function Trim(sString)
{
	return sString.replace(/^\s+/g, '').replace(/\s+$/g, '');
}

function isDate(iDay, iMonth, iYear)
{
	//Check to make sure that they have selected a valid date
	var ary30Days = new Array("4","6","9","11");
	var bLeapYear = iYear / 4;
	
	//Is this a leap yer
	if (parseInt(bLeapYear) == bLeapYear)
		bLeapYear = true;
	else
		bLeapYear = false;
	
	//ensure that all values have been passed
	//if they havent, how can the date be correct
	if (isNaN(parseInt(iDay)) || isNaN(parseInt(iMonth)) || isNaN(parseInt(iYear)))
		return false;
	
	if (parseInt(iMonth) == 2)
	{
		if (bLeapYear && (parseInt(iDay) > 29))
			return false;
		else if (!bLeapYear && parseInt(iDay) > 28)
			return false;
	}
	else if (parseInt(iDay) > 30)
	{
		for (i = 0; i < ary30Days.length; i++)
		{
			if (parseInt(iMonth) == ary30Days[i])
				return false;
		}
	}
	return true;
}

function isEmail(sEmail)
{
	// Create the RegEx object
	var rgEmail = /([a-zA-Z0-9][-._a-zA-Z0-9]*)*[a-zA-Z0-9]+@?([a-zA-Z0-9][-_a-zA-Z0-9]*\.)+[a-zA-Z]{2,7}/g;
	var aryResult = sEmail.match(rgEmail);
	var bRtn = false;
	
	if (aryResult != null)
		bRtn = ((aryResult[0] == sEmail) ? true : false);
	
	return bRtn;
}

function isNumeric(frm, sFields)
{
	// csv list of values to check
	var fieldlist = sFields.split(",");
	for(var element=0; element<fieldlist.length; element++)
	{
		var doc = eval('frm.' + fieldlist[element]);
		if(Trim(doc.value).length == 0 || isNaN(doc.value))
		{
			if (doc.alt)
				alert(doc.alt); 
			else if (doc.title)
				alert(doc.title);
			else
				alert('You must enter a numeric value for ' + fieldlist[element]); 
			if (Trim(doc.value) == 0)
				doc.value = 0;
			doc.focus();
			return false;
		}
	}
	return true;
}

function validateform(frm, sFields)
{
	// csv list of values to check
	var fieldlist = sFields.split(",");
	for(var element=0; element<fieldlist.length; element++)
	{
		var doc = eval('frm.' + fieldlist[element]);
		doc.value = Trim(doc.value);
		if(doc.value == "")
		{
			if (doc.alt)
				alert(doc.alt); 
			else if (doc.title)
				alert(doc.title);
			else
				alert('You must enter a value for ' + fieldlist[element]); 
			doc.focus();
			return false;
		}
	}
	return true;
}

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) { //v4.0
  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 && document.getElementById) x=document.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];}
}