var myvars = new Array('status','name','date','rid','notes');
var myselectvars = new Array('start','end','station');

function show_view (recordId,tab) {
		var xmlhttp=GetXmlHttpObject();
		var obj = document.getElementById(recordId + 'Content');
		obj.innerHTML = '<p><em>Loading ...</em></p>';   

		var showdate=get_currents("d");
		var url="view.php?s=" +recordId+"&t="+ tab + "&d="+showdate;
		xmlhttp.open("POST", url);
	
			//Send the proper header information along with the request
		xmlhttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
		xmlhttp.setRequestHeader("Cache-control", "no-store, must-revalidate");
		//xmlhttp.setRequestHeader("Connection", "close");
	
   		 xmlhttp.onreadystatechange = function() {   
       		  if (xmlhttp.readyState == 4 && xmlhttp.status == 200) {   
           		  obj.innerHTML = xmlhttp.responseText;   
				  
        	 }   
     	}   
   		 xmlhttp.send(null);   
		 setTimeout('show_view("'+recordId+'","'+tab+'")',15000);
	}
	
	function show_form (params) {
					
		url="signup.php?"+params;
		var xmlhttp=GetXmlHttpObject();
		xmlhttp.open("GET", url);   
   		 xmlhttp.onreadystatechange = function() {   
       		  if (xmlhttp.readyState == 4 && xmlhttp.status == 200) {   
           		 document.getElementById('signup_form').innerHTML = xmlhttp.responseText;   
				 document.getElementById('signup_form').style.display="block";
        	 }   
     	}  
		 
   		 xmlhttp.send(null);   

	}

function GetXmlHttpObject(handler) { 

	var objXMLHttp=null
	if (window.XMLHttpRequest) {
		objXMLHttp=new XMLHttpRequest();
	}
	else if (window.ActiveXObject) {
		try {
			objXMLHttp = new ActiveXObject('MSXML2.XMLHTTP.3.0'); // ie7
		}
		catch (e) {
			try 
			{objXMLHttp = new ActiveXObject("Msxml2.XMLHTTP"); //ie 6
			}
			catch(e) {
				try {
					objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP"); //older ie's
				}
				catch(e) {
					alert("Your browser does not support AJAX");
					objXMLHttp=null;
				}
			}
		}
	}
	return objXMLHttp;
}

function get_currents(varname) {
	var query = document.location.search.substring(1);
	var params = query.split('&');
	for (i=0; i < params.length; i++) {
		keyvalues=params[i].split("=");
		if (keyvalues[0] == varname) {
			var found=true;
			return keyvalues[1];
		}
	}
	if (!found) return '';
}

function set_tab() {
	if (get_currents("t")) {
	TabbedPanels1.showPanel(get_currents("t"));
	}
}
function get_tab() {
	return TabbedPanels1.currentTabIndex;
}

function newReservation(timestart,station,rdate,tab) {
	var params="NUID="+document.authorization.NUID.value;
		
	url="signup.php?st="+timestart+"&station="+station+"&date="+rdate+"&t="+tab;
	var http=GetXmlHttpObject();
	http.open("POST", url, true);
	
	//Send the proper header information along with the request
	http.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	//http.setRequestHeader("Content-length", params.length);
	//http.setRequestHeader("Connection", "close");
	
	http.onreadystatechange = function() {//Call a function when the state changes.
		if(http.readyState == 4 && http.status == 200) {
			document.getElementById('signup_form').innerHTML=http.responseText;
		}
	}
	http.send(params);
}


function saveReservation(action,tab) {
	var params="action="+action;
	params += "&status=" + document.signup.status.value;
	params += "&name=" + document.signup.name.value;
	params += "&start=" + document.signup.start.options[document.signup.start.selectedIndex].value;
	params += "&end=" + document.signup.end.options[document.signup.end.selectedIndex].value;
	params += "&date=" + document.signup.date.value;
	params += "&rid=" + document.signup.rid.value;
	params += "&item_id=" + document.signup.station.options[document.signup.station.selectedIndex].value;
	params += "&notes=" + document.signup.notes.value;
	params += "&t=" + tab;
	//alert(params);
	url="reserve.php";
	var http=GetXmlHttpObject();
	http.open("POST", url, true);
	
	//Send the proper header information along with the request
	http.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	//http.setRequestHeader("Content-length", params.length);
	//http.setRequestHeader("Connection", "close");
	
	http.onreadystatechange = function() {//Call a function when the state changes.
		if(http.readyState == 4 && http.status == 200) {
			document.getElementById('signup_form').innerHTML=http.responseText;
		}
	}
	http.send(params);
}
function refresh_signup(mode,extra_stuff) {

	mystart = document.signup.start.options[document.signup.start.selectedIndex].value;

	myend = document.signup.end.options[document.signup.end.selectedIndex].value;
	
	mystation = document.signup.station.options[document.signup.station.selectedIndex].value;

	if (mode == "start") {
		show_form(''+'&st=' + mystart + '&station=' + mystation + extra_stuff);
	}
	else {
		if (mode == "station") {
			show_form(''+'&st=08:00&station=' + mystation + extra_stuff);
		}
	}
}

function override(ts, station,rdate,tab) {
	//overrides the authentication and inserts the reservation with an override patron id
	var params="NUID=311228653022";
	
	url="signup.php?st="+ts+"&station="+station+"&date="+rdate+"&t="+tab;
	var http=GetXmlHttpObject();
	http.open("POST", url, true);
	
	//Send the proper header information along with the request
	http.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	http.setRequestHeader("Content-length", params.length);
	//http.setRequestHeader("Connection", "close");
	
	http.onreadystatechange = function() {//Call a function when the state changes.
		if(http.readyState == 4 && http.status == 200) {
			document.getElementById('signup_form').innerHTML=http.responseText;
		}
	}
	http.send(params);
}
function validate_delete()  {
	return window.confirm("Are you sure you want to delete this entry?");
}

function checkTime(i)
{
if (i>12)
  {
  i= i-12;
  }
if (i ==0) {i=12;}
return i;
}

function showCurrentTime() {
	var today = new Date();
	var hours = checkTime(today.getHours());
	var minutes = today.getMinutes();
	var dn = "AM";
	if (today.getHours() > 11) {dn = "PM";}
	if (minutes < 10) {minutes = "0" + minutes;}
	document.getElementById('current_time').innerHTML = '<h4>Currently it is: <a href="index.php?t=">Fri Mar 14, 2025 '+hours+":"+minutes+ dn +'</a></h4>';
	setTimeout('showCurrentTime()',500);
}