// handler for page load, mousover and mouseout events

var browser = navigator.appName;
var versionFullString = navigator.appVersion;
var browserIsIE = false;
var lessThanIE7 = false;


function onloadHandler()
{
//    setMusicButton();
    setUserLogginStatus();
    setStartpageIsDisplayed();
    enableMainNavEffects();
    if(browser.toLowerCase().search(/\bmicrosoft internet explorer\b/) >= 0)
    {
        browserIsIE = true;
        var versionString = versionFullString.match(/\bMSIE \d+\b/);
        var version = versionString[0].match(/\d+/);
        var length = version[0].length;
        var firstChar = version[0].charAt(0);
    
        if(length == 1 && firstChar < "7")
        {
            lessThanIE7 = true;
            enableDropdownMenuForIE6();
        }
        else
            lessThanIE7 = false;
    }
    else
        browserIsIE = false;
    
    if(startpageIsDisplayed)
    {
        if(!browserIsIE || (browserIsIE && !lessThanIE7))
            initalizeContentScript();
        changeImg(); // slideshow script
    }
    else
    {
        initResizePage();
    }
}