/*! NV Forms v2.0 <http://nvinteractive.co.nz>
	Copyright (c) NV Interactive
	
	References:
		utilities.2.1.js
		swfobject.js
		jquery-1.2.6.js
		
	Release Notes:
		2.0
		-- rewrote for jQuery
		
*/

nv_forms = function(){
	
	var TYPES = "input, textarea";
	
	var init = function() {
	
		$(TYPES)
			.bind("focus", _focus)
			.bind("blur", _blur)
			//.filter(":password").each(initPasswordField);
		/*
		for(var t=0; t<types.length; t++){
		var fields = getElement
		sBySelector(types[t]);
	
			for (i=0; i<fields.length; i++) {
				var node = fields[i];
				if (node.type == "text" || node.type == "password" || node.type == "textarea" || node.type.indexOf("select") >= 0) {
					if(node.type == "password"){
						initPasswordField(node);
						initField(node);
					}else{
						initField(node);
					}
				}
				
			}
		}*/
	}
	
	
	function initPasswordField(){

		var iv = $(this).attr("initialvalue");
		
		var openField = document.createElement("input");
		
		with(openField){
			type = 	"text";
			value = iv;
			id = 	"open_" + this.id;
		}
		
		openField.obscuredField = this;
		this.openField = openField;

		$(this).replaceWith(openField);
		$(openField)
			.bind("focus", 	_focus)
			.bind("blur", 	_blur);
			
		this.ispassword = 		true;
		openField.ispassword = 	true;
			
	}

	
	function _focus(evt){

		var field = this;

		if(this.ispassword){
			if(this.obscuredField){
				$(this).replaceWith(this.obscuredField);
				field = this.obscuredField;
				$(field)
					.bind("focus", 	_focus)
					.bind("blur", 	_blur);
			}
		}
		
		if( field.value == $(field).attr("initialvalue")) field.value = "";
		field.select();
		$(field).addClass("focus");
		
	}
	
	function _blur(){
		
		var field = this;		
		if(this.ispassword){
			if(this.openField && this.value == ""){
				$(this).replaceWith(this.openField);
				field = this.openField;
				$(field)
					.bind("focus", 	_focus)
					.bind("blur", 	_blur);
			}
		}
		
		if(field.value == "" && $(field).attr("initialvalue") )field.value = $(field).attr("initialvalue");
		$(field).removeClass("focus");
		
	}
	
	return {
	/* Public API
	*/
	init: init
	}	
	
}();

$(document).ready(nv_forms.init);