function switchElements(element, type) {
	d = document.forms[1]['ProductType' + element].checked;
	d == true ? d = false : d = true;
	for (var i = 0; i < document.forms[1].elements.length; i++) {
	   if (document.forms[1].elements[i].id.indexOf('Products' + element) != -1 || document.forms[1].elements[i].id.indexOf('Caliper' + element) != -1 || document.forms[1].elements[i].id.indexOf('Quantity' + element) != -1 || document.forms[1].elements[i].id.indexOf('Units' + element) != -1 || document.forms[1].elements[i].id.indexOf('Other' + element) != -1) {
			document.forms[1].elements[i].disabled = d;
			if (d == true) {
				document.forms[1].elements[i].checked = false;
			}
	   }
	}
}

var errors=''
function validateForms() {
	errors = '';
	var caliper = false;
	var quantity = false;
	for (var i = 0; i < document.forms[1].elements.length; i++) {
		if (document.forms[1].elements[i].id.indexOf('Products') != -1 && document.forms[1].elements[i].checked == true) {
			element = document.forms[1].elements[i].id.substr(8);
			if (document.getElementById('Caliper' + element).value == '') {
				document.getElementById('Caliper' + element).style.backgroundColor = '#B71F36';
				document.getElementById('Caliper' + element).onfocus = function() { this.style.backgroundColor = '#F2F0EE' }
				caliper = true;
			}
			if (document.getElementById('Quantity' + element).value == '') {
				document.getElementById('Quantity' + element).style.backgroundColor = '#B71F36';
				document.getElementById('Quantity' + element).onfocus = function() { this.style.backgroundColor = '#F2F0EE' }
				quantity = true;
			}
		}
	}
	if (caliper) errors += '- Please indicate the caliper for each product.\n';
	if (quantity) errors += '- Please indicate the quanity for each product.\n';
	
	if (!document.getElementById('ProductTypeA').checked && !document.getElementById('ProductTypeB').checked && !document.getElementById('ProductTypeC').checked && !document.getElementById('ProductTypeD').checked && !document.getElementById('ProductTypeE').checked ) {
		errors += '- Please choose at least one product.\n';
	}
	
	MM_validateForm('FirstName','','R','LastName','','R','Title','','R','Company','','R','Address1','','R','City','','R','State','','R','Zip','','R','Email','','RisEmail');
	document.MM_returnValue == true && errors == '' ? document.forms[1].submit() : null;
}

function formatCurrency(num) {
	num = num.toString().replace(/\$|\,/g,'');
	if(isNaN(num))
	num = "0";
	sign = (num == (num = Math.abs(num)));
	num = Math.floor(num*100+0.50000000001);
	cents = num%100;
	num = Math.floor(num/100).toString();
	if(cents<10)
	cents = "0" + cents;
	for (var i = 0; i < Math.floor((num.length-(1+i))/3); i++)
	num = num.substring(0,num.length-(4*i+3))+','+
	num.substring(num.length-(4*i+3));
	return (((sign)?'':'-') + '$' + num + '.' + cents);
}

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_validateForm() { //v4.0
  var i,p,q,nm,test,num,min,max,args=MM_validateForm.arguments;
  for (i=0; i<(args.length-2); i+=3) { test=args[i+2]; val=MM_findObj(args[i]);
    if (val) { nm=val.name; if ((val=val.value)!="") {
      if (test.indexOf('isEmail')!=-1) { p=val.indexOf('@');
        if (p<1 || p==(val.length-1)) errors+='- '+nm+' must contain an e-mail address.\n';
      } else if (test!='R') { num = parseFloat(val);
        if (isNaN(val)) errors+='- '+nm+' must contain a number.\n';
        if (test.indexOf('inRange') != -1) { p=test.indexOf(':');
          min=test.substring(8,p); max=test.substring(p+1);
          if (num<min || max<num) errors+='- '+nm+' must contain a number between '+min+' and '+max+'.\n';
    } } } else if (test.charAt(0) == 'R') errors += '- '+nm+' is required.\n'; }
  } if (errors) alert('The following error(s) occurred:\n'+errors);
  document.MM_returnValue = (errors == '');
}