/* Ajax Function */
function uzXmlHttp(){
	var xmlHttp;
	try{  // Firefox, Opera 8.0+, Safari  
		xmlHttp = new XMLHttpRequest();  
	}
	catch(e){  // Internet Explorer  
		try{    
			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");    
		}
  		catch(e){    
		  	try{      
			  	xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");      
			}
    		catch(e){      
				return false;      
			}
		} 
	}
	return xmlHttp;
}