function change_to_most_recent(){
    var change_most_popular_style=document.getElementById("title_most_popular_content").style.color="#D1D1D1";
    var change_most_recent_style=document.getElementById("title_most_recent_content").style.color="#000000";
	var ajaxRequest;
	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){
				alert("Something Wrong on Our end Please report bug twitter.us");
				return false;
			}
		}
	}
	ajaxRequest.onreadystatechange = function(){
		if(ajaxRequest.readyState == 4){
		   var content= document.getElementById("content").innerHTML=ajaxRequest.responseText;
           }
	}
ajaxRequest.open("POST", "php_most_recent_changes.php", true);
ajaxRequest.send(null); 

}