// JavaScript Document

// Basic general form validation to eliminate blanks

function isblank(s) {
	for (var i=0; i < s.length; i++) {
	var c = s.charAt(i);
	if ((c != ' ') && (c != '\n') && (c != '\t')) return false;
	}
	return true;
}

function verify(f) {

	var msg;
	var empty_fields = "";
	var errors = "";
	var litErrors = "";
	var litErrMsg = "2";
	var oneLitCh = "No";
	
	
	for(var i = 0; i< f.length; i++) {
		var e = f.elements[i];
		
		if ((e.name == "literature") && (e.checked != true)) {
			if (litErrMsg != 1)
				litErrors += "- A product literature selection is required in order to submit your request!" + "\n";
				litErrMsg = 1;
			}
		if ((e.name == "literature") && (e.checked != false)) {
			oneLitCh = "Yes";
		}
		
		if (((e.type == "text") || (e.type == "textarea")) && !e.optional) {
		
			if ((e.value == null) || (e.value == "") || isblank(e.value)) {
				empty_fields += "\n     " + e.name;
				continue;
			}
			if (e.numeric || (e.min != null) || (e.max != null)) {
				var v = parseFloat(e.value);
				if (isNaN(v) || ((e.min != null) && (v < e.min)) ||((e.max != null) && (v > e.max))) {
					errors += "- The field " + e.name + " must be a number";
					if (e.min != null)
						errors += " that is greater than " + e.min;
					if (e.max != null && e.min != null)
						errors += " and less than " + e.max;
					else if (e.max != null)
						errors += " that is less than " + e.max;
					errors += ".\n";
			}
		}
	} 
}

if (!empty_fields && !errors) return true;

msg	= "-------------------------------------------------------------- \n"
msg += "The form was not submitted because of the following errors(s). \n";
msg += "Please correct these error(s) and re-submit. \n";
msg += "-------------------------------------------------------------- \n\n"

if (oneLitCh != "Yes") {
	msg += "\n" + litErrors + "\n";
}
if (empty_fields) {
	msg += "- The following required field(s) are empty: \n"
	msg += empty_fields + "\n";
	if (errors) msg += "\n";
	}
	msg += errors;
	alert(msg);
	return false;
}

// Pop up window parent update link
function updateParent(newURL) {
	opener.document.location = newURL
}

// Macromedia DreamWeaver canned scripts
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];}
}