var six_reasons=new Array();
six_reasons.push({title:"Canola field in Canada",alt:"Canola field in Canada",content:"",color:'#',img:'main_one.jpg'});
six_reasons.push({title:"Combine in Uzbekistan",alt:"Combine in Uzbekistan",content:"",color:'#',img:'main_two.jpg'});
six_reasons.push({title:"Farmer in India",alt:"Farmer in India",content:"",color:'#',img:'main_three.jpg'});
six_reasons.push({title:"Rice cultivation ",alt:"Rice cultivation ",content:"",color:'#',img:'main_five.jpg'});
six_reasons.push({title:"Maize harvest in Africa",alt:"Maize harvest in Africa",content:"",color:'#',img:'main_six.jpg'});
six_reasons.push({title:"Farmers in Honduras",alt:"Farmers in Honduras",content:"",color:'#',img:'main_seven.jpg'});
var curr_slide = 0;
var promo_photo =  document.getElementById("galleryImage");
var slide_title = document.getElementById("slideshow_title");
var cache_img = new Array();
var slide_change;
var scroll_timer;
var curr_interval = 3000;
for(i=0; i < six_reasons.length; i++){
	cache_img[i] = new Image();	
	cache_img[i].src = "./images/homepageslideshow/" + six_reasons[i]["img"];
}
function setIntervalRenew(){
		var get_values = curr_slide;
		if(six_reasons.length > 0 && curr_slide < six_reasons.length-1){
			curr_slide += 1;
			setAnotherSlide(curr_slide,'c');
		}else{
			if(six_reasons.length > 0){
				curr_slide = 0;
				setAnotherSlide(curr_slide,'c');
			}	
		}
}
function randomNumber(m,n){
  m = parseInt(m);
  n = parseInt(n);
  return Math.floor( Math.random() * (n - m + 1) ) + m;
}
function setAnotherSlide(curr, act){
	var number = parseInt(curr);
	if(act == 'c'){curr_slide = number;}
	if(isNaN(number)){number = 0;}
	if(six_reasons[number] && promo_photo){
		promo_photo.style.background="url("+cache_img[number].src+") no-repeat left top";
	/*	promo_photo.innerHTML = "";
		var new_el = document.createElement("IMG");
		new_el.src = cache_img[number].src;
		new_el.className = "galleryImage_img";		
		promo_photo.appendChild(new_el);*/
	}		
}
if(six_reasons.length > 0 && promo_photo){
	setAnotherSlide(randomNumber(0,(six_reasons.length-1)),'r');
	slide_change = setInterval("setIntervalRenew()", curr_interval);
}