function small_progress() { 
	return '<img src="images/circle_progress.gif" style="border:none;margin:2px;" />';
}

var Fat = {
	make_hex : function (r,g,b) 
	{
		r = r.toString(16); if (r.length == 1) r = '0' + r;
		g = g.toString(16); if (g.length == 1) g = '0' + g;
		b = b.toString(16); if (b.length == 1) b = '0' + b;
		return "#" + r + g + b;
	},
	fade_all : function ()
	{		
		var a = document.getElementsByTagName("*");
		for (var i = 0; i < a.length; i++) 
		{
			var o = a[i];
			var r = /fade-?(\w{3,6})?/.exec(o.className);
			if (r)
			{
				if (!r[1]) r[1] = "";
				if (o.id) Fat.fade_element(o.id,null,null,"#"+r[1]);
			}
		}
	},
	fade_element : function (id, fps, duration, from, to) 
	{
		if (!fps) fps = 30;
		if (!duration) duration = 3000;
		if (!from || from=="#") from = "#FF0000";
		if (!to) to = this.get_bgcolor(id);
		
		var frames = Math.round(fps * (duration / 1000));
		var interval = duration / frames;
		var delay = interval;
		var frame = 0;
		
		if (from.length < 7) from += from.substr(1,3);
		if (to.length < 7) to += to.substr(1,3);
		
		var rf = parseInt(from.substr(1,2),16);
		var gf = parseInt(from.substr(3,2),16);
		var bf = parseInt(from.substr(5,2),16);
		var rt = parseInt(to.substr(1,2),16);
		var gt = parseInt(to.substr(3,2),16);
		var bt = parseInt(to.substr(5,2),16);
		
		var r,g,b,h;
		while (frame < frames)
		{
			r = Math.floor(rf * ((frames-frame)/frames) + rt * (frame/frames));
			g = Math.floor(gf * ((frames-frame)/frames) + gt * (frame/frames));
			b = Math.floor(bf * ((frames-frame)/frames) + bt * (frame/frames));
			h = this.make_hex(r,g,b);
		
			setTimeout("Fat.set_bgcolor('"+id+"','"+h+"')", delay);

			frame++;
			delay = interval * frame; 
		}
		setTimeout("Fat.set_bgcolor('"+id+"','"+to+"')", delay);
	},
	set_bgcolor : function (id, c)
	{
		var o = document.getElementById(id);
		o.style.backgroundColor = c;
	},
	get_bgcolor : function (id)
	{
		var o = document.getElementById(id);
		while(o)
		{
			var c;
			if (window.getComputedStyle) c = window.getComputedStyle(o,null).getPropertyValue("background-color");
			if (o.currentStyle) c = o.currentStyle.backgroundColor;
			if ((c != "" && c != "transparent") || o.tagName == "BODY") { break; }
			o = o.parentNode;
		}
		if (c == undefined || c == "" || c == "transparent") c = "#FFFFFF";
		var rgb = c.match(/rgb\s*\(\s*(\d{1,3})\s*,\s*(\d{1,3})\s*,\s*(\d{1,3})\s*\)/);
		if (rgb) c = this.make_hex(parseInt(rgb[1]),parseInt(rgb[2]),parseInt(rgb[3]));
		return c;
	}
}
function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}
function pleaseConfirm() {
	if (confirm("Please confirm or cancel this action?")) {return true;}
	else {return false;}
}
function confirmText(t) {
	if (confirm(t)) {return true;}
	else {return false;}
}
function toggleDisplay(objectID) {
	var object = document.getElementById(objectID);
	state = object.style.display;
	if (state == 'none')
		object.style.display = 'block';
	else if (state != 'none')
		object.style.display = 'none'; 
}
function toggleOn(objectID) {
	var object = document.getElementById(objectID);
	object.style.display = 'block';
}
function toggleOff(objectID) {
	var object = document.getElementById(objectID);
	object.style.display = 'none';
}
function setDisplay(objectID,state) {
	var object = document.getElementById(objectID);
	object.style.display = state;
}
function countInstances(string, word) {
  var substrings = string.split(word);
  return substrings.length - 1;
}
function URLencode(sStr) {
    return escape(sStr).replace(/\+/g, '%2C').replace(/\"/g,'%22').replace(/\'/g, '%27');
}
function setAllFields(state) {
	var ele, i;
	ele = document.getElementsByTagName("input");
	for (i in ele) {
		ele[i].disabled = state;
	}
}
function stripHTML(z) {
	return z.replace(/(<([^>]+)>)/ig, "");
}
function trim(str) {
	return str.replace(/^\s*|\s*$/g,"");
}
function zipLookup(v, city_id, state_id) {
	x_zipLookup(v, city_id, state_id, zipLookup_cb);
}
function zipLookup_cb(z) {
	var results = z.split("|");
	if (results[0] == "1") {
		document.getElementById(results[1]).value = results[2];
		document.getElementById(results[3]).value = results[4];
	}
}
function editUpload(u) {
	document.getElementById("title-"+u).style.display = 'block';	
	document.getElementById("upload_caption-"+u).focus();
}
function saveUploadCaption(u) {
	document.getElementById("capCtrl-"+u).innerHTML = small_progress();
	var c = document.getElementById("upload_caption-"+u).value.replace('+', '[PLUS]');
	xajax_saveUploadCaption(u, c);
}