function getDirections(){
	url="http://maps.google.co.uk/maps?f=d&hl=en&saddr=" + document.getElementById("postcode").value + "&daddr=LL55+1TH&sll=53.142781,-4.276986&sspn=0.545502,1.488647&&layer=&ie=UTF8&z=9&om=1";	
	window.open(url,'googleMaps','width=850,height=650,scrollbars=yes,resizable=yes');
}