$(function()
{
	$("#subForm input:submit").click(function() {	
		
		// First, disable the form from submitting
		$('form#subForm').submit(function() { return false; });
		
		// Grab form action
		formAction = $("form#subForm").attr("action");
		
		// Hacking together id for email field
		// Replace the xxxxx below:
		// If your form action were http://mysiteaddress.createsend.com/t/r/s/abcde/, then you'd enter "abcde" below
		emailId = "iiuip";
		emailId = emailId.replace("/", "");
		emailId = emailId + "-" + emailId;
		
		// Validate email address with regex
		if (!checkEmail(emailId)) 
		{
			alert("Please enter a valid email address");
			return;
		}
		
		// Serialize form values to be submitted with POST
		var str = $("form#subForm").serialize();
		
		// Add form action to end of serialized data
		final = str + "&action=" + formAction;
		
		// Submit the form via ajax
		$.ajax({
			url: "/proxy.php",
			type: "POST",
			data: final,
			success: function(html){
				$("#subForm").hide(); // If successfully submitted hides the form
				$("#confirmation").fadeIn();  // Shows "Thanks for subscribing" div
			}
		});
	});
});

function checkEmail(email)
{	
	var pattern = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	var emailVal = $("#" + email).val();
	return pattern.test(emailVal);
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function swapGraph(){
	var box = document.forms['goldprice_form'].goldprice_select;
	var metal = box.options[box.selectedIndex].value;
	
	if (metal == 'nickel'){
		document.goldprice_chart.src = 'http://charts.infomine.com?9';
	} else if (metal == 'gold') {
		document.goldprice_chart.src = 'http://charts.infomine.com?1';
	} else if (metal == 'copper') {
		document.goldprice_chart.src = 'http://charts.infomine.com?4';
	} else if (metal == 'uranium') {
		document.goldprice_chart.src = 'http://charts.infomine.com?5';
	}
}