var check=1;



function preload(images) {

 if (typeof document.body == "undefined") return;

 try {

 var div = document.createElement("div");

 var s = div.style;

 s.position = "absolute";

 s.top = s.left = 0;

 s.visibility = "hidden";

 document.body.appendChild(div);

 div.innerHTML = "<img src=\"" + images.join("\" /><img src=\"") + "\" />";

 } catch (e) {

 // Error. Do nothing.

 }

} 



function html_block_replace(curtext)

{

	var src = arrImg[curtext];

	if(check==1){

		$('.a').attr('src',src);

		$('.b').fadeOut(2000);

		$('.a').fadeIn(2000);

		check=0;

		} else {

				$('.b').attr('src',src);

				$('.a').fadeOut(2000);

				$('.b').fadeIn(2000);

				check=1;

			}	



	var el_a = document.getElementById('downhill_controls').getElementsByTagName("A");

	for(var i = 0; i < arrImg.length; i++)

	{

		if(i == curtext){

				el_a[i].innerHTML = "<img alt='' src='http://dunhillhomes.com/images/square_button_on.png'>";

		}	else {

				el_a[i].innerHTML = "<img alt='' src='http://dunhillhomes.com/images/square_button_off.png'>";

		}

	}

};







function Link_Setup(timeout)

{ 

	timeout = timeout * 1000;

	var str = "";

	for(var i = 0; i < arrImg.length; i++)	{

		str += "<a href=\"javascript:html_block_replace(" + i + ")\"><img alt=''  src='/images/square_button_off.png'></a>";

	};

	document.getElementById('downhill_controls').innerHTML = str;

	timer_dunhill(0, timeout);

	/*preload(arrImg); */

};







var timer;



function timer_dunhill(i, timeout)

{

	html_block_replace(i);

	i++;

	if( i == arrImg.length )  i=0;

	timer = setTimeout("timer_dunhill(" + i + "," + timeout + ")", timeout);

}