function nav_overs(elem)
		{
			var pnav = document.getElementById(elem);
			if(pnav){
			var nav_items = pnav.getElementsByTagName('li');
			for(i=0;i<nav_items.length;i++){
				//dont try to make rollovers for images with no_rollover class
				if(nav_items[i].className != 'act'){
					nav_items[i].onmouseover=function(){$(this).addClass('act');}
					nav_items[i].onmouseout=function(){$(this).removeClass('act');}
				}				
				
			}
			
			}
			
		}

//function to add users to teh CM lists via ajax
function addSignupToCM(){
	var fn = $("#fname").val();
	var ln = $("#lname").val();
	var em = $("#emailad").val();
	var oi = $("#optin").attr("checked");
	
	var pars = 'firstname='+fn+'&lastname='+ln+'&email='+em+'&optin='+oi;
		
		$.ajax({
		   type: "POST",
		   url: "ajax.signup.php",
		   data: pars,
			success: function(msg){
				//clear out the fields
				$("#fname").val('');
				$("#lname").val('');
				$("#emailad").val('');
				
				$("#fname").removeClass('pass');
				$("#lname").removeClass('pass');
				$("#emailad").removeClass('pass');
				
				$("#fname").removeClass('errors');
				$("#lname").removeClass('errors');
				$("#emailad").removeClass('errors');
	
				$("#form_feedback").html('Thank you for subscribing.');
				$("#form_feedback").show();
			}
		 });
}


//helper for making active nav
function makeActiveNav(toLoad){
	var section = toLoad.split('.');
	var tab = 'nav_'+section[0];
	
	$("#nav > li").removeClass('active');
	$("#"+tab).addClass('active');
}

//function for loading content in episodes area
function loadEpisode(url){
	$("#episodesright").load(url);
}

		window.onload=function(){
			nav_overs('nav');
			nav_overs('viz');
		}