/* BANNER IMAGE ROTATION SCRIPT */
/* (C) INTERNETWARE LIMITMED */ 
function get_random(maxNum)
{
	if (Math.random && Math.round)
	{
		var ranNum= Math.round(Math.random()*(maxNum-1));
		ranNum+=1;
		return ranNum;
	}
	else
	{
		today= new Date();
		hours= today.getHours();
		mins=   today.getMinutes();
		secn=  today.getSeconds();
		if (hours==19)
		hours=18;
		var ranNum= (((hours+1)*(mins+1)*secn)%maxNum)+1;
		return ranNum;
	}
}

pic_width=380;   /*change to match the height of all your images */
pic_height=95;  
border_size=0;  
alignment=1;    
var pics = null;

function showImage(num) 
{
	document.images.mainbanner.src = pics[num].src;
}

function resetImage() 
{
	showImage(0);
}

function get_Image()
{
	if (document.images)
	{
		// Should not be hard coded - but timescale does not permit fixing this issue.
		site = "sites/groundwork/assets/banners/" + getCookie( "SiteID") + "/";
				
		banner_dir = get_random(5) + "/"; // Random directory
		
		pics= new Array(6);
		pics[0] = new Image(pic_width, pic_height);
		pics[0].src = site + banner_dir + "0.jpg";  
		
		pics[1] = new Image(pic_width, pic_height);
		pics[1].src = site + banner_dir + "1.jpg";  
		
		pics[2] = new Image(pic_width, pic_height);
		pics[2].src = site + banner_dir + "2.jpg";  
		
		pics[3] = new Image(pic_width, pic_height);
		pics[3].src = site + banner_dir + "3.jpg";  
		
		pics[4] = new Image(pic_width, pic_height);
		pics[4].src = site + banner_dir + "4.jpg";  
		
		pics[5] = new Image(pic_width, pic_height);
		pics[5].src = site + banner_dir + "5.jpg";  
	}   

	if (document.images)
	{
		var ban = document.getElementById("mainbanner");
		ban.src = pics[0].src;
		
		self.setTimeout('get_Image()', 4000)  
	}
}