function changeOpac(opacity, id)
  {
	var object = document.getElementById(id).style;
	object.opacity = (opacity / 100);
	object.MozOpacity = (opacity / 100);
	object.KhtmlOpacity = (opacity / 100);
	object.filter = "alpha(opacity=" + opacity + ")";
  }

function blendimage(divid, imageid, imagefile, millisec)
  {
	var speed = Math.round(millisec / 100);
	var timer = 0;
	document.getElementById(divid).style.backgroundImage = "url(" + document.getElementById(imageid).src + ")";
	changeOpac(0, imageid);
	document.getElementById(imageid).src = imagefile;
	for(i = 0; i <= 100; i++)
	  {
		setTimeout("changeOpac(" + i + ",'" + imageid + "')",(timer * speed));
		timer++;
	  }
  }
function fadeNext1()
  {
	blendimage('blenddiv1','blendimage1', '../../templates/riopools/images/splash_left_' + (Math.floor(Math.random()*18) + 1) + '.jpg',1000);
	setTimeout('fadeNext1();',9333);
  }

function fadeNext2()
  {
	blendimage('blenddiv2','blendimage2', '../../templates/riopools/images/splash_middle_' + (Math.floor(Math.random()*17) + 1) + '.jpg',1000);
	setTimeout('fadeNext2();',10666);
  }

function fadeNext3()
  {
	blendimage('blenddiv3','blendimage3', '../../templates/riopools/images/splash_right_top_' + (Math.floor(Math.random()*18) + 1) + '.jpg',1000);
	setTimeout('fadeNext3();',6666);
  }

function fadeNext4()
  {
	blendimage('blenddiv4','blendimage4', '../../templates/riopools/images/splash_right_bottom_' + (Math.floor(Math.random()*18) + 1) + '.jpg',1000);
	setTimeout('fadeNext4();',7999);
  }