// JavaScript Document
function checkContact()
{
	if(document.info.name.value==''||
	document.info.phone.value==''||
	document.info.email.value==''||
	document.info.enquiry.value==''||
	document.info.message.value=='')
	{
		alert("All fields are required. Please complete and re-submit");
	}
	else if(!IsValidEmail(document.info.email.value))
	{
		alert("The email you have entered is not a valid format");
	}
	else if(!IsPhone(document.info.phone.value))
	{
		alert("The phone number you have entered is not a valid format");
	}
	else if(!IsInvalid(document.info.message.value))
	{
		alert('The message you have entered contains invalid characters. "#&^${}>' + "'");
	}
	else
	{
		document.info.submit();
	}
	
}
function IsNumeric(sText)
{
   var ValidChars = "0123456789.";
   var IsNumber=true;
   var Char;

 
   for (i = 0; i < sText.length && IsNumber == true; i++) 
   { 
      Char = sText.charAt(i); 
      if (ValidChars.indexOf(Char) == -1) 
      {
         IsNumber = false;
      }
   }
   return IsNumber; 
}
function IsInvalid(sText)
{
   var ValidChars = "#'&^${}><" + '"';
   var IsNumber=true;
   var Char;

 
   for (i = 0; i < sText.length && IsNumber == true; i++) 
   { 
      Char = sText.charAt(i); 
      if (ValidChars.indexOf(Char) != -1) 
      {
         IsNumber = false;
      }
   }
   return IsNumber; 
}

function IsValidEmail(str) 
{
   return (str.indexOf(".") > 2) && (str.indexOf("@") > 0);
}
function IsPhone(sText)
{
   var ValidChars = "0123456789.()";
   var IsNumber=true;
   var Char;

   for (i = 0; i < sText.length && IsNumber == true; i++) 
   { 
      Char = sText.charAt(i); 
      if (ValidChars.indexOf(Char) == -1) 
      {
         IsNumber = false;
      }
   }
   return IsNumber; 
}

function changeProduct()
{
	window.location.href="admin.php?product="+document.getElementById('product_type').value;
}
function showMovie(id)
{
	window.opener.location.href="zindex.php?movie="+id;
	window.close();
}
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_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 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 checkLogin()
{
	if(document.login.username.value==''||document.login.password.value=='')
	{
		alert("Please enter a Username and Password");
	}
	else
	{
		document.login.submit();
	}
}
function checkAddId()
{
	if(document.remove.addId.value=='')
	{
		alert("An id must be entered");
	}
	else
	{
		if(!IsNumeric(document.remove.addId.value))
		{
			alert("The id you have entered is not a valid format");
		}
		else
		{
			document.remove.submit();
		}
	}
}
function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}
function confirmAdd()
{
	if(document.createad.name.value==''||document.createad.contact.value==''||document.createad.email.value==''||document.createad.phone.value==''||document.createad.type.value==''||document.createad.description.value==''||document.createad.state.value==''||document.createad.price.value=='')
	{
		alert("All fields are required. Please make sure you have completed all fields");
	}
	else if(document.createad.action.value!='modify'&&(document.createad.paymentId.value!=document.createad.sessionId.value))
	{
		alert("The PaymentId you have entered is invalid. Check your payment confirmation email for this value");
	}
	else if(!IsValidEmail(document.createad.email.value))
	{
		alert("The email you have entered is not a valid format");
	}
	else if(!IsPhone(document.createad.phone.value))
	{
		alert("The phone number you have entered is not a valid format");
	}
	else if(!IsInvalid(document.createad.description.value))
	{
		alert('The description you have entered contains invalid characters. "#&^${}>' + "'");
	}
	else if(!IsNumeric(document.createad.price.value))
	{
		alert("The price you have entered is not in a valid numeric format (0.00)");
	}
	else 
	{
		error=false;
		
		for(i=1;i<=3;i++)
		{		
			if(document.getElementById("productImage"+i).value!='')
			{
				var imageext = document.getElementById("productImage"+i).value.substring((document.getElementById("productImage"+i).value.length - 3), (document.getElementById("productImage"+i).value.length));
				
				if(imageext != "jpg" && imageext != "gif" && imageext != "JPG" && imageext != "GIF")
				{	
					error=true;
				}
			}
		}
		if(error)
		{
			alert("Images must be in a valid format (*.jpg, *.gif)");
		}
		else
		{
			ok=confirm("Are you sure you have entered the correct details and want to create this ad?");
			
			if(ok)
				document.createad.submit();
		}
	}
}
function confirmDelete(title, id)
{
		ok=confirm("Are you sure you want to delete " + title +"?");
		
		if(ok)
		{
			window.location="admin.php?product="+document.getElementById('product_type').value+"&delete="+id;
		}
}