function init_onup() {

   var ajaxRequest;  // The variable that makes Ajax possible!
	
	try {
		// Opera 8.0+, Firefox, Safari
		ajaxRequest = new XMLHttpRequest();
	} 
	
	catch (e) {
		// Internet Explorer Browsers
		try {
		
			ajaxRequest = new ActiveXObject("Msxml2.XMLHTTP");
		} 
		
		catch (e)  {
		
			try {
				ajaxRequest = new ActiveXObject("Microsoft.XMLHTTP");
			} 
			
			catch (e) {
				// Something went wrong
				alert("Your browser broke!");
				return false;
			}
		}
	}
	
	return ajaxRequest;
}



<!---------------------------------------------------------------------------------------------------


function GetSlider(id) {	

	var ajaxRequest;
	ajaxRequest=init_onup();
	resTextFlag = 0;	
	ajaxRequest.onreadystatechange = function(){
		if(ajaxRequest.readyState == 4) {
			
				resText=ajaxRequest.responseText;					
				document.getElementById("slidercontent").innerHTML=resText;	
				
		}else{
				document.getElementById("slidercontent").innerHTML = "<img src=/images/loading.gif>";
			
		}
	} //call back function		
	
	switch(id){
	
		case "1":
						
			filename="inc_partner.php";
		break;
		case "2":
			filename="inc_news.php";
		break;
		case "3":			
			filename="inc_corporate.php";
		break;
		
		
	}

		rand = Math.random();
		ajaxRequest.open("GET", "/includes/"+filename+"?rand="+rand, true);
		
		ajaxRequest.send(null);
}//

function GetNewsTicker() {	

	var ajaxRequest;
	ajaxRequest=init_onup();
	resTextFlag = 0;	
	ajaxRequest.onreadystatechange = function(){
		if(ajaxRequest.readyState == 4) {
			
				resText=ajaxRequest.responseText;					
				document.getElementById("doted").innerHTML=resText;	
				
		}else{
				document.getElementById("doted").innerHTML = "<img src=/images/loading.gif>";
			
		}
	} //call back function		
	
	
		rand = Math.random();
		ajaxRequest.open("GET", "/includes/inc_newsticker.php?rand="+rand, true);
		
		ajaxRequest.send(null);
}//