//window.onerror=errorSupress
function errorSupress()
{
  return true;
}

menuNotes = new Array(0,5,6);
noteLets = new Array("a","b","c","d","e","f","g","h","i","j","k","l","m","n","o","p","q");

function mShow(num)
{
	for(i = 2; i < menuNotes.length+1; i++)
	{
   document.getElementById('m'+i).style.display='none';
	}	
	
	document.getElementById('m'+num).style.display='block';
}
function mHide(num)
{
  document.getElementById('m'+num).style.display='none';
}

function nShow(num)
{
	
	menuNum=num.substr(0,1);
	document.getElementById('n'+menuNum).style.display='none';
	
	if(menuNotes.length>=menuNum)
	{
	 noteCnt=menuNotes[menuNum-1];
	 for (j = 0; j < noteCnt; j++)
	 {
    noteLet = noteLets[j];
		document.getElementById('n'+menuNum+noteLet).style.display='none';
		//alert(noteLet);
	 }	
	}	
	document.getElementById('n'+num).style.display='block';
	
}
function nHide(num)
{
	document.getElementById('n'+num).style.display='none';
}