/* swap image facility */
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

/* preload facility */

function MM_preloadImages()
{
	var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
	var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
	if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

/* clear data */
function clearField(me)
{
	if (me.defaultValue==me.value) me.value = '';
}

/* popup */
function popUp(myFile, myName, myWidth, myHeight) {
	//var image = window.open(myFile, myName ,"width=" + myWidth + ",height=" + myHeight + ",status=no,toolbar=no,directories=no,scrollbars=no,location=no,resizable=no,menubar=no")

	var t = null
	if ((myName) && (myName != '_blank'))
		t = myName;
	var a = myFile;
	var g = false;
	tb_show(t,a,g);
	//this.blur();
	//return false;
	
}

function popUpPage(myFile, myName, myWidth, myHeight) {
	var image = window.open(myFile, myName ,"width=" + myWidth + ",height=" + myHeight + ",status=no,toolbar=no,directories=no,scrollbars=no,location=no,resizable=no,menubar=no")

	return false;
}

/* menu slider */
var menuSlider=function(){
	var m,e,g,s,q,i; e=[]; q=8; i=8;
	return{
		init:function(j,k){
			m=document.getElementById(j); e=m.getElementsByTagName('li');
			var i,l,w,p; i=0; l=e.length;
			for(i;i<l;i++){
				var c,v; c=e[i]; v=c.value; if(v==1){s=c; w=c.offsetWidth; p=c.offsetLeft}
				c.onmouseover=function(){menuSlider.mo(this)}; c.onmouseout=function(){menuSlider.mo(s)};
			}
			g=document.getElementById(k); g.style.width=w+'px'; g.style.left=p+'px';
		},
		mo:function(d){
			clearInterval(m.tm);
			var el,ew; el=parseInt(d.offsetLeft); ew=parseInt(d.offsetWidth);
			m.tm=setInterval(function(){menuSlider.mv(el,ew)},i);
		},
		mv:function(el,ew){
			var l,w; l=parseInt(g.offsetLeft); w=parseInt(g.offsetWidth);
			if(l!=el||w!=ew){
				if(l!=el){var ld,lr,li; ld=(l>el)?-1:1; lr=Math.abs(el-l); li=(lr<q)?ld*lr:ld*q; g.style.left=(l+li)+'px'}
				if(w!=ew){var wd,wr,wi; wd=(w>ew)?-1:1; wr=Math.abs(ew-w); wi=(wr<q)?wd*wr:wd*q; g.style.width=(w+wi)+'px'}
			}else{clearInterval(m.tm)}
}};}();

/* shuffle script */
(function($){
  $.fn.shuffle = function() {
    return this.each(function(){
      var items = $(this).children();
      return (items.length)
        ? $(this).html($.shuffle(items))
        : this;
    });
  }
 
  $.shuffle = function(arr) {
    for(
      var j, x, i = arr.length; i;
      j = parseInt(Math.random() * i),
      x = arr[--i], arr[i] = arr[j], arr[j] = x
    );
    return arr;
  }
})(jQuery);

/* twitter */
	$(function() {	    	
		
		$.getJSON('http://twitter.com/status/user_timeline/LifeChurchLife.json?count=3&callback=?', function(data){
			$.each(data, function(index, item){
				$('#twitter').append('<div class="tweet"><p>' + item.text.linkify() + '</p><p class="time">' + relative_time(item.created_at) + '</p></div>');
			});
		});
		
		function relative_time(time_value) {
		  var values = time_value.split(" ");
		  time_value = values[1] + " " + values[2] + ", " + values[5] + " " + values[3];
		  var parsed_date = Date.parse(time_value);
		  var relative_to = (arguments.length > 1) ? arguments[1] : new Date();
		  var delta = parseInt((relative_to.getTime() - parsed_date) / 1000);
		  delta = delta + (relative_to.getTimezoneOffset() * 60);
		  
		  var r = '';
		  if (delta < 60) {
			r = 'a minute ago';
		  } else if(delta < 120) {
			r = 'couple of minutes ago';
		  } else if(delta < (45*60)) {
			r = (parseInt(delta / 60)).toString() + ' minutes ago';
		  } else if(delta < (90*60)) {
			r = 'an hour ago';
		  } else if(delta < (24*60*60)) {
			r = '' + (parseInt(delta / 3600)).toString() + ' hours ago';
		  } else if(delta < (48*60*60)) {
			r = '1 day ago';
		  } else {
			r = (parseInt(delta / 86400)).toString() + ' days ago';
		  }
		  
		  return r;
		}
		
		String.prototype.linkify = function() {
			return this.replace(/[A-Za-z]+:\/\/[A-Za-z0-9-_]+\.[A-Za-z0-9-_:%&\?\/.=]+/, function(m) {
				return m.link(m);
			});
		};
		
	});
	
/* nice dropdowns */
$(document).ready(function() {
	
	//dropdown menu
	$('#topnav ul').superfish({ 
            delay:       0,
            animation:   {opacity:'show',height:'show'},
            speed:       'fast',
            autoArrows:  false,
            dropShadows: false
        });
	
});