var picList=new Array("./img/main_pic1.jpg","./img/main_pic2.jpg","./img/main_pic3.jpg","./img/main_pic4.jpg");
			var rodomas = -1;
			var viso = 0;
			var imgno = 0;
			var picrotatortime = 10;
			
			
			function loadRotator() {
				if (document.images)
			    {
					preload_image_object = new Image();
				}

				for (i=0;i<picList.length;i++)
				{
					if (document.images)
				    {
						preload_image_object.src = picList[i];
					}
					$('rotatorPreload').innerHTML += "<img src='"+picList[i]+"' width='1px' height='1px' />";					
				}
			}
			
			function activatePic(i) {
				preload_image_object.src= picList[i];
				preload_image_object.onload = function () {
					$('rotator_img1').src = $('rotator_img2').src;
					$('rotator_img2').hide();
					$('rotator_img2').src = preload_image_object.src;
					Effect.toggle('rotator_img2','appear');
					
					
				}
			}
			
			function rotator() {
				if(rodomas==viso) {
					rodomas = 0;
				}
				else {
					rodomas++;
				}
				activatePic(rodomas);
			}
			

			
			

			
		
		
		function start_js(){
			viso = picList.length-1;
			if (picList.length>1) {
				if($('main_img')) {
					loadRotator();
					rotator();
					new PeriodicalExecuter(rotator, picrotatortime);
				}
			}
			
		}

		if (window.addEventListener) {
			window.addEventListener("load", start_js, false);
		}
		else if (window.attachEvent) {
			window.attachEvent("onload", start_js);
		}