<!--

var xmlHttp;

function setDD(id) {
	var show = id;
	if (show == "yes") {
		getDD();
	} else if (show == "no") {
		getDDback();
	}
}

function getDD() {
//alert("there");
	xmlHttp=GetXmlHttpObject();
	if (xmlHttp==null) {
		alert ("Browser does not support HTTP Request");
		return;
	}
	var url="css/DD_form.php";
	xmlHttp.onreadystatechange=stateChanged1;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
} 


function getDDback() {
//alert("there");
	xmlHttp=GetXmlHttpObject();
	if (xmlHttp==null) {
		alert ("Browser does not support HTTP Request");
		return;
	}
	var url="css/DD_form_back.php";
	xmlHttp.onreadystatechange=stateChanged1;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
}

function stateChanged1() {
	if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete") {
		document.getElementById("DD").innerHTML=xmlHttp.responseText;
	}
}

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;
}


//-->