function sorsolas() {

    // Logók adatai
    //CISCO
    logo1 = new Image();
    logo1.src = "images/partners/1.jpg";
    logo1.width = 63;
    logo1.height = 60;
    //CompTIA
    logo2 = new Image();
    logo2.src = "images/partners/2.jpg";
    logo2.width = 135;
    logo2.height = 32;
    //Prometric
    logo3 = new Image();
    logo3.src = "images/partners/3.jpg";
    logo3.width = 135;
    logo3.height = 48;
    //Java
    logo4 = new Image();
    logo4.src = "images/partners/4.jpg";
    logo4.width = 36;
    logo4.height = 59;
    //Microsoft
    logo5 = new Image();
    logo5.src = "images/partners/5.jpg";
    logo5.width = 135;
    logo5.height = 31;
    //PearsonVUE
    logo6 = new Image();
    logo6.src = "images/partners/6.jpg";
    logo6.width = 72;
    logo6.height = 60;
    //Oracle
    logo7 = new Image();
    logo7.src = "images/partners/7.jpg";
    logo7.width = 135;
    logo7.height = 14;
    //VMware
    logo8 = new Image();
    logo8.src = "images/partners/8.jpg";
    logo8.width = 81;
    logo8.height = 60;

    var logohely = new Array(0, 0, 0, 0, 0);
    // 5 logóhely van!	
    for (i = 0; i < 5; i++) {
        // 8 partnerlogó van!
        sorsolt = Math.floor(Math.random() * 7) + 1;

        // Megnézzük van-e két egyforma a számok között	
        for (j = 0; j < 5; j++) {
            //			alert ("i="+i+" j="+j+" sorsolt="+sorsolt+" logohely["+j+"]="+logohely[j]+"Logohelyek:"+logohely[0]+","+logohely[1]+","+logohely[2]+","+logohely[3]+","+logohely[4]+",");
            if (logohely[j] == sorsolt) {
                sorsolt = Math.floor(Math.random() * 8) + 1;
                j = -1;
            }
        }
        logohely[i] = sorsolt;
    }

    //Betesszük a kisorsolt logókat!
    for (i = 1; i < 6; i++) {
        imgName = "logo" + logohely[i - 1];
        imgSRC = eval(imgName + ".src");
        imgWIDTH = eval(imgName + ".width");
        imgHEIGHT = eval(imgName + ".height");

        document["partnerlogo" + i].src = imgSRC;
        ["partnerlogo" + i].src = imgSRC;
        document["partnerlogo" + i].width = imgWIDTH;
        ["partnerlogo" + i].width = imgWIDTH;
        document["partnerlogo" + i].height = imgHEIGHT;
        ["partnerlogo" + i].height = imgHEIGHT;
    }

    //*******************************
    //* Referencia szöveg sorsolása *
    //*******************************

    // 10 referencia van!
    referenciaszam = 10;

    var r1 = document.getElementById("ref1")
    var r2 = document.getElementById("ref2")
    var r3 = document.getElementById("ref3")
    var r4 = document.getElementById("ref4")
    var r5 = document.getElementById("ref5")
    var r6 = document.getElementById("ref6")
    var r7 = document.getElementById("ref7")
    var r8 = document.getElementById("ref8")
    var r9 = document.getElementById("ref9")
    var r10 = document.getElementById("ref10")

    sorsoltreferencia = Math.floor(Math.random() * (referenciaszam - 1)) + 1;


    //Mindegyiket NEMLÁTHATÓRA!
    r1.style.display = 'none';
    r2.style.display = 'none';
    r3.style.display = 'none';
    r4.style.display = 'none';
    r5.style.display = 'none';
    r6.style.display = 'none';
    r7.style.display = 'none';
    r8.style.display = 'none';
    r9.style.display = 'none';
    r10.style.display = 'none';

    //A kisorsoltat LÁTHATÓRA!
    if (sorsoltreferencia == 1) {
        r1.style.display = '';
    }
    else if (sorsoltreferencia == 2) {
        r2.style.display = '';
    }

    else if (sorsoltreferencia == 3) {
        r3.style.display = '';
    }

    else if (sorsoltreferencia == 4) {
        r4.style.display = '';
    }

    else if (sorsoltreferencia == 5) {
        r5.style.display = '';
    }

    else if (sorsoltreferencia == 6) {
        r6.style.display = '';
    }

    else if (sorsoltreferencia == 7) {
        r7.style.display = '';
    }

    else if (sorsoltreferencia == 8) {
        r8.style.display = '';
    }

    else if (sorsoltreferencia == 9) {
        r9.style.display = '';
    }

    else if (sorsoltreferencia == 10) {
        r10.style.display = '';
    }
}