window.onload = function(){
	if(document.getElementById('feature_1')){
		play();
		slide1 = document.getElementById('feature_1');
		slide2 = document.getElementById('feature_2');
		slide3 = document.getElementById('feature_3');
		slide4 = document.getElementById('feature_4');
		slide5 = document.getElementById('feature_5');
	}
}
var slide1, slide2, slide3, slide4, slide5, timerId;
var delay = 10000;
var currentSlide = 1;
var _play = true;

function goBack(){
	if(currentSlide == 1){
		slide1.style.display = 'none';
		slide2.style.display = 'none';
		slide3.style.display = 'none';
		slide4.style.display = 'none';
		slide5.style.display = '';
		currentSlide = 5;
		clearTimeout(timerId);
		if(_play){play()};
		return false;
	}
	if(currentSlide == 2){
		slide1.style.display = '';
		slide2.style.display = 'none';
		slide3.style.display = 'none';
		slide4.style.display = 'none';
		slide5.style.display = 'none';
		currentSlide = 1;
		clearTimeout(timerId);
		if(_play){play()};
		return false;
	}
	if(currentSlide == 3){
		slide1.style.display = 'none';
		slide2.style.display = '';
		slide3.style.display = 'none';
		slide4.style.display = 'none';
		slide5.style.display = 'none';
		currentSlide = 2;
		clearTimeout(timerId);
		if(_play){play()};
		return false;
	}
	if(currentSlide == 4){
		slide1.style.display = 'none';
		slide2.style.display = 'none';
		slide3.style.display = '';
		slide4.style.display = 'none';
		slide5.style.display = 'none';
		currentSlide = 3;
		clearTimeout(timerId);
		if(_play){play()};
		return false;
	}
	if(currentSlide == 5){
		slide1.style.display = 'none';
		slide2.style.display = 'none';
		slide3.style.display = 'none';
		slide4.style.display = '';
		slide5.style.display = 'none';
		currentSlide = 4;
		clearTimeout(timerId);
		if(_play){play()};
		return false;
	}
}
function goForward(){
	if(currentSlide == 1){
		slide1.style.display = 'none';
		slide2.style.display = '';
		slide3.style.display = 'none';
		slide4.style.display = 'none';
		slide5.style.display = 'none';
		currentSlide = 2;
		clearTimeout(timerId);
		if(_play){play()};
		return false;
	}
	if(currentSlide == 2){
		slide1.style.display = 'none';
		slide2.style.display = 'none';
		slide3.style.display = '';
		slide4.style.display = 'none';
		slide5.style.display = 'none';
		currentSlide = 3;
		clearTimeout(timerId);
		if(_play){play()};
		return false;
	}
	if(currentSlide == 3){
		slide1.style.display = 'none';
		slide2.style.display = 'none';
		slide3.style.display = 'none';
		slide4.style.display = '';
		slide5.style.display = 'none';
		currentSlide = 4;
		clearTimeout(timerId);
		if(_play){play()};
		return false;
	}
	if(currentSlide == 4){
		slide1.style.display = 'none';
		slide2.style.display = 'none';
		slide3.style.display = 'none';
		slide4.style.display = 'none';
		slide5.style.display = '';
		currentSlide = 5;
		clearTimeout(timerId);
		if(_play){play()};
		return false;
	}
	if(currentSlide == 5){
		slide1.style.display = '';
		slide2.style.display = 'none';
		slide3.style.display = 'none';
		slide4.style.display = 'none';
		slide5.style.display = 'none';
		currentSlide = 1;
		clearTimeout(timerId);
		if(_play){play()};
		return false;
	}
}
function play(){
	if(!_play){
		var pause = document.getElementById('pause');
		var pauseBtn = document.getElementById('pauseBtn');
		pause.src = '../custom_images/HomeImages/PauseBtn.gif';
		pauseBtn.onclick = function(){
			return doPause();
		}
	}
	_play = true;
	timerId = setTimeout('goForward()', delay);
	return false;
}
function doPause(){
	_play = false;
	clearTimeout(timerId);
	var pause = document.getElementById('pause');
	var pauseBtn = document.getElementById('pauseBtn');
	pause.src = '../custom_images/HomeImages/PlayBtn.gif';
	pauseBtn.onclick = function(){
		return play();
	}
	return false;
}