function disableSelection(target) {
    if (typeof target.onselectstart != "undefined") //IE route
        target.onselectstart = function() { return false }
    else if (typeof target.style.MozUserSelect != "undefined") //Firefox route
        target.style.MozUserSelect = "none"
    else //All other route (ie: Opera)
        target.onmousedown = function() { return false }
    target.style.cursor = "default"
}

function updateClock ()
{
    var currentTime = new Date ();

    var currentHours = currentTime.getHours ( );
    var currentMinutes = currentTime.getMinutes ( );

    currentHours = ( currentHours < 10 ? "0" : "" ) + currentHours;
    currentMinutes = ( currentMinutes < 10 ? "0" : "" ) + currentMinutes;

    var currentTimeString = currentHours + "h" + currentMinutes;

    document.getElementById("clock").firstChild.nodeValue = currentTimeString;
}

$(document).ready(function(){
    disableSelection(document.getElementById("content"));
    updateClock();
    setInterval('updateClock()', 1000);
});