function toggleCodeBlock(buttonid, blockid)
{
	var buttonControl = document.getElementById(buttonid);
	var blockControl = document.getElementById(blockid);
	
	var blockClassName = blockControl.className;
	
	switch(blockClassName)
	{
		case 'visibleBlock':
			blockControl.className = 'invisibleBlock';
			buttonControl.innerHtml = 'Show Code';
			break;
			
		case 'invisibleBlock':
			blockControl.className = 'visibleBlock';
			buttonControl.innerHtml = 'Hide Code';
			break;
	}
}