/* core.js */
/*
	A great deal of this code depends on the jQuery library by John Resig.
	More information on jQuery is available from http://jquery.com/
*/
/**
 * @fileoverview JavaScript library for RedCross.org
 * @projectDescription JavaScript library for RedCross.org
 * @author Navigation Arts (http://navarts.com/)
 * @version 2006-08-13
 * @Modified 2008-01-29 Tom Oliviero: Removed Yahoo Map API calls and modified name of ZIP Code field
 * @Modified 2009-10-08 Ivan Chou: Added functions for Join Us form handling
 *
 */
// variables and configuration items
	/** speed that animation effects should take place at, options are: normal, fast, slow, x-slow, x-fast */
	var animspeed = 'normal';
	/** default text strings for self-clearing form fields */
	var searchfield_txt = 'Search';
	var zipfield_txt = 'Enter your zip code';
	/** state managing variables for homepage subsection menu */
	var nav_main = false;
	var nav_sub = false;
	var nav_visible = false;
	var nav_open = false;
	var nav_close = false;
	/** */
	var useflash = false;
// reusable functions
	/**
	 * This function clips excess whitespace characters from a String.
	 * @param {String} str The text string you want to trim excess whitespace from.
	 * @return {String} The trimmed string.
	 */
	function trim(str) {
		str = this != window? this : str;
		return str.replace(/^\s+/g,'').replace(/\s+$/g,'');
	}
	/**
	 * Checks if the homepage expanding menu should be open or closed and adjusts it appropriately.
	 */
	function checkmenu(){
		if((nav_main || nav_sub) && !nav_visible){ 
			if(!nav_open && !nav_close){
				nav_open = true;
				$('div#subsections').slideDown(
					animspeed,
					function(){
						$('#flash-anim *').hide();
						nav_open = false;
						nav_visible = true;

					}
				);

			}

		}else if(!nav_main && !nav_sub && nav_visible){
			if(!nav_close && !nav_open){
				nav_close = true;
				$('#flash-anim *').show();
				$('div#subsections').slideUp(
					animspeed,
					function(){
						nav_close = false;
						nav_visible = false;

					}
				);

			}

		}

	}
// execute these actions when the DOM is ready to be manipulated
	$(document).ready(function(){
							   
		/**
		* This code is for form validation when form class and id = "theform"
		*/
		// $("#theform").validate();
		
		/**
		 * This code manages the self-clearing and restoring "site search" form field.
		 */
			$('input[name=qt_temp]').val(searchfield_txt);
			$('input[name=qt_temp]').focus(function(){
				if($(this).val()==searchfield_txt){
					$(this).val('');
				}
			});
			$('input[name=qt_temp]').blur(function(){
				if(trim($(this).val())==''){
					$(this).val(searchfield_txt);
				}
			});
		/**
		 * This code manages the self-clearing and restoring Zip code form field for local content.
		 */
			$('div#local-find input#zipcode').val(zipfield_txt);
			$('div#local-find input#zipcode').focus(function(){
				if($(this).val()==zipfield_txt){
					$(this).val('');
				}			
			});
			$('div#local-find input#zipcode').blur(function(){
				if(trim($(this).val())==''){
					$(this).val(zipfield_txt);
				}			
			});
			
		/**
				 * This code displays default local content if there are no local events or local news items 
		 */

		if(!($('#local-news').length||$('#local-events').length)){
				$('div#local-default').show();
		}

		/**
		 * This code manages the second tier navigation on the homepage
		 */
		if($('body#home').get(0)){
			timeit = setInterval('checkmenu()',100);
			$('ul#mainnav').mouseover(function(){
				nav_main = true;

			});
			$('ul#mainnav').mouseout(function(){
				nav_main = false;

			});
			$('div#subsections').mouseover(function(){
				nav_sub = true;

			});
			$('div#subsections').mouseout(function(){
				nav_sub = false;
				$('a.highlightsub').removeClass('highlightsub');

			});
			/**
			 * highlight top level homepage sections based on second-level hovers.
			 */
			$('#sub-nav-1').mouseover(function(){
				$('#nav-1 a').addClass('highlightsub');
				$('#nav-2 a').removeClass('highlightsub');
				$('#nav-3 a').removeClass('highlightsub');
				$('#nav-4 a').removeClass('highlightsub');
			});
			$('#sub-nav-2').mouseover(function(){
				$('#nav-1 a').removeClass('highlightsub');
				$('#nav-2 a').addClass('highlightsub');
				$('#nav-3 a').removeClass('highlightsub');
				$('#nav-4 a').removeClass('highlightsub');
			});
			$('#sub-nav-3').mouseover(function(){
				$('#nav-1 a').removeClass('highlightsub');
				$('#nav-2 a').removeClass('highlightsub');
				$('#nav-3 a').addClass('highlightsub');
				$('#nav-4 a').removeClass('highlightsub');
			});
			$('#sub-nav-4').mouseover(function(){
				$('#nav-1 a').removeClass('highlightsub');
				$('#nav-2 a').removeClass('highlightsub');
				$('#nav-3 a').removeClass('highlightsub');
				$('#nav-4 a').addClass('highlightsub');
			});

		}
		/**
		 * highlight rows in response steps sections
		 */
			$('body#home div.response-steps ul li').mouseover(function(){
				$(this).addClass('over');

			});
			$('body#home div.response-steps ul li').mouseout(function(){
				$(this).removeClass('over');
			});
		/**
		 * flash replacement
		 */
			if($('body#home').get(0)){
				if(usemovie){
					swfobj = new SWFObject(usemovie,'myswf','776','172','7','#ffffff');
					swfobj.addParam('quality','high');
					swfobj.addParam('menu','false');
					swfobj.addParam('wmode','transparent');
					swfobj.write('flash-anim');
				}
			}
	});
	
	// 10-23-09 (IC) - Join Us JS
	function clrTxt (field) {
		if (field.defaultValue == field.value) {
			field.value = '';
		} else if (field.value == '') {
			field.value = field.defaultValue;
		}
	}

	function checkEmail(s) {
		var regexp = /^[a-zA-Z0-9._-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}$/;
		return regexp.test(s);	
	}

	function checkZipcode(s) {
		var regexp = /^\d{5}$/;
		return regexp.test(s);
	}

	// Read a page's GET URL variables and return them as an associative array.
	function getUrlVars()
	{
		var vars = [], hash;
		var hashes = window.location.href.slice(window.location.href.indexOf('?') + 1).split('&');
		for(var i = 0; i < hashes.length; i++)
		{
			hash = hashes[i].split('=');
			vars.push(hash[0]);
			vars[hash[0]] = hash[1];
		}
		return vars;
	}

        function thankUser(t) {
		if ((t == undefined) || (t.length == 0)) {
			$('#thanksJoinUs').hide();
		} else {
			var c1 = document.getElementById("cons_email");
			var c2 = document.getElementById("cons_zip_code");
			c1.value="Email";
			c2.value="Zip Code";
	                $('#joinUs').hide();
       		        $('#thanksJoinUs').show();
			// Don't bug user for another 180 days
			jQuery.cookie('NoReallyDont', 'yes', { expires: 180, domain: '.redcross.org', path: '/' });
		}
        }

	function doSignup() {
		var cons_email=$('#cons_email').val();
		var cons_zip_code=$('#cons_zip_code').val();

		if (!checkEmail(cons_email)) {
			window.alert('Please enter a valid e-mail address.');
			$('#cons_email').focus();	
			return false;
		}	
		if (!checkZipcode(cons_zip_code)) {
			window.alert('Please enter a valid zip code.');
			$('#cons_zip_code').focus();
			return false;
		}

		// Send JSON GET request to survey 2780 - must use "jsonp" callback
		$.get('http://american.redcross.org/site/Survey', {cons_info_component: 't', SURVEY_ID: '2780', ERRORURL: 'http://rcorcotvs05.archq.ri.redcross.net/email/splash/splash_thanks.html', cons_email: cons_email, cons_zip_code: cons_zip_code, ACTION_SUBMIT_SURVEY_RESPONSE: 'ACTION_SUBMIT_SURVEY_RESPONSE'}, function(data) {
		}, "jsonp");

		// POST to local content only if zipcode cookie is empty
		if ($.cookie("zipcode").length == 0) {
			var e=document.getElementById("frmJoinUsRedirPage");
			e.value=window.location.toString();	
			return true;
		} else {
			// Thank user on same page, since we're not POSTing to localCntnt
			thankUser('yes');
			return false;
		}	
	}

	jQuery(document).ready(function() {
		var t = "";
		t = getUrlVars()["thanks"];
		thankUser(t);
	});