function isValidEmailAddress(emailAddress) {
    var pattern = new RegExp(/^(("[\w-\s]+")|([\w-]+(?:\.[\w-]+)*)|("[\w-\s]+")([\w-]+(?:\.[\w-]+)*))(@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$)|(@\[?((25[0-5]\.|2[0-4][0-9]\.|1[0-9]{2}\.|[0-9]{1,2}\.))((25[0-5]|2[0-4][0-9]|1[0-9]{2}|[0-9]{1,2})\.){2}(25[0-5]|2[0-4][0-9]|1[0-9]{2}|[0-9]{1,2})\]?$)/i);
    return pattern.test(emailAddress);
}

function sendOptin() {
	if(isValidEmailAddress($("#search-input").val()))
    {
		var dataString;
		var optincurlurl = $("#optincurl").val();
        dataString=$("#frmnewsletter").serialize();
		
		$.post(optincurlurl,{ url: dataString },
            function(data){
				if(data=="error") {
                    alert("Seu cadastro não foi efetuado.");
                } else {
                    //$("#newsLetterFrmContent").hide();
                    //$("#silverblurb").html(data);
					$("#silverpopResult").html("Seu cadastro na newsletter foi efetuado");
					$("#silverpopResult").toggle();
                }
            });
			
	} else {
		alert("email invalido.");
	}
    return false;
}


$(document).ready(function(){
    $("#search-input").focus(function(){
        $(this).val("");
        $(this).css("color","#000000");
        $(this).css("font-style","normal");
    });
	
	/* subscribe to newsletter */
	$("#silverpopSubmit a").click(function(event){
		event.preventDefault();
		sendOptin();
	});
	
	/* submit article comment */
	$("#SubmitCommentButton").click(function(event){
		event.preventDefault();
		$("#frm_articleComment").submit();
	});
	
	/* toggle small favourite articles panel */
	$("#FaveArtLink a").click(function(event){
		event.preventDefault();
		$("div.blueArrowRight").toggle();
		$("div.blueArrowBottom").toggle();
		$("div.SmallArticleFavouritesList").toggle();
	});
	
	/* search schools panel */
	$("#searchStateSel").change(function() {
		var selState = $("#searchStateSel").val();
		var action = $("#action").val();
		var siteURL = $("#siteURL").val();
		var ajaxhelper = siteURL + "/ajaxhelper";
		var dataString;
        dataString=$("#frmSearchSchool").serialize();
		$.post(ajaxhelper,{ action: action, stateID: selState },
            function(data){
                if(data=="Error") {
                    //console.info("Sorry, we were unable to process your request.");
                } else {
					$("#coverSearchSchoolSubmit").hide();
					$("#searchSchoolSubmit a").addClass("searchSchoolSubmit");
					var jason_data = eval("("+data+")");
					var content = "<option value=''>Selecione Cidade</option>";
					$.each(jason_data.rsp.content,function(i,item){
						content += "<option value='"+item.Cidade+"'>"+item.Cidade+"</option>";
					});
					$("#searchCitySel").html(content);
					$("#searchCitySel").attr("disabled", "");
					$("#searchSchoolBtn").attr("disabled", "");
                }
            }
		);
	});
	
    $("#searchSchoolSubmit a").click(function(event){
		event.preventDefault();
		var selState = $("#searchStateSel option:selected").text();
		var selCity = $("#searchCitySel").val();
		var siteURL = $("#siteURL").val() + "/categories/Universidades/";
		if (selState == "" || selCity == "") {
			alert("Selecione o Estado e a Cidade onde deseja buscar universidades.");
			return false;
		} else {
			selState = selState.replace(/\s/g, "-");
			selCity = selCity.replace(/\s/g, "-");
			siteURL += selState + "/" + selCity + "/";
			window.location.href = siteURL;
		}
    });
	
});

/*- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
	ADxMenu.js - v4 (4.10)
	www.aplus.co.yu/adxmenu/
	- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
	(c) Copyright 2003, Aleksandar Vacic, www.aplus.co.yu
		This work is licensed under the Creative Commons Attribution License.
		To view a copy of this license, visit http://creativecommons.org/licenses/by/2.0/ or
		send a letter to Creative Commons, 559 Nathan Abbott Way, Stanford, California 94305, USA
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -*/
function ADxMenu_IESetup() {
	var aTmp2, i, j, oLI, aUL, aA;
	var aTmp = xGetElementsByClassName("adxm", document, "ul");
	for (i=0;i<aTmp.length;i++) {
		aTmp2 = aTmp[i].getElementsByTagName("li");
		for (j=0;j<aTmp2.length;j++) {
			oLI = aTmp2[j];
			aUL = oLI.getElementsByTagName("ul");
			//	if item has submenu, then make the item hoverable
			if (aUL && aUL.length) {
				oLI.UL = aUL[0];	//	direct submenu
				aA = oLI.getElementsByTagName("a");
				if (aA && aA.length)
					oLI.A = aA[0];	//	direct child link
				//	li:hover
				oLI.onmouseenter = function() {
					this.className += " adxmhover";
					this.UL.className += " adxmhoverUL";
					if (this.A) this.A.className += " adxmhoverA";
					if (WCH) WCH.Apply( this.UL, this, true );
				};
				//	li:blur
				oLI.onmouseleave = function() {
					this.className = this.className.replace(/adxmhover/,"");
					this.UL.className = this.UL.className.replace(/adxmhoverUL/,"");
					if (this.A) this.A.className = this.A.className.replace(/adxmhoverA/,"");
					if (WCH) WCH.Discard( this.UL, this );
				};
			}
		}	//for-li.submenu
	}	//for-ul.adxm
}

//	adds support for WCH. if you need WCH, then load WCH.js BEFORE this file
if (typeof(WCH) == "undefined") WCH = null;

/*	xGetElementsByClassName()
	Returns an array of elements which are
	descendants of parentEle and have tagName and clsName.
	If parentEle is null or not present, document will be used.
	if tagName is null or not present, "*" will be used.
	credits: Mike Foster, cross-browser.com.
*/
function xGetElementsByClassName(clsName, parentEle, tagName) {
	var elements = null;
	var found = new Array();
	var re = new RegExp('\\b'+clsName+'\\b');
	if (!parentEle) parentEle = document;
	if (!tagName) tagName = '*';
	if (parentEle.getElementsByTagName) {elements = parentEle.getElementsByTagName(tagName);}
	else if (document.all) {elements = document.all.tags(tagName);}
	if (elements) {
		for (var i = 0; i < elements.length; ++i) {
			if (elements[i].className.search(re) != -1) {
				found[found.length] = elements[i];
			}
		}
	}
	return found;
}

/*	allows instant "window.onload" (DOM.onload) function execution. shortened version, just IE code
	credits: Dean Edwards/Matthias Miller/John Resig/Rob Chenny
	http://www.cherny.com/webdev/27/domloaded-updated-again
*/
var DomLoaded = {
	onload: [],
	loaded: function() {
		if (arguments.callee.done) return;
		arguments.callee.done = true;
		for (i = 0;i < DomLoaded.onload.length;i++) DomLoaded.onload[i]();
	},
	load: function(fireThis) {
		this.onload.push(fireThis);
		/*@cc_on @*/
		/*@if (@_win32)
		var proto = "src='javascript:void(0)'";
		if (location.protocol == "https:") proto = "src=//0";
		document.write("<scr"+"ipt id=__ie_onload defer " + proto + "><\/scr"+"ipt>");
		var script = document.getElementById("__ie_onload");
		script.onreadystatechange = function() {
		    if (this.readyState == "complete") {
		        DomLoaded.loaded();
		    }
		};
		/*@end @*/
	}
};

//	load the setup function
DomLoaded.load(ADxMenu_IESetup);