var c=0;
var t;
function timedCount() {
  c=c+1;
  if (c==4) c=1;
  if (c==1) { blendimage('blenddiv','blendimage', '/system/modules/au.com.kit4kids/resources/images/features/image1.jpg',3000); }
  if (c==2) { blendimage('blenddiv','blendimage', '/system/modules/au.com.kit4kids/resources/images/features/image2.jpg',3000); }
  if (c==3) { blendimage('blenddiv','blendimage', '/system/modules/au.com.kit4kids/resources/images/features/image3.jpg',3000); }
  t=setTimeout("timedCount()",6000);
}


function opacity(id, opacStart, opacEnd, millisec) {
	//speed for each frame
	var speed = Math.round(millisec / 100);
	var timer = 0;

	//determine the direction for the blending, if start and end are the same nothing happens
	if(opacStart > opacEnd) {
		for(i = opacStart; i >= opacEnd; i--) {
			setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
			timer++;
		}
	} else if(opacStart < opacEnd) {
		for(i = opacStart; i <= opacEnd; i++)
			{
			setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
			timer++;
		}
	}
}

//change the opacity for different browsers
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 shiftOpacity(id, millisec) {
	//if an element is invisible, make it visible, else make it ivisible
	if(document.getElementById(id).style.opacity == 0) {
		opacity(id, 0, 100, millisec);
	} else {
		opacity(id, 100, 0, millisec);
	}
}

function blendimage(divid, imageid, imagefile, millisec) {
	var speed = Math.round(millisec / 100);
	var timer = 0;
	
	//set the current image as background
	document.getElementById(divid).style.backgroundImage = "url(" + document.getElementById(imageid).src + ")";
	
	//make image transparent
	changeOpac(0, imageid);
	
	//make new image
	document.getElementById(imageid).src = imagefile;

	//fade in image
	for(i = 0; i <= 100; i++) {
		setTimeout("changeOpac(" + i + ",'" + imageid + "')",(timer * speed));
		timer++;
	}
}

function currentOpac(id, opacEnd, millisec) {
	//standard opacity is 100
	var currentOpac = 100;
	
	//if the element has an opacity set, get it
	if(document.getElementById(id).style.opacity < 100) {
		currentOpac = document.getElementById(id).style.opacity * 100;
	}

	//call for the function that changes the opacity
	opacity(id, currentOpac, opacEnd, millisec)
}

function copyDeliveryDetails() {
	document.getElementById('deliveryAddress1').value=document.getElementById('address1').value;
	document.getElementById('deliveryAddress2').value=document.getElementById('address2').value;
	document.getElementById('deliverySuburb').value=document.getElementById('suburb').value;
        document.getElementById('deliveryPhone').value=document.getElementById('phone').value;
	var x=document.getElementById('deliveryPostcode');
	for (i=0;i<x.length;i++)
     	{
    	  if (x.options[i].text==document.getElementById('postcode').value) {
	  x.selectedIndex=i;
	  }
    	}
}