var tabs = 3;
var current = 1;
var previous = 1;
var t = 0;

auto_on();



$(document).ready(function() {


	for(var count = 1;count <= tabs;count++) {
		var b = $("#home_tab" + count).css("backgroundImage");
		b = b.replace("url(","");
		b = b.replace(")","");
		//alert(b);
		var c = new Image();
		c.src = b;

	}


	$('.home_tabs_nav_btn').click(function(){
  		var tempvar = ($(this).attr("id"));
  		tempvar = tempvar.replace("home_tabs_nav_btn", "");  		
  		previous = current;
		current = tempvar;
		if (previous != current) {
			auto_off();
			updatePics();
		}
	});


});


function updatePics() {
	$("#home_tab" + previous).fadeOut('slow');
	$("#home_tab" + current).fadeIn('slow');
	updateNav();
}
	
function updateNav() {
	$("#home_tabs_nav_btn" + previous).attr("class","home_tabs_nav_btn");
	$("#home_tabs_nav_btn" + current).attr("class","home_tabs_nav_btn selected");
}
	
	
function showNextSlide() {
	var tempcount = current;
	tempcount++;
	if (tempcount > tabs) {
		tempcount = 1;
	}
	previous = current;
	current = tempcount;
	updatePics();
}
	
function auto_on() {
	t = setInterval("showNextSlide()",6500);
}
function auto_off() {
	clearInterval(t);
}