function XMLHttpObject(){
	try{
    	return new XMLHttpRequest();
	}catch (e){
    	try{
      		return new ActiveXObject("Msxml2.XMLHTTP");
      	}catch (e){
      		try{
        		return new ActiveXObject("Microsoft.XMLHTTP");
        	}catch (e){
        		alert("Your browser does not support AJAX!");
        		return false;
        	}
      	}
    }
}