// this will just force a file to download instead of it opening in the window
function downloadFile(x)
{
	myTempWindow = window.open(x,'','left=10000,screenX=10000');
	myTempWindow.document.execCommand('SaveAs',null,x);
	myTempWindow.close();
}

// async - do we want to use asynchronous transfer
// if it is false, we wait for it to return before we allow anything else to happen. ie. the interaction is locked
// if it is true, we can do other things, just like threading
function goAjax(link,divid,async)
{
	var req = null;

	if (window.XMLHttpRequest)
	{
		req = new XMLHttpRequest(); // Firefox, Safari, ...
			
		if (req.overrideMimeType) 
		{
			req.overrideMimeType('text/xml');
		}
	} 
	else if (window.ActiveXObject) 
	{
		try
		{
			req = new ActiveXObject("Msxml2.XMLHTTP"); 
		}
		catch (e)
		{
			try
			{
				req = new ActiveXObject("Microsoft.XMLHTTP"); // Internet Explorer 
			}
			catch (e) {}
		}
	}

	req.onreadystatechange = function()
	{ 
		//r.innerHTML = "<tr><td>Wait server...</td></tr>";

		// if we have asynchronous feed back, the write it to innerHTML
		if(req.readyState == 4 && async)
		{
			if(req.status == 200)
			{
				//alert(req.responseText);
				document.getElementById(divid).innerHTML = req.responseText;
			}
			else
			{
				document.getElementById(divid).innerHTML = "Error: [returned status code " + req.status + "] [" + req.statusText + "]";
			}
		}
		if(req.readyState == 3)
		{
			//r.innerHTML = "Receiving...";
		}
		if(req.readyState == 2)
		{
			//r.innerHTML = "Sent...";
		}
		if(req.readyState == 1)
		{
			//r.innerHTML = "<tr><td>Open...</td></tr>";
		}
		if(req.readyState == 0)
		{
			//r.innerHTML = "Uninitialsed...";
		}
	}

	req.open("GET", link, async);
	req.send(null);

	return req.responseText;
}


// Email Validation Javascript
// copyright 23rd March 2003, by Stephen Chapman, Felgall Pty Ltd

// You have permission to copy and use this javascript provided that
// the content of the script is not changed in any way.

function validateEmail(addr,man,db)
{
	if (addr == '' && man)
	{
		if (db) alert('email address is mandatory');
		return false;
	}
	if (addr == '') return true;
	var invalidChars = '\/\'\\ ";:?!()[]\{\}^|';
	for (i=0; i<invalidChars.length; i++)
	{
		if (addr.indexOf(invalidChars.charAt(i),0) > -1)
		{
			if (db) alert('email address contains invalid characters');
			return false;
		}
	}

	for (i=0; i<addr.length; i++)
	{
		if (addr.charCodeAt(i)>127)
		{
			if (db) alert("email address contains non ascii characters.");
		      return false;
   		}
	}

	var atPos = addr.indexOf('@',0);
	if (atPos == -1)
	{
		if (db) alert('email address must contain an @');
		return false;
	}
	if (atPos == 0)
	{
   		if (db) alert('email address must not start with @');
		return false;
	}

	if (addr.indexOf('@', atPos + 1) > - 1)
	{
		if (db) alert('email address must contain only one @');
		return false;
	}
	if (addr.indexOf('.', atPos) == -1)
	{
		if (db) alert('email address must contain a period in the domain name');
		return false;
	}
	if (addr.indexOf('@.',0) != -1)
	{
		if (db) alert('period must not immediately follow @ in email address');
		return false;
	}
	if (addr.indexOf('.@',0) != -1)
	{
		if (db) alert('period must not immediately precede @ in email address');
		return false;
	}
	if (addr.indexOf('..',0) != -1)
	{
		if (db) alert('two periods must not be adjacent in email address');
		return false;
	}

	var suffix = addr.substring(addr.lastIndexOf('.')+1);
	if (suffix.length != 2 && suffix != 'com' && suffix != 'net' && suffix != 'org' && suffix != 'edu' && suffix != 'int' && suffix != 'mil' && suffix != 'gov' & suffix != 'arpa' && suffix != 'biz' && suffix != 'aero' && suffix != 'name' && suffix != 'coop' && suffix != 'info' && suffix != 'pro' && suffix != 'museum')
	{
		if (db) alert('invalid primary domain in email address');
		return false;
	}

	return true;
}

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_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];}
}