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_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 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 verifyDNAForm( theform ){
	fElements = theform.elements;
	bError = false;
	sError = '';

	if( isEmpty(fElements['firstname'].value) || fElements['firstname'].value.length < 2 ){
		bError = true;
		sError+= ' - Please enter a valid First Name.\n';
	}
	if( isEmpty(fElements['lastname'].value) || fElements['lastname'].value.length < 2 ){
		bError = true;
		sError+= ' - Please enter a valid Last Name.\n';
	}
	if( isEmpty(fElements['email'].value) || !isEmail( fElements['email'].value ) ){
		bError = true;
		sError+= ' - Please enter a valid Email Address.\n';
	}
	if( isEmpty(fElements['zipcode'].value) || !isZIPCode( fElements['zipcode'].value ) ){
		bError = true;
		sError+= ' - Please enter a valid US Zip Code.\n';
	}
	if( bError ){
		alert( 'The following error(s) have occurred:\n' + sError );
	}else{
		var fname, lname, telephone, email, zipcode, grade, skill, newsletter, contactme = '';
		if(fElements['firstname']) fname = fElements['firstname'].value;
		if(fElements['lastname']) lname = fElements['lastname'].value;
		if(fElements['telephone']) telephone = fElements['telephone'].value;
		if(fElements['email']) email = fElements['email'].value;
		if(fElements['zipcode']) zipcode = fElements['zipcode'].value;
		if(fElements['grade']) grade = fElements['grade'].value;
		if(fElements['skill']) skill = fElements['skill'].value;
		if(fElements['newsletter']) newsletter = fElements['newsletter'].value;
		if(fElements['contactme']) contactme = fElements['contactme'].value;
		
        theURL = '/getting_started/dnapopup.php?firstname='+ fname +'&lastname='+ lname +'&telephone='+ telephone +'&email='+ email +'&zipcode='+ zipcode +'&grade='+ grade +'&skill='+ skill +'&newsletter='+ newsletter +'&contactme='+ contactme;
        QSWindow = window.open(theURL, 'dnawind', 'height=450,width=670,resizable=1,scrollbars=1');
	    QSWindow.focus();
	}
	return false;
}

function checkLocatorFormStatus(theForm){
	fElements = theForm.elements;
	fElements['zipcode'].disabled = false;
	fElements['areacode'].disabled = false;
	fElements['miles'].disabled = false;
	if(fElements['zipcode'].value != '' || fElements['areacode'].value != ''){
		if( fElements['zipcode'].value != '' ){
			fElements['zipcode'].disabled = false;
			fElements['areacode'].disabled = true;
			fElements['miles'].disabled = false;
		}
		if( fElements['areacode'].value != '' ){
			fElements['zipcode'].disabled = true;
			fElements['areacode'].disabled = false;
			fElements['miles'].disabled = true;
		}
	}
}