.style.backgroundColor = '#e3e3e3';
		}
		else if(defaultColor.toLowerCase() == '#e3e3e3' || defaultColor.toLowerCase() == 'rgb(227, 227, 227)')
		{
			theObj.style.backgroundColor = '#bababb';
		}
	}
}
function subItemMouseOver(theObj){theObj.style.backgroundColor = '#ffffff';}
function subItemMouseOut(theObj){theObj.style.backgroundColor = '#f5f5f5';}
function openDefaultMenu(curr_id)
{
	var el = document.getElementById('menu_sub_'+curr_id);
	if(!el) return;
	el.style.display = "block";
	var img = document.getElementById('menu_master_'+curr_id);
	img.src = "/images/nav/dat_down.gif";
	var e = document.getElementById('master'+curr_id);
	e.onclick = function(){closeMenu(curr_id);setColor(this, 'click');};
	e.style.backgroundColor = '#bababb';
}