function NavMover(img_id) {
	var imgobj = document.getElementById(img_id);
	imgobj.style.visibility = "visible";
}

function NavMOut(img_id) {
	var imgobj = document.getElementById(img_id);
	imgobj.style.visibility = "hidden";
}
	
function EqualiseMainColumns() {
	// Equalisese the columns on the home page
	var columns = new Array(2);
	var newHeight,i;
	newHeight = 0;
	for(i=0; i<2; i++) {
		if(columns[i] = document.getElementById('column'+(i+1))) {
			if(columns[i].offsetHeight > newHeight) newHeight = columns[i].offsetHeight;
		}
	}
	for(i=0; i<2; i++)
		if(columns[i]) columns[i].style.height = newHeight + "px";
}

function GetDirections(to) {
	
		var from = document.getElementById('postcode').value;
			
		window.open('http://maps.google.com/maps?saddr=' + from + '&daddr=' + to,'harrisDirections','width=800,height=600');
		
	}