function checkCallbackForm()	// check form prior to submission (client-side validation)
{

	var formOK = true;

	var warningString = "Please correct the following:\n";
	var validated=true;
	with (document.callbackForm)
	{
		if ((name.value=="") || (name.value=="Name"))
		{
			warningString= warningString+ '\nNo name has been entered';
			formOK =false;
		}

		if ((phone.value=="") || (phone.value=="Phone"))
		{
			warningString= warningString+ '\nNo phone number has been entered';
			formOK =false;
		}
		if ( !formOK )
		{
			alert(warningString);
			validated=false;
		}
	}
	
	
	var sPath = window.location.pathname;
	//var sPage = sPath.substring(sPath.lastIndexOf('\\') + 1);
	var sPage = sPath.substring(sPath.lastIndexOf('/') + 1);
	
	callbackForm.source.value= sPage;	

	return validated;	// if all checks in checkForm are passed a TRUE will be returned
}



function checkSamplesForm()	// check form prior to submission (client-side validation)
{

	var formOK = true;

	var warningString = "Please correct the following:\n";
	var validated=true;
	with (document.samplesForm)
	{
		if ((name.value=="") || (name.value=="Name"))
		{
			warningString= warningString+ '\nNo name has been entered';
			formOK =false;
		}

		if ((phone.value=="") || (phone.value=="Phone"))
		{
			warningString= warningString+ '\nNo phone number has been entered';
			formOK =false;
		}

		if (email.value != "")
		{
			if ((email.value.indexOf("@",0)==-1) || (email.value.indexOf(".",0)==-1))
			{
				validated=false;
				warningString= warningString+ "\n\nIncorrect e-mail address has been entered";
				formOK =false;
			}
		}

		if ( !formOK )
		{
			alert(warningString);
			validated=false;
		}
	}
	
	
	
	var sPath = window.location.pathname;
	//var sPage = sPath.substring(sPath.lastIndexOf('\\') + 1);
	var sPage = sPath.substring(sPath.lastIndexOf('/') + 1);
	
	samplesForm.source.value= sPage;
	return validated;	// if all checks in checkForm are passed a TRUE will be returned
}

function clickclear(thisfield, defaulttext) {
if (thisfield.value == defaulttext) {
thisfield.value = "";
}
}

function clickrecall(thisfield, defaulttext) {
if (thisfield.value == "") {
thisfield.value = defaulttext;
}
}



// Personal add-ons:

function $(id) {
  return document.getElementById(id);
}




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];}
}