function createAjaxObject() { 
    var ro; 
    var browser = navigator.appName; 
    if(browser == "Microsoft Internet Explorer"){ 
        ro = new ActiveXObject("Microsoft.XMLHTTP"); 
    }else{ 
        ro = new XMLHttpRequest(); 
    } 
    return ro; 
} 
var http = createAjaxObject(); 

function setTimeZone() { 
	var http = createAjaxObject(); 
	var x = new Date();
	var currentTimeZoneOffsetInHours = -x.getTimezoneOffset()/60;
    http.open('get', 'setTimeZone.php?timezoneoff='+currentTimeZoneOffsetInHours,true); 
	
	
	  http.onreadystatechange = function() {
			  if(http.readyState == 4) {
			 	return true
			  }
		  }
		  http.send(null); 
   
} 

function setBooFlash(valore,ver){
		var http = createAjaxObject(); 
		if (valore==false){
				valore=0
			} else 
			{
				valore=1
			}
		 var larghezza=screen.width
		 var altezza=screen.height
		 var res=larghezza+"x"+altezza
		 http.open('get', 'setIsFlash.php?boo='+valore+'&ver='+ver+'&res='+res,true); 
    	  http.onreadystatechange = function() {
			  if(http.readyState == 4) {
			 	return true
			  }
		  }
		  http.send(null); 
	}