var hue = "000";
var palette = ["3b4","06f","928","f06"];

function pickColor() {
	today = new Date();
	hour = today.getHours();
	if (hour<6) { hue = palette[0];
	} else if ((hour>=6)&&(hour<12)) { hue = palette[1];
	} else if ((hour>=12)&&(hour<18)) { hue = palette[2];
	} else { hue = palette[3];
	}
	return hue;
}

function assignColor() {
	which = pickColor();
	homebox = document.getElementById("homebox");
	homebox.style.backgroundImage = "url('images/paint_bkg_"+ which +".png')";
	menu = document.getElementById("menu");
	menu.className += "h"+which;
}