function getClass()
{
	
	url = window.location.href;
	a= url.split("/");
	length_a = a.length;
	page = a[a.length - 1];
	
	document.getElementById('homepage').className = '';
	document.getElementById('aboutus').className = '';
	document.getElementById('order').className = '';
	document.getElementById('testimonials').className = '';
	document.getElementById('vendingmachine').className = '';
	document.getElementById('paymentoptions').className = '';
	document.getElementById('contactus').className = '';
	if(page == "orderform.php")
	{
		document.getElementById('proposal').className = 'active';
	}
	else if(page == "index.php")
	{
		document.getElementById('homepage').className = 'active';
	}
	else if(page == "aboutus.php")
	{
		document.getElementById('aboutus').className = 'active';
	}
}