function iSwap( imgId, bOn, ext )
{
	iEl = document.getElementById( imgId );
	if ( imgId )
	{
		if ( bOn )
		{
			regex = ext;
			iEl.src = iEl.src.replace( regex, '_on' + ext );
			
		}
		else
		{
			regex = '_on' + ext;
			iEl.src = iEl.src.replace( regex, ext );
		}
	}
}

function checkSubtype()
{
	if ( document.getElementById( 'subtypeAvatar' ).checked )
	{
		document.getElementById( 'subformItem' ).style.display = 'none';
		document.getElementById( 'subformAvatar' ).style.display = 'block';
	}
	else
	{
		document.getElementById( 'subformAvatar' ).style.display = 'none';
		document.getElementById( 'subformItem' ).style.display = 'block';
	}
}