var agent = navigator.userAgent.toUpperCase();
var safari = /SAFARI/.test(agent);
var ie = /MSIE/.test(agent);
var ieVersion = parseFloat(navigator.appVersion.split("MSIE")[1]);
var chrome = /CHROME/.test(agent);
if (chrome) safari = false;

function performStyleFix() {
    if (safari) {
        document.write('<style type="text/css">');
        document.write('.topBG {margin-top: -12px;}');
        document.write('</style>');
    }
    else if (ie && (ieVersion < 8.0)) {
        // Prior to IE8 needs a margin adjustment
        document.write('<style type="text/css">');
        document.write('.polaroidSub { margin-top:228px } ');
        document.write('.upcomingEvents {margin-left:326px}');
        document.write('</style>');
    }
}