function initialize(){
    document.location = '#home_a';
    document.getElementById('news').style.visibility = 'visible';
    document.getElementById('home').style.visibility = 'visible';
    document.getElementById('donate').style.visibility = 'visible';

    //  News Slider 
    $("#slider_nav").jFlow({
        slides: "#slider_content_list",
        width: "868px",
        height: "110px",
        duration: 600
    });
}

var news_number_slide = 3;
function news_slider(num){
    for(var i=1; i<=news_number_slide; i++){
        if(i==num){
            document.getElementById('btn'+i).className = 'jFlowControl active';
        }else{
            document.getElementById('btn'+i).className = 'jFlowControl';
        }
    }

    news_slide_active = num;
}

var news_slide_active = 1;

function news_slider_next(){
    news_slide_active++;
    if(news_slide_active>news_number_slide){
        news_slide_active = 1;
    }
    news_slider(news_slide_active);
}

function news_slider_prev(){
    news_slide_active--;
    if(news_slide_active<1){
        news_slide_active = news_number_slide;
    }
    news_slider(news_slide_active);
}