// JavaScript Document
$(document).ready(init);
function init() {

	var windowhash = window.location.hash.replace(/#/,"");

	var imageArray = ["/images/headers/bg_wrapper01.jpg", "/images/headers/bg_wrapper02.jpg", "/images/headers/bg_wrapper03.jpg", "/images/headers/bg_wrapper04.jpg"]
	
	
	if (windowhash == "") {
		var randomNumber = Math.floor(Math.random() * imageArray.length)
		$(".wrapper").css("backgroundImage", "url("+ imageArray[randomNumber]+")");
		$("a").each(function(){
			var href = $(this).attr("href").match(/mailto:/);			
			if(href!=null ) {
				
			} else {
				$(this).attr("href", $(this).attr("href")+"#"+randomNumber);
			}
		});
		
		window.location.hash = randomNumber;
	
	} else {
		$(".wrapper").css("backgroundImage", "url("+ imageArray[windowhash]+")")
		$("a").each(function(){
			var href = $(this).attr("href").match(/mailto:/);			
			if(href!=null ) {
				
			} else {
				$(this).attr("href", $(this).attr("href")+"#"+windowhash);
			}
		});
	}
}