//show / hide
function sh(parentId)
{
	myParent = document.getElementById(parentId);
	if (myParent.style.display=="none")
	{
		myParent.style.display="block";
		//this.focus();
	}
	else
	{
		myParent.style.display="none"
	}
}

//show
function show(parentId)
{
	myParent = document.getElementById(parentId);
	myParent.style.display="block";
}


//hide
function hide(parentId)
{
	myParent = document.getElementById(parentId);
	myParent.style.display="none";
}