// JavaScript Document
var isIE = (((navigator.userAgent.indexOf("MSIE")!=-1 && navigator.userAgent.indexOf("opera")==-1 && navigator.userAgent.indexOf("webtv") == -1) && (navigator.userAgent.indexOf("5.5")!=-1 || navigator.userAgent.indexOf("6.0")!=-1 || navigator.userAgent.indexOf("7.0")!=-1)));
var isIE6 = (isIE && navigator.userAgent.indexOf("6.0")!=-1);

function getKeyCode(event) {
    var code;
    if(event.keyCode)
        code = event.keyCode;
    else if(event.which)
        code = event.which;

    return code;
}

function getElement(event) {
    if (isIE && window.event) {
        e = window.event;
        return e.srcElement;
    }
    else if (isIE)
        return null;
    else
       return event.target;
}

function stopEvent(e) {

    if(e.preventDefault)
        e.preventDefault();

    else
        e.returnValue=false;

    if(e.stopPropagation)
        e.stopPropagation();

    else
        e.cancelBubble=true;

}


function driveCSS(id, rule, val)
{
   	eval ("document.getElementById('" + id + "').style." + rule + "='" + val + "'");
}

function driveClass(id, val)
{
   	eval ("document.getElementById('" + id + "').className='" + val + "'");
}

function rozbalSubMenu(id){
    ul = document.getElementById(id);
    
    if (ul.style.display=='none') {
      ul.style.display='block';
    } else {
      ul.style.display='none';    
    }
}