/************************	Loading Controls	*************************/
function close_panel(panel_name)
{
	if(!panel_name) panel_name = 'update_panel';
	var panel = document.getElementById(panel_name);
	panel.style.display="none";
	grayOut(false, {});
}

function show_loading_panel()
{
	grayOut(true, {});
	
	var loading_panel = document.getElementById('update_panel');
	loading_panel.innerHTML = "<img src='images/loading.gif' />";
	centre_panel(loading_panel);
}

function show_download_panel()
{
	grayOut(true, {});
	
	var loading_panel = document.getElementById('view_download');
	loading_panel.innerHTML = "<img src='../images/loading.gif' />";
	centre_panel(loading_panel);
}

function show_success()
{
	grayOut(true, {});
	
	var loading_panel = document.getElementById('success_message');
	centre_panel(loading_panel);
}

function centre_panel(loading_panel)
{
	loading_panel.style.position = "fixed";
	loading_panel.style.display = "block";
	loading_panel.style.zIndex = 200;
	var loading_height = loading_panel.clientHeight/2;
	var loading_width = loading_panel.clientWidth/2;
	
	var left = ((screen.availWidth - loading_width)/2)-80;
	var top = 100;
	
	if(screen.availHeight < (loading_panel.clientHeight+400))
	{
		top=0;
		loading_panel.style.position = "absolute";
	}
	if(screen.availWidth < (loading_panel.clientWidth+400))
	{
		left=0;
		loading_panel.style.position = "absolute";
	}
	
	loading_panel.style.left = left+'px';
	loading_panel.style.bottom = top+'px';
}
/************************	Loading Controls	*************************/


/************************	AJAX Functions	*************************/
function add_dvd(dvdID)
{
	if(window.ActiveXObject){
		httpObject = new ActiveXObject("Microsoft.XMLHTTP");
	}
	else if(window.XMLHttpRequest){ //Mozilla, Firefox, Opera 8.01, Safari
		httpObject = new XMLHttpRequest(); 
	}
	if (httpObject)
	{
		show_loading_panel();
		var now = new Date();
		httpObject.open("GET", "config/cart.ajax.php?control=add-dvd&dvdID=" + dvdID + "&time=" + now, true);
		httpObject.onreadystatechange = build_panel_refresh;
		httpObject.send(null);
	}
	else alert("Your browser does not support AJAX");
}

function add_ringtone(ringtoneID)
{
	if(window.ActiveXObject){
		httpObject = new ActiveXObject("Microsoft.XMLHTTP");
	}
	else if(window.XMLHttpRequest){ //Mozilla, Firefox, Opera 8.01, Safari
		httpObject = new XMLHttpRequest(); 
	}
	if (httpObject)
	{
		show_loading_panel();
		var now = new Date();
		httpObject.open("GET", "config/cart.ajax.php?control=add-ringtone&ringtoneID=" + ringtoneID + "&time=" + now, true);
		httpObject.onreadystatechange = build_panel_refresh;
		httpObject.send(null);
	}
	else alert("Your browser does not support AJAX");
}


function add_product(productID)
{
	if(window.ActiveXObject){
		httpObject = new ActiveXObject("Microsoft.XMLHTTP");
	}
	else if(window.XMLHttpRequest){ //Mozilla, Firefox, Opera 8.01, Safari
		httpObject = new XMLHttpRequest(); 
	}
	if (httpObject)
	{
		show_loading_panel();
		var now = new Date();
		httpObject.open("GET", "config/cart.ajax.php?control=add-product&productID=" + productID + "&time=" + now, true);
		httpObject.onreadystatechange = build_panel_refresh;
		httpObject.send(null);
	}
	else alert("Your browser does not support AJAX");
}

function remove_cart_item(itemID)
{
	if(window.ActiveXObject){
		httpObject = new ActiveXObject("Microsoft.XMLHTTP");
	}
	else if(window.XMLHttpRequest){ //Mozilla, Firefox, Opera 8.01, Safari
		httpObject = new XMLHttpRequest(); 
	}
	if (httpObject)
	{
		show_loading_panel();
		var now = new Date();
		httpObject.open("GET", "config/cart.ajax.php?control=remove-cart-item&itemID=" + itemID + "&time=" + now, true);
		httpObject.onreadystatechange = build_panel;
		httpObject.send(null);
	}
	else alert("Your browser does not support AJAX");
}

function download_order(orderID)
{
	if(orderID == "" || orderID == null) {
		orderID = null;
	}
	
	if(window.ActiveXObject){
		httpObject = new ActiveXObject("Microsoft.XMLHTTP");
	}
	else if(window.XMLHttpRequest){ //Mozilla, Firefox, Opera 8.01, Safari
		httpObject = new XMLHttpRequest(); 
	}
	if (httpObject)
	{
		var now = new Date();
		httpObject.open("GET", "config/cart.ajax.php?control=download-order&orderID=" + orderID + "&time=" + now, true);
		httpObject.onreadystatechange = build_download;
		httpObject.send(null);
	}
	else alert("Your browser does not support AJAX");
}

function download_ringtone_order(orderID)
{
	if(orderID == "" || orderID == null) {
		orderID = null;
	}
	
	if(window.ActiveXObject){
		httpObject = new ActiveXObject("Microsoft.XMLHTTP");
	}
	else if(window.XMLHttpRequest){ //Mozilla, Firefox, Opera 8.01, Safari
		httpObject = new XMLHttpRequest(); 
	}
	if (httpObject)
	{
		var now = new Date();
		httpObject.open("GET", "config/cart.ajax.php?control=download-ringtone&orderID=" + orderID + "&time=" + now, true);
		httpObject.onreadystatechange = build_download;
		httpObject.send(null);
	}
	else alert("Your browser does not support AJAX");
}

function download_video(downloadID)
{
	if(downloadID == "" || downloadID == null) {
		downloadID = null;
	}
	
	show_download_panel();
	
	if(window.ActiveXObject){
		httpObject = new ActiveXObject("Microsoft.XMLHTTP");
	}
	else if(window.XMLHttpRequest){ //Mozilla, Firefox, Opera 8.01, Safari
		httpObject = new XMLHttpRequest(); 
	}
	if (httpObject)
	{
		var now = new Date();
		httpObject.open("GET", "config/cart.ajax.php?control=view-download&productID=" + downloadID + "&time=" + now, true);
		httpObject.onreadystatechange = build_download_panel;
		httpObject.send(null);
	}
	else alert("Your browser does not support AJAX");
}

function edit_product(productID)
{
	show_loading_panel();
	if(window.ActiveXObject){
		httpObject = new ActiveXObject("Microsoft.XMLHTTP");
	}
	else if(window.XMLHttpRequest){ //Mozilla, Firefox, Opera 8.01, Safari
		httpObject = new XMLHttpRequest(); 
	}
	if (httpObject)
	{
		var now = new Date();
		httpObject.open("GET", "config/cart.ajax.php?control=edit-product&productID=" + productID + "&time=" + now, true);
		httpObject.onreadystatechange = build_panel;
		httpObject.send(null);
	}
	else alert("Your browser does not support AJAX");
}

function new_product()
{
	show_loading_panel();
	if(window.ActiveXObject){
		httpObject = new ActiveXObject("Microsoft.XMLHTTP");
	}
	else if(window.XMLHttpRequest){ //Mozilla, Firefox, Opera 8.01, Safari
		httpObject = new XMLHttpRequest(); 
	}
	if (httpObject)
	{
		var now = new Date();
		httpObject.open("GET", "config/cart.ajax.php?control=new-product&time=" + now, true);
		httpObject.onreadystatechange = build_panel;
		httpObject.send(null);
	}
	else alert("Your browser does not support AJAX");
}

function delete_product(productID)
{
	show_loading_panel();
	if(window.ActiveXObject){
		httpObject = new ActiveXObject("Microsoft.XMLHTTP");
	}
	else if(window.XMLHttpRequest){ //Mozilla, Firefox, Opera 8.01, Safari
		httpObject = new XMLHttpRequest(); 
	}
	if (httpObject)
	{
		var now = new Date();
		httpObject.open("GET", "config/cart.ajax.php?control=delete-product&productID="+ productID +"&time=" + now, true);
		httpObject.onreadystatechange = build_panel;
		httpObject.send(null);
	}
	else alert("Your browser does not support AJAX");
}
function build_panel()
{    
	if(httpObject.readyState == 4 || httpObject.readyState=="complete")
	{
		document.getElementById("update_panel").innerHTML = httpObject.responseText;
		centre_panel(document.getElementById("update_panel"));
	}
}
function build_download_panel()
{    
	if(httpObject.readyState == 4 || httpObject.readyState=="complete")
	{
		document.getElementById("view_download").innerHTML = '<table cellspacing="0" cellpadding="0"><tr><td align="right"><a class="link" href="javascript:" onclick=window.location.reload()>close</a></td></tr><tr><td><div id="player" style="height: 400px; width: 400px"></div></td></tr></table>';
		centre_panel(document.getElementById("view_download"));
		var source = httpObject.responseText;
		flashembed("player", "flashplayer/FlowPlayerLight.swf", {config: {    
					videoFile: "../PaypalVideos/" + source, 
					initialScale: "scale" }});
	}
}
function build_panel_refresh()
{    
	if(httpObject.readyState == 4 || httpObject.readyState=="complete")
	{
		window.location.reload();
	}
}

function build_download()
{    
	if(httpObject.readyState == 4 || httpObject.readyState=="complete")
	{
		document.getElementById("update_panel").innerHTML = httpObject.responseText;
	}
}

function build_shipping()
{    
	if(httpObject.readyState == 4 || httpObject.readyState=="complete")
	{
		var shipping = httpObject.responseText;
		shipping = Math.round(shipping*100)/100
		document.getElementById("shipping_price").value = shipping;
		
		var total = document.getElementById("total_price_without_shipping").value;
		total = total.replace("$", "");
		
		var total_cost = parseFloat(shipping) + parseFloat(total);
		total_cost = Math.round(total_cost*100)/100;
		
		document.getElementById("total_price").value = total_cost;
		close_panel();
	}
}

function get_shipping(locationDDL)
{
	var locationID = locationDDL.value;
	if(window.ActiveXObject){
		httpObject = new ActiveXObject("Microsoft.XMLHTTP");
	}
	else if(window.XMLHttpRequest){ //Mozilla, Firefox, Opera 8.01, Safari
		httpObject = new XMLHttpRequest(); 
	}
	if (httpObject)
	{
		show_loading_panel();
		var now = new Date();
		httpObject.open("GET", "config/cart.ajax.php?control=get_shipping&locationID=" + locationID + "&time=" + now, true);
		httpObject.onreadystatechange = build_shipping;
		httpObject.send(null);
	}
	else alert("Your browser does not support AJAX");
}
/************************	AJAX Functions	*************************/

/************************	Screen Grey Out	*************************/
function grayOut(vis, options) {  
// Pass true to gray out screen, false to ungray  
// options are optional.  This is a JSON object with the following (optional) properties  
// opacity:0-100         
// Lower number = less grayout higher = more of a blackout   
// zindex: #             
// HTML elements with a higher zindex appear on top of the gray out  
// bgcolor: (#xxxxxx)    
// Standard RGB Hex color code  
// grayOut(true, {'zindex':'50', 'bgcolor':'#0000FF', 'opacity':'70'}); 
// Because options is JSON opacity/zindex/bgcolor are all optional and can appear  
// in any order.  Pass only the properties you need to set.  
	var options = options || {};  
	var zindex = options.zindex || 50; 
	var opacity = options.opacity || 70;  
	var opaque = (opacity / 100);  
	var bgcolor = options.bgcolor || '#000000'; 
	var dark=document.getElementById('darkenScreenObject');  
	if (!dark) {    
		// The dark layer doesn't exist, it's never been created.  So we'll    
		// create it here and apply some basic styles.    
		// If you are getting errors in IE see: http://support.microsoft.com/default.aspx/kb/927917    
		var tbody = document.getElementsByTagName("body")[0];    
		var tnode = document.createElement('div');           
		// Create the layer.        
		tnode.style.position='absolute';                
		// Position absolutely        
		tnode.style.top='0px';                           
		// In the top        
		tnode.style.left='0px';                          
		// Left corner of the page        
		tnode.style.overflow='hidden';                   
		// Try to avoid making scroll bars                   
		tnode.style.display='none';                      
		// Start out Hidden        
		tnode.id='darkenScreenObject';                  
		// Name it so we can find it later    
		tbody.appendChild(tnode);                            
		// Add it to the web page    
		dark=document.getElementById('darkenScreenObject');  
		// Get the object.  
		}  
	if (vis) {    
		// Calculate the page width and height     
		if( document.body.offsetWidth ) {      
		var pageWidth = document.body.offsetWidth+'px';     
		var pageHeight = document.body.offsetHeight+'px';    
		} 
		else {       
		var pageWidth='100%';       
		var pageHeight='100%';    
		}       
		//set the shader to cover the entire page and make it visible.   
		dark.style.opacity=opaque;                          
		dark.style.MozOpacity=opaque;                       
		dark.style.filter='alpha(opacity='+opacity+')';     
		dark.style.zIndex=zindex;            
		dark.style.backgroundColor=bgcolor;      
		dark.style.width= pageWidth;    
		dark.style.height= pageHeight;    
		dark.style.display='block';                            
	} 
	else {     dark.style.display='none';  }
}
/************************	Screen Grey Out	*************************/