// JavaScript Document

function change_css_new(t){
	var tmp = "";
	tmp = t.className
	//tmp = tmp.substring(0,tmp.length-3);
	tmp = tmp + "new";
	t.className = tmp;
}

function change_css_old(t){
	var tmp = "";
	tmp = t.className
	tmp = tmp.substring(0,tmp.length-3);
	//tmp = tmp + "old";
	t.className = tmp;

}
function set_back_ground(obj, fid, rid) {
    obj.bgColor = '#F1F8F2';
    setselection(fid, rid);
}
function unset_back_ground(obj) {
    obj.bgColor = 'white';
}

var xmlhttp

function setselection(fid, rid) {

    xmlhttp = GetXmlHttpObject();
    if (xmlhttp == null) {
        alert("Your browser does not support XMLHTTP!");
        return;
    }
    var url = "setselection.aspx";
    url = url + "?facID=" + fid;
    url = url + "&roomID=" + rid;
    xmlhttp.onreadystatechange = stateChanged;
    xmlhttp.open("GET", url, true);
    xmlhttp.send(null);
}

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