$(document).ready(
    function(){
        $("td#planning span").css({"cursor":"pointer"});
        $("td#planning ul").css({"display":"none"}).css({"font-size":"0.8em"}).css({"padding-left":"20px"}).css({"margin-left":"0px"}).css({"width":"90px"});
        $("td#planning").click(function(){
            $("td#planning ul").slideToggle("fast");
            swapArrows($("td img.planning"));
        });

        $("td#checklists span").css({"cursor":"pointer"});
        $("td#checklists ul").css({"display":"none"}).css({"font-size":"0.8em"}).css({"padding-left":"20px"}).css({"margin-left":"0px"}).css({"width":"90px"});
        $("td#checklists").click(function(){
            $("td#checklists ul").slideToggle("fast");
            swapArrows($("td img.checklists"));
        });
        
        $("td#quizzes span").css({"cursor":"pointer"});
        $("td#quizzes ul").css({"display":"none"}).css({"font-size":"0.8em"}).css({"padding-left":"20px"}).css({"margin-left":"0px"}).css({"width":"90px"});
        $("td#quizzes").click(function(){
            $("td#quizzes ul").slideToggle("fast");
            swapArrows($("td img.quizzes"));
        });
        
        $("td#rss_events span").css({"cursor":"pointer"});
        $("td#rss_events ul").css({"display":"none"}).css({"font-size":"0.8em"}).css({"padding-left":"20px"}).css({"margin-left":"0px"}).css({"width":"90px"});
        $("td#rss_events").click(function(){
            $("td#rss_events ul").slideToggle("fast");
            swapArrows($("td img.events"));
        })
        
        $("td#rss_news span").css({"cursor":"pointer"});
        $("td#rss_news ul").css({"display":"none"}).css({"font-size":"0.8em"}).css({"padding-left":"20px"}).css({"margin-left":"0px"}).css({"width":"90px"});
        $("td#rss_news").click(function(){
            $("td#rss_news ul").slideToggle("fast");
            swapArrows($("td img.news"));
        })
        
        $("td#casestudy span").css({"cursor":"pointer"});
        $("td#casestudy ul").css({"display":"none"}).css({"font-size":"0.8em"}).css({"padding-left":"20px"}).css({"margin-left":"0px"}).css({"width":"90px"});
        $("td#casestudy").click(function(){
            $("td#casestudy ul").slideToggle("fast");
            swapArrows($("td img.casestudies"));
        });
    }
);

function swapArrows(imageObj){
    if(imageObj.attr("src") == "/img/arrow.png")
    {
        imageObj.attr("src","/img/arrow_down.png");
    }else{
        imageObj.attr("src","/img/arrow.png");
    }
}