5lo-skrypt

//skrypt: zmiana kontrastu strony i wielkosci czcionek
var style_number = 0;
function style_switcher() {
    if(style_number == 0) {
        document.getElementById('strona').style.background = "url('images/strona-dark.png') repeat-x";
        document.getElementsByTagName('body')[0].style.background = "black";
        $('#srodek a').css("color", "white");
        $('h4').css("color", "white");
        $('#srodek h4').css("background", "url('images/strzalka-dark.jpg') no-repeat 0 5px");
        $('font').css("color", "white");
        $('b').css("color", "white");
        var img_s = document.getElementsByTagName("img");
        var i_s = 0;
        while(img_s[i_s]) {
            if(img_s[i_s].getAttribute('src') == "images/menu_g.jpg") {
                img_s[i_s].setAttribute('src', 'images/menu_g-dark.png')
            }
            if(img_s[i_s].getAttribute('src') == "images/witamy.gif") {
                img_s[i_s].setAttribute('src', 'images/witamy.png')
            }
            if(img_s[i_s].getAttribute('src') == "images/dol.jpg") {
                img_s[i_s].setAttribute('src', 'images/dol.png');
            }
            i_s++;
        }
        $('#czarny-pasek').css("display", "block");
        var x = document.getElementById("iframe");
        var y = (x.contentWindow || x.contentDocument);
        if (y.document)y = y.document;
        y.getElementById('menu2').style.backgroundImage = "none";
        y.getElementById('menu_r').style.backgroundImage = "none";
        y.getElementById('menu_r').style.background = "black";
        var nag_h5_array = y.getElementsByTagName('h5');
        var i = 0;
        while(nag_h5_array[i] != null) {
            nag_h5_array[i].style.color = "white";
            nag_h5_array[i].style.backgroundImage = "url('../images/strzalka3-dark.png')";
            i++;
        }
        var class_l2_array = y.getElementsByClassName('l2');
        var i = 0;
        while(class_l2_array[i] != null) {
            class_l2_array[i].style.color = "white";
            i++;
        }
        var class_l_array = y.getElementsByClassName('l');
        var i = 0;
        while(class_l_array[i] != null) {
            class_l_array[i].style.color = "white";
            class_l_array[i].style.backgroundImage = "url('../images/strzalka2-dark.jpg')"
            i++;
        }

        document.getElementById('style-button').style.background = "rgba(255,255,255,0.90)";
        document.getElementById('style-button').style.color = "black";
        $("#font-button").css("color", "black");
        $("#font-button").css("background", "rgba(255,255,255,0.90)");
        style_number = 1;
    }
    else if(style_number == 1) {
        document.getElementById('strona').style.background = "url('images/strona.gif') repeat-x";
        document.getElementsByTagName('body')[0].style.background = "white";
        $('#srodek a').css("color", "#5487a7");
        $('h4').css("color", "#ea5329");
        $('#srodek h4').css("background", "url('images/strzalka.jpg') no-repeat 0 5px");
        $('font').css("color", "#EA5329");
        $('b').css("color", "#6D6E70");
        var img_s = document.getElementsByTagName("img");
        var i_s = 0;
        while(img_s[i_s]) {
            if(img_s[i_s].getAttribute('src') == "images/menu_g-dark.png") {
                img_s[i_s].setAttribute('src', 'images/menu_g.jpg')
            }
            if(img_s[i_s].getAttribute('src') == "images/witamy.png") {
                img_s[i_s].setAttribute('src', 'images/witamy.gif')
            }
            if(img_s[i_s].getAttribute('src') == "../images/dol.png") {
                img_s[i_s].setAttribute('src', '../images/dol.jpg');
            }
            i_s++;
        }
        $('#czarny-pasek').css("display", "none");
        var x = document.getElementById("iframe");
        var y = (x.contentWindow || x.contentDocument);
        if (y.document)y = y.document;
        y.getElementById('menu2').style.backgroundImage = "url('../images/blok_mm24.PNG')";
        y.getElementById('menu_r').style.backgroundImage = "url('../images/menu_b2.jpg')";
        var nag_h5_array = y.getElementsByTagName('h5');
        var i = 0;
        while(nag_h5_array[i] != null) {
            nag_h5_array[i].style.color = "#ea5329";
            nag_h5_array[i].style.backgroundImage = "url('../images/strzalka3.jpg')";
            i++;
        }
        var class_l2_array = y.getElementsByClassName('l2');
        var i = 0;
        while(class_l2_array[i] != null) {
            class_l2_array[i].style.color = "#5487a7";
            i++;
        }
        var class_l_array = y.getElementsByClassName('l');
        var i = 0;
        while(class_l_array[i] != null) {
            class_l_array[i].style.color = "#87888a";
            class_l_array[i].style.backgroundImage = "url('../images/strzalka2.jpg')"
            i++;
        }

        document.getElementById('style-button').style.background = "rgba(0,0,0,0.70)";
        document.getElementById('style-button').style.color = "white";
        $("#font-button").css("color", "white");
        $("#font-button").css("background", "rgba(0,0,0,0.70)");
        style_number = 0;
    }
}
var font_number = 0;
function font_switcher() {
    if(font_number == 0) {
        $('p.news a').css('font-size', '14px');
        $('h4 span').css('font-size', '14px');
        font_number = 1;
    }
    else if(font_number == 1) {
        $('p.news a').css('font-size', '18px');
        $('h4 span').css('font-size', '18px');
        font_number = 2;
    }
    else if(font_number == 2) {
        $('p.news a').css('font-size', '11px');
        $('h4 span').css('font-size', '12px');
        font_number = 0;
    }
}