var nav;
var content;

function ajaxFunction(str){ 

	content=GetXmlHttpObject()
	if (content==null){
		alert ("Browser does not support HTTP Request")
		return
	}
	//url=url+"?q="+str;
	url=str;
	content.onreadystatechange=stateChanged;
	content.open("GET",url,true);
	content.send(null);

}

function ajaxNav(str){ 

	nav=GetXmlHttpObject()
	if (nav==null){
		alert ("Browser does not support HTTP Request")
		return
	}

	var url=str;                             
    nav.onreadystatechange=stateChangedNav ;   
	nav.open("GET",url,true);
	nav.send(null);                                                   

}

function stateChangedNav(){                                   
     if (nav.readyState==4 || nav.readyState=="complete" ){  
        document.getElementById("nav_lang").innerHTML=nav.responseText;      
    }                           
}

function stateChanged(){                                        
 	if (content.readyState==4 || content.readyState=="complete"){ 
  		document.getElementById("content_left").innerHTML=content.responseText; 
		reenableSifr();
	} 
}    


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

function reenableSifr()
{

		sIFR.replaceElement(named({sSelector: "h1", sFlashSrc: "sifr/american_tw.swf", sWmode:"transparent", sColor: "#a5a914"}));
		sIFR.replaceElement(named({sSelector: "h3", sFlashSrc: "sifr/american_tw.swf", sWmode:"transparent", sColor: "#a5a914"}));
}