$(document).ready(function(){
     
    var elem = $('#background');
    
    $(window).resize(function() {positionBackground(elem);});
    elem.one('load', function(){
        positionBackground(this);
    }).each(function(){
        if(this.complete) $(this).trigger("load");
    });
    $("h1").addClass((($.browser.msie)?'msie':'other') + $.browser.version.split('.')[0]);
});

function positionBackground(elem) {
    var ww = $(window).width();
    var wh = $(window).height();
    var w = $(elem).width();
    var h = $(elem).height();
    $(elem).css({'top':(wh-h)/2, 'left': (ww-w)/2}).fadeIn(); 
}