// JavaScript Document
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_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

function MM_showHidePositionLayers() 
{
  var x = 0;
  var y = 0;
  var i,p,v,obj,e,args=MM_showHidePositionLayers.arguments;
  for (i=0; i<(args.length-3); i+=4)
  {
    if ((obj=MM_findObj(args[i]))!=null)
    {
	  if (document.all)
	  {
		x = event.clientX + document.documentElement.scrollLeft - 200;
		y = event.clientY + document.documentElement.scrollTop;
	  }
	  else
	  {
		e = args[i+3];  
		x = e.pageX - 200;
		y = e.pageY;	  
	  }		
      v=args[i+2];
      if (obj.style) 
  	  {
	    obj=obj.style;
	  }
	  if (v=='show')
	  {
	    obj.visibility='visible';
		obj.top = y + 'px';
		obj.left = x + 'px';
	  }
	  else if (v=='hide')
	  {
	    obj.visibility='hidden';
	  }
    }
  }
}

function checkForm(form) {
  if (form.to_name.value == "") {
    alert("Please enter your friend's name.");
    form.to_name.focus();
    form.to_name.select();
    return false;
  }
  toHasDot = form.to_email.value.indexOf(".");
  toHasAt = form.to_email.value.indexOf("@");
  if (toHasDot == -1 || toHasAt == -1)
  {
	alert("Please enter a valid email address for your friend.");
	form.to_email.focus();
	form.to_email.select();
	return false;
  }
  if (form.from_name.value == "") {
    alert("Please enter your name.");
    form.from_name.focus();
    form.from_name.select();
    return false;
  }
  fromHasDot = form.from_email.value.indexOf(".");
  fromHasAt = form.from_email.value.indexOf("@");
  if (fromHasDot == -1 || fromHasAt == -1)
  {
	alert("Please enter a valid email address in the 'Your Email' box.");
	form.from_email.focus();
	form.from_email.select();
	return false;
  }
  MM_showHideLayers('send_article','','hide');
  MM_showHideLayers('send_article_thankyou','','show');
  timerID = setTimeout("document.send_info.submit();", 2000); // display the thankyou window for two seconds before submitting the form
  return true; 
}	

function checkTellFriendForm(form) {
  if (form.to_name.value == "") {
    alert("Please enter your friend's name.");
    form.to_name.focus();
    form.to_name.select();
    return false;
  }
  toHasDot = form.to_email.value.indexOf(".");
  toHasAt = form.to_email.value.indexOf("@");
  if (toHasDot == -1 || toHasAt == -1)
  {
	alert("Please enter a valid email address for your friend.");
	form.to_email.focus();
	form.to_email.select();
	return false;
  }
  if (form.from_name.value == "") {
    alert("Please enter your name.");
    form.from_name.focus();
    form.from_name.select();
    return false;
  }
  fromHasDot = form.from_email.value.indexOf(".");
  fromHasAt = form.from_email.value.indexOf("@");
  if (fromHasDot == -1 || fromHasAt == -1)
  {
	alert("Please enter a valid email address in the 'Your Email' box.");
	form.from_email.focus();
	form.from_email.select();
	return false;
  }
  document.send_letter.send_email.disabled = true;   
  return true; 
}	

function clearTextField(field) {
  if (field.value == "Enter Your Email Address")
  {
	field.value="";
  }
}

function CheckSS()
{
	theFrm = document.frmSS;

	hasDot = theFrm.Email.value.indexOf(".");
	hasAt = theFrm.Email.value.indexOf("@");
	
	if (hasDot == -1 || hasAt == -1)
	{
		alert("Please enter a valid email address.");
		theFrm.Email.focus();
		theFrm.Email.select();
		return false;
	}	
	return true;
}

function checkRegistrationForm(form)
{
   if (form.first_name.value == "") {
     alert("Please fill out your First Name");
	 form.first_name.focus();
	 form.first_name.select();	 
	 return false;
   }
   if (form.last_name.value == "") {
     alert("Please fill out your Last Name");
	 form.last_name.focus();
	 form.last_name.select();		 
	 return false;
   }
   if (form.address1.value == "" && form.address2.value == "") {
     alert("Please fill out your Street Address");
	 form.address1.focus();
	 form.address1.select();		 
	 return false;
   }
   if (form.city.value == "") {
     alert("Please fill out your City");
	 form.city.focus();
	 form.city.select();		 
	 return false;
   }
   if (form.zip.value == "") {
     alert("Please fill out your Zip");
	 form.zip.focus();
	 form.zip.select();		 
	 return false;
   }  
   if (form.phone.value == "") {
     alert("Please fill out your Phone Number");
	 form.phone.focus();
	 form.phone.select();		 
	 return false;
   }    
   toHasDot = form.email.value.indexOf(".");
   toHasAt = form.email.value.indexOf("@");
   if (toHasDot == -1 || toHasAt == -1)
   {
	   alert("Please enter a valid email address.");
	   form.email.focus();
	   form.email.select();
	   return false;
   }
  document.registration.submit_registration.disabled = true;    
  return true; 
}	

function checkSendEmailForm(form)
{
  if (form.to_name.value == "")
  {
    alert("Please enter your friend's name.");
    form.to_name.focus();
    form.to_name.select();
    return false;
  }
  toHasDot = form.to_email.value.indexOf(".");
  toHasAt = form.to_email.value.indexOf("@");
  if (toHasDot == -1 || toHasAt == -1)
  {
	alert("Please enter a valid email address for your friend.");
	form.to_email.focus();
	form.to_email.select();
	return false;
  }
  if (form.from_name.value == "")
  {
    alert("Please enter your name.");
    form.from_name.focus();
    form.from_name.select();
    return false;
  }
  fromHasDot = form.from_email.value.indexOf(".");
  fromHasAt = form.from_email.value.indexOf("@");
  if (fromHasDot == -1 || fromHasAt == -1)
  {
	alert("Please enter a valid email address in the 'Your Email' box.");
	form.from_email.focus();
	form.from_email.select();
	return false;
  }
  alert("Thank you. Your email to " + form.to_name.value + " will be sent as soon as you press OK.");
  return true; 
}	

//v1.0
//Copyright 2006 Adobe Systems, Inc. All rights reserved.
//these function that begin with AC are for the Internet Explorer fix. see http://www.macromedia.com/devnet/activecontent/articles/devletter.html
function AC_AddExtension(src, ext)
{
  if (src.indexOf('?') != -1)
    return src.replace(/\?/, ext+'?'); 
  else
    return src + ext;
}

function AC_Generateobj(objAttrs, params, embedAttrs) 
{ 
  var str = '<object ';
  for (var i in objAttrs)
    str += i + '="' + objAttrs[i] + '" ';
  str += '>';
  for (var i in params)
    str += '<param name="' + i + '" value="' + params[i] + '" /> ';
  str += '<embed ';
  for (var i in embedAttrs)
    str += i + '="' + embedAttrs[i] + '" ';
  str += ' ></embed></object>';

  document.write(str);
}

function AC_FL_RunContent(){
  var ret = 
    AC_GetArgs
    (  arguments, ".swf", "movie", "clsid:d27cdb6e-ae6d-11cf-96b8-444553540000"
     , "application/x-shockwave-flash"
    );
  AC_Generateobj(ret.objAttrs, ret.params, ret.embedAttrs);
}

function AC_SW_RunContent(){
  var ret = 
    AC_GetArgs
    (  arguments, ".dcr", "src", "clsid:166B1BCA-3F9C-11CF-8075-444553540000"
     , null
    );
  AC_Generateobj(ret.objAttrs, ret.params, ret.embedAttrs);
}

function AC_GetArgs(args, ext, srcParamName, classid, mimeType){
  var ret = new Object();
  ret.embedAttrs = new Object();
  ret.params = new Object();
  ret.objAttrs = new Object();
  for (var i=0; i < args.length; i=i+2){
    var currArg = args[i].toLowerCase();    

    switch (currArg){	
      case "classid":
        break;
      case "pluginspage":
        ret.embedAttrs[args[i]] = args[i+1];
        break;
      case "src":
      case "movie":	
        args[i+1] = AC_AddExtension(args[i+1], ext);
        ret.embedAttrs["src"] = args[i+1];
        ret.params[srcParamName] = args[i+1];
        break;
      case "onafterupdate":
      case "onbeforeupdate":
      case "onblur":
      case "oncellchange":
      case "onclick":
      case "ondblClick":
      case "ondrag":
      case "ondragend":
      case "ondragenter":
      case "ondragleave":
      case "ondragover":
      case "ondrop":
      case "onfinish":
      case "onfocus":
      case "onhelp":
      case "onmousedown":
      case "onmouseup":
      case "onmouseover":
      case "onmousemove":
      case "onmouseout":
      case "onkeypress":
      case "onkeydown":
      case "onkeyup":
      case "onload":
      case "onlosecapture":
      case "onpropertychange":
      case "onreadystatechange":
      case "onrowsdelete":
      case "onrowenter":
      case "onrowexit":
      case "onrowsinserted":
      case "onstart":
      case "onscroll":
      case "onbeforeeditfocus":
      case "onactivate":
      case "onbeforedeactivate":
      case "ondeactivate":
      case "type":
      case "codebase":
        ret.objAttrs[args[i]] = args[i+1];
        break;
      case "width":
      case "height":
      case "align":
      case "vspace": 
      case "hspace":
      case "class":
      case "title":
      case "accesskey":
      case "name":
      case "id":
      case "tabindex":
        ret.embedAttrs[args[i]] = ret.objAttrs[args[i]] = args[i+1];
        break;
      default:
        ret.embedAttrs[args[i]] = ret.params[args[i]] = args[i+1];
    }
  }
  ret.objAttrs["classid"] = classid;
  if (mimeType) ret.embedAttrs["type"] = mimeType;
  return ret;
}