// Clifford Nass

$(document).ready(function(){
 
	$(".rss-popup a").hover(function() {
	$(this).next("em").stop(true, true).animate({opacity: "show", top: "-75"}, "slow");
	}, function() {
	$(this).next("em").animate({opacity: "hide", top: "-90"}, "fast");
	});
	
	/* FORM VALIDATION */
	
	// Place ID's of all required fields here.
	required = ["firstName", "lastName", "email", "message"];
	// If using an ID other than #email or #error then replace it here
	email = $("#email");
	errornotice = $("#error");
	// The text to show up within a field when it is incorrect
	emptyerror = "Please fill out this field.";
	emailerror = "Please enter a valid e-mail.";

	$("#contactForm").submit(function(){	
		//Validate required fields
		for (i=0;i<required.length;i++) {
			var input = $('#'+required[i]);
			if ((input.val() == "") || (input.val() == emptyerror)) {
				input.addClass("needsfilled");
				input.val(emptyerror);
				errornotice.fadeIn(750);
			} else {
				input.removeClass("needsfilled");
			}
		}
		// Validate the e-mail.
		if (!/^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/.test(email.val())) {
			email.addClass("needsfilled");
			email.val(emailerror);
		}

		//if any inputs on the page have the class 'needsfilled' the form will not submit
		if ($(":input").hasClass("needsfilled")) {
			return false;
		} else {
			errornotice.hide();
			return true;
		}
	});
	
	// Clears any fields in the form when the user clicks on them
	$(":input").focus(function(){		
	   if ($(this).hasClass("needsfilled") ) {
			$(this).val("");
			$(this).removeClass("needsfilled");
	   }
	});
	
	
	
	
	
 
});

/*Loading DIVs via AJAX*/
var loadedobjects=""
var rootdomain="http://"+window.location.hostname

function ajaxpage(url, containerid){
var page_request = false
if (window.XMLHttpRequest) // if Mozilla, Safari etc
page_request = new XMLHttpRequest()
else if (window.ActiveXObject){ // if IE
try {
page_request = new ActiveXObject("Msxml2.XMLHTTP")
} 
catch (e){
try{
page_request = new ActiveXObject("Microsoft.XMLHTTP")
}
catch (e){}
}
}
else
return false
page_request.onreadystatechange=function(){
loadpage(page_request, containerid)
}
page_request.open('GET', url, true)
page_request.send(null)
}

function loadpage(page_request, containerid){
if (page_request.readyState == 4 && (page_request.status==200 || window.location.href.indexOf("http")==-1))
document.getElementById(containerid).innerHTML=page_request.responseText
}

function loadobjs(){
if (!document.getElementById)
return
for (i=0; i<arguments.length; i++){
var file=arguments[i]
var fileref=""
if (loadedobjects.indexOf(file)==-1){ //Check to see if this object has not already been added to page before proceeding
if (file.indexOf(".js")!=-1){ //If object is a js file
fileref=document.createElement('script')
fileref.setAttribute("type","text/javascript");
fileref.setAttribute("src", file);
}
else if (file.indexOf(".css")!=-1){ //If object is a css file
fileref=document.createElement("link")
fileref.setAttribute("rel", "stylesheet");
fileref.setAttribute("type", "text/css");
fileref.setAttribute("href", file);
}
}
if (fileref!=""){
document.getElementsByTagName("head").item(0).appendChild(fileref)
loadedobjects+=file+" " //Remember this object as being already added to page
}
}
}