var colours = new Object();
colours.homep = "#97419E";
colours.prices = "#00A0C0";
colours.contact = "#E7305E";
colours.parties = "#88C00C";
colours.playground ="#FFB040";
colours.cafe = "#008063";

function toggleNav(header) {
	document.getElementById('navigation-seperator').style.backgroundColor = colours[header];
}