/*
* Form Foolery
* Version 2 - http://www.alexwelch.com/formfoolery/
* 6/7/07
* By Alex Welch 
* Licensed under the Creative Commons Attribution-Share Alike 3.0 License - http://creativecommons.org/licenses/by-sa/3.0/
*/

// function for auto tabbing
var field_length=0;
function TabNext(obj,event,len,next_field) {
	if (event == "down") {
		field_length=obj.value.length;
		}
	else if (event == "up") {
		if (obj.value.length != field_length) {
			field_length=obj.value.length;
			if (field_length == len) {
				next_field.focus();
				}
			}
		}
	}


//type = textarea, input, select, option

function resetFields() {
	var inputs = $A(document.getElementsByTagName('input'));	
	var textareas = $A(document.getElementsByTagName('textarea'));
	var selects = $A(document.getElementsByTagName('select'));
	var options = $A(document.getElementsByTagName('option'));
	var elements = inputs.concat(textareas).concat(selects).concat(options);
  // for (var i=0; i<whichform.elements.length; i++) {
	for (var i = 0; i<elements.length; i++) {
  // var element = whichform.elements[i];
		var element = elements[i];
    if (element.type == "submit") continue;
    	
			$(element).addClassName("default");
			element.onfocus = function() {
				$(this).addClassName('focus');
				
				if ($(this).className.match(/new/)) {
					$(this).addClassName('default');
					if (this.value == this.defaultValue) {
					this.value = '';					
					}
				}
			}
		
    element.onblur = function() {	
				$(this).removeClassName("focus");
				$(this).removeClassName("default");
				if ($(this).className.match(/new/)) {
					if (this.value == '') {
						this.value = this.defaultValue;
						$(this).addClassName('default');
					}
				}
		}
  }
}

/* ADDED - from quirksmode */

var W3CDOM = (document.createElement && document.getElementsByTagName);

function initFileUploads() {	
	if (!W3CDOM) return;	
	var fakeFileUpload = document.createElement('div');
	fakeFileUpload.className = 'fakefile';
	fakeFileUpload.appendChild(document.createElement('input'));
	var image = document.createElement('img');
	image.src='/images/admin/browse_btn.jpg';	
	fakeFileUpload.appendChild(image);
	var x = document.getElementsByTagName('input');
	for (var i=0;i<x.length;i++) {		
		if (x[i].type != 'file') continue;		
		if (x[i].parentNode.className != 'fileinputs') continue;
		x[i].className = 'file hidden';
		var clone = fakeFileUpload.cloneNode(true);
		x[i].parentNode.appendChild(clone);
		x[i].relatedElement = clone.getElementsByTagName('input')[0];
		x[i].onchange = x[i].onmouseout = function () {
			this.relatedElement.value = this.value;			
		}
	}
}

addLoadEvent(resetFields);
addLoadEvent(initFileUploads); /* ADDED */
addRefreshEvent(resetFields);