(function(){
	ua = navigator.userAgent.toLowerCase(),	  
	check = function(r){
		return r.test(ua);
	}
	isOpera = check(/opera/),			  
	isIE = check(/msie/),
	isIE7 = isIE && check(/msie 7/),
	isIE8 =	isIE && check(/msie 8/),
	isIE6 =	isIE && !isIE7 && !isIE8,
	isChrome = check(/chrome/),
	isWebKit =check(/webkit/),
	isSafari =!isChrome && check(/safari/),
	isSafari2 =	isSafari && check(/applewebkit\/4/),
	isSafari3 = isSafari && check(/version\/3/),
	isSafari4 = isSafari && check(/version\/4/),
	isGecko = !isWebKit && check(/gecko/),
	isGecko2 = isGecko && check(/rv:1\.8/),
	isGecko3 = isGecko && check(/rv:1\.9/),
	isWindows = check(/windows|win32/),	
	isMac = check(/macintosh|mac os x/),	
	isAir = check(/adobeair/),	
	isLinux = check(/linux/),
	
	
	jQuery.extend(jQuery.browser, {
		isOpera: isOpera,
		isIE:	isIE,
		isIE6: isIE6,
		isIE7: isIE7,
		isIE8: isIE8,
		isChrome: isChrome,
		isWebKit: isWebKit,
		isSafari: isSafari,
		isSafari2: isSafari2,
		isSafari3: isSafari3,
		isSafari4: isSafari4,
		isGecko: isGecko,
		isGecko2: isGecko2,
		isGecko3: isGecko3,
		isWindows: isWindows,
		isMac: isMac,
		isAir: isAir,
		isLinux: isLinux
	});
	
	jQuery.extend({
	  addStyle: function(path){
		var style = document.createElement('link');
		style.setAttribute('rel','stylesheet');
		style.setAttribute('type','text/css');
		style.setAttribute('href',path);
		document.getElementsByTagName('head')[0].appendChild(style)	;	  
	  },
	  
	  parseQuery: function(url) {
		   var query = url.replace(/^[^\?]+\??/,'');
		   var Params = {};
		   if ( ! query ) {return Params;}// return empty object
		   var Pairs = query.split(/[;&]/);
		   for ( var i = 0; i < Pairs.length; i++ ) {
		      var KeyVal = Pairs[i].split('=');	
		      if ( ! KeyVal || KeyVal.length != 2 ) {continue;}
		      var key = unescape( KeyVal[0] );
		      var val = unescape( KeyVal[1] );
		      val = val.replace(/\+/g, ' ');
		      Params[key] = val;
		   }
		   return Params;		  
	  }	  
	});

})();

if ($.browser.isIE) {
	addStyle('css/stylefix.css');
}
function addStyle(patch){
	var style = document.createElement('link');
	style.setAttribute('rel','stylesheet');
	style.setAttribute('type','text/css');
	style.setAttribute('href',patch);
	document.getElementsByTagName('head')[0].appendChild(style)	;	
}

function initHome() {
	if ($.browser.isIE) {
		$("#billboard img").pngFix();
	}
    $('#billboard').innerfade({timeout: 8000, speed: 1000});		
}
$(document).ready(function(){		
	initHome();
});