var action;
function getContent(page, params, elementid) {
	var xmlhttp=false;
	//Try to create active x object
	try {
		xmlhttp = new ActiveXObject('Msxml2.XMLHTTP'); 
		} catch (e) {
		try {
			 xmlhttp = new ActiveXObject('Microsoft.XMLHTTP'); 
		} catch (E) {
			 xmlhttp = false;
		}
	 }
	 if (!xmlhttp && typeof XMLHttpRequest!='undefined') {
		 xmlhttp = new XMLHttpRequest();
	 }
	
	//This is the path to the PHP file on the server
	var a = document.getElementById('chatBox');
	var file = page + params;
	
	//Open the file through GET, and add the page we want to retrieve as a GET variable
	xmlhttp.open('GET', file, true);  
	
xmlhttp.setRequestHeader('Content-Type','application/x-www-form-urlencoded; charset=UTF-8');
	
	xmlhttp.onreadystatechange=function() {
		if(xmlhttp.readyState==1){
			
		}
		if(xmlhttp.readyState==4) {
			//Make sure there is something in the content variable
			var content = xmlhttp.responseText;
		
			//The content data which has been retrieved
			if( content && elementid != "" ) {
				//Change the inner content of  your div to the newly retrieved content
					document.getElementById(elementid).innerHTML = content;
			}
		}
	}
	//Nullify the XMLHttpRequest*/
	xmlhttp.send(null);
	
	return;
}
function closeWindow(myfield) {
	var d = document.getElementById(myfield);
	d.parentNode.removeChild(d);
	var fade = document.getElementById("fade");
	if(fade)
		fade.parentNode.removeChild(fade);
}

function popUp() {

	// Create a new div 
	var d = document.createElement("div"); 
	d.setAttribute('id','fade');
	
	// add the new div to container
	document.body.appendChild(d);
}
function openWindow(name) {
	if(name == '') return;
	var a = document.getElementById(name);
	if(a) return;
	// Create a new div 
	var d = document.createElement("div"); 
	d.setAttribute('id',name);
	d.setAttribute('class','recipe');
	// add the new div to container 
	document.body.appendChild(d);
	getContent('recipe.php','?id='+name, name);
}
function formPopUp(elementID,url,parameters) {
	popUp();
	var a = document.getElementById(elementID);
	if(a) return;
	// Create a new div 
	var d = document.createElement("div"); 
	d.setAttribute('id',elementID);

	// add the new div to container 
	document.body.appendChild(d);
	getContent(url,parameters, elementID);
}
function messagePrompt(text,url) {
	popUp();
	var a = document.getElementById("messagePromptBox");
	if(a) return;
	// Create a new div 
	var d = document.createElement("div"); 
	d.setAttribute('id',"messagePromptBox");
	

	// add the new div to container 
	document.body.appendChild(d);
	var insideBox = document.createElement("div"); 
	insideBox.setAttribute('class',"insideBox");
	d.appendChild(insideBox);
	var message;
	if(url == "")
		message = "<img src=\"../images/icons/close.gif\" style=\"float:right\" class=\"actionIcon\" alt=\"Close Prompt\" title=\"Close Prompt\" onClick=\"closeWindow('messagePromptBox')\"><h3>" + text + "</h3>";
	else
		message = "<img src=\"../images/icons/close.gif\" style=\"float:right\" class=\"actionIcon\" alt=\"Close Prompt\" title=\"Close Prompt\" onClick=\"closeWindow('messagePromptBox');loadNewPage('"+url+"');\"><h3>" + text + "</h3>";
	insideBox.innerHTML = message;
}
function loadNewPage(url) {
		location.href=url;
}
function previewNews() {
	popUp();
	var mon = document.getElementById("newsMonth");
	var day = document.getElementById("newsDay");
	var year = document.getElementById("newsYear");
	var param = '?mon=' + mon.value + '&day=' + day.value + '&year=' + year.value;
	document.getElementById("previewTitleBox").innerHTML = document.getElementById("newsTitle").value;
	document.getElementById("previewContentBox").innerHTML = urlFinder(nl2br(document.getElementById("newsContent").value));
	getContent('date.php',param, "previewDateBox");
	document.getElementById("newspreviewbox").style.display = 'block';
	
}
function showHide(box,imgelement) {
	var box = document.getElementById(box);
	var img = document.getElementById(imgelement);
	if(box.style.display == 'none') {
		box.style.display = 'block';
		if(img)
			img.src ="../images/icons/up.gif";
	}
	else {
		var fade = document.getElementById("fade");
		if(fade)
			fade.parentNode.removeChild(fade);
		box.style.display = 'none';
		if(img)
			img.src="../images/icons/down.gif";
	}
}
function changeToTextField(elementid,name) {
	var input =document.getElementById(elementid);
	input.parentNode.innerHTML = "<input id=\"" + elementid + "\" type=\"text\" name=\"" + name + "\" value=\"Enter Designation\" class=\"textfield\">";
	document.getElementById(elementid).select();
}
function confirmAction(url,text) {
		if (confirm(text)) {
		document.location = url;
	}
}

function nl2br(text){
	text=escape(text);
	return unescape(text.replace(/(%0D%0A)|%0A|%0D/g,'<br />'));
}

function urlFinder(text) {
	text = text.replace(/www./i,"http://www.");
	text = text.replace(/http:\/\/http:\/\/www./i,"http://www.");
	var matches = [];
	text.replace(/(http:\/\/[^\s,;<)]+)/g,function () {matches.push(Array.prototype.slice.call(arguments, 1, 2)) });
	for(var i = 0;  i < matches.length; i++) {
		text = text.replace(matches[i], "<a href=\""+ matches[i] +"\"title=\"Click to visit "+ matches[i] +"\">"+ matches[i] +"</a>");
	}
	return (text);
}
function askRemoveStory(id) {
	popUp();
	var a = document.getElementById("messagePromptBox");
	if(a) return;
	// Create a new div 
	var d = document.createElement("div"); 
	d.setAttribute('id',"messagePromptBox");
	// add the new div to container 
	document.body.appendChild(d);
	
	var insideBox = document.createElement("div"); 
	insideBox.setAttribute('class',"insideBox");
	d.appendChild(insideBox);
	var text = "Are you sure you want to delete this story?";
	insideBox.innerHTML = "<img src=\"../images/icons/close.gif\" style=\"float:right\" class=\"actionIcon\" alt=\"Close Prompt\" title=\"Close Prompt\" onClick=\"closeWindow('messagePromptBox')\"><h3>" + text + "</h3>";
	
	var formBox = document.createElement("div");
	formBox.setAttribute('id',"formBox");
	insideBox.appendChild(formBox);
	formBox.innerHTML = "<input type=\"button\" value=\"Yes\" onClick=\"removeStory('"+id+"')\"><input type=\"button\" value=\"No\" onClick=\"closeWindow('messagePromptBox')\">";
}
function removeStory(id) {
	getContent('removeStory.php','?nID='+id, "");
	location.href ="http://www.williamsburgrowing.org/beta/news.php";
}
function galleryInfo(text) {
	var container = document.getElementById("gallery_info");
	container.innerHTML = text;
}