function hideIpadButton()
	{
		var hash = location.hash;
		
		if(getAnchorID(hash)!="#section1")
		{
			$('header #ipadapp').addClass('hidden');
		}
		else if(getAnchorID(hash)=="#section1")
		{
			$('header #ipadapp').removeClass('hidden');
		}
	}
	
$(document).ready(function()
{
	$(window).scroll(hideIpadButton);
});