function contentGen(x){
document.getElementById("SW").innerHTML='<img id="bigload" src="img/BigLoad.gif" />';
xmlhttp=GetXmlHttpObject();
if (xmlhttp==null){alert ("Browser does not support HTTP Request");return;}
var url="scripts/contentgen.php?content="+x;
xmlhttp.onreadystatechange=stateChanged;
xmlhttp.open("GET",url,true);
xmlhttp.send(null);}

function stateChanged(){
if (xmlhttp.readyState==4){document.getElementById("SW").innerHTML=xmlhttp.responseText;}}

function GetXmlHttpObject(){
if (window.XMLHttpRequest){/* code for IE7+, Firefox, Chrome, Opera, Safari */
return new XMLHttpRequest();}
if (window.ActiveXObject){/*code for IE6, IE5*/
return new ActiveXObject("Microsoft.XMLHTTP");}return null;}