function setBackground() 
{
    // ablak szelessegenek es magassaganak meghatarozasa, bongeszofuggetlen modon
    var winW = 800, winH = 600;
    if (document.body && document.body.offsetWidth) {
        winW = document.body.offsetWidth;
        winH = document.body.offsetHeight;
    }
    if (document.compatMode == 'CSS1Compat' && document.documentElement
            && document.documentElement.offsetWidth) {
        winW = document.documentElement.offsetWidth;
        winH = document.documentElement.offsetHeight;
    }
    if (window.innerWidth && window.innerHeight) {
        winW = window.innerWidth;
        winH = window.innerHeight;
    }

    var diff_16_9 = Math.abs(16 / 9 - winW / winH);
    var diff_4_3 = Math.abs(4 / 3 - winW / winH);

    if (diff_16_9 < diff_4_3) {
        src = $('#bg43').attr('src');
    } else {
        src = $('#bg169').attr('src');
    }
    $('#bgimage').attr('src', src);
}

var scrollElement = null;
var api = null;
var apidestroy = false;

$(document).ready( function() {
	setBackground();
	
	
	 if ($.browser.msie && $.browser.version == '7.0'){
		 
	 }   
	 else{
		 scrollElement = $('#contentWrap').jScrollPane({showArrows: true});
			api = scrollElement.data('jsp');
			
			if (apidestroy){
				api.destroy();
			}	 
	 }

});