function setMastHead() {
	var currHour = new Date().getHours();
	console.log(currHour);
	var className="";
	/*var backColor = "";*/
	if(currHour >= 0 && currHour <= 5) {
		className="night"
	}else if(currHour > 5 && currHour <= 6) {
		className="dawn"
	}else if(currHour > 6 && currHour <= 11) {
		className="day"
	}else if(currHour > 11 && currHour <= 14) {
		className="noon"
	}else if(currHour > 14 && currHour <= 17) {
		className="evening"
	}else if(currHour > 17 && currHour <= 18) {
		className="twilight"
	}else if(currHour > 18 && currHour <= 19) {
		className="twilight"
	}else if(currHour > 19) {
		className="night"
	}else {
		throw new error("Invalid hour value obtained");
	}
	jQuery('body').addClass(className)
};

jQuery(document).ready(setMastHead);