var imageRoot = '/images/';
var preloadFlag = false;

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && preloadFlag == true) {
		for (var i=0; i < changeImages.arguments.length; i += 2) {
			document[changeImages.arguments[i]].src = imageRoot + changeImages.arguments[i+1];
		}
	}
}

function preloadImages() {
	if (document.images) {
		help_o = newImage(imageRoot + "bt_help_o.gif");
		reach_o = newImage(imageRoot + "bt_reach_o.gif");
		about_o = newImage(imageRoot + "bt_about_o.gif");
		events_o = newImage(imageRoot + "bt_events_o.gif");
		partners_o = newImage(imageRoot + "bt_partners_o.gif");
		resources_o = newImage(imageRoot + "bt_resources_o.gif");
		donate_o = newImage(imageRoot + "bt_donate_o.gif");

		preloadFlag = true;
	}
}

//v1.0
//Copyright 2006 Adobe Systems, Inc. All rights reserved.
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;
}

function empty(field) {
	if (field.type == 'text' || field.type == 'password' || field.type == 'textarea') {
		if (field.value.replace(/\s*/g,'').length == 0) {
			return true;
		}
	} else if (field.type == 'select-one') {
		if (field.selectedIndex == 0) {
			return true;
		}
	} else if (field[0].type == 'radio') {
		var checked = false;
		for (i=0; i < field.length; i++) {
			if (field[i].checked) {
				checked = true;
			}
		}
		if (!checked) {
			return true;
		}
	}
	return false;
}

function verifyEmail(emailStr) {
	var emailPat = /^(.+)@(.+)$/;
	var specialChars = "\\(\\)<>@,;:\\\\\\\"\\.\\[\\]";
	var validChars = "\[^\\s" + specialChars + "\]";
	var quotedUser = "(\"[^\"]*\")";
	var ipDomainPat = /^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
	var atom = validChars + '+';
	var word = "(" + atom + "|" + quotedUser + ")";
	var userPat = new RegExp("^" + word + "(\\." + word + ")*$");
	var domainPat= new RegExp("^" + atom + "(\\." + atom +")*$");

	var matchArray = emailStr.match(emailPat);

	if (matchArray == null) { return false;}

	var user = matchArray[1]
	var domain = matchArray[2]
	if (user.match(userPat) == null) { return false; }

	var IPArray=domain.match(ipDomainPat)
	if (IPArray != null) {
		for (var i=1; i<=4; i++) {
	    		if (IPArray[i] > 255) {
	        		return false;
	    		}
    	}
   		return true;
	}

	var domainArray = domain.match(domainPat)
	if (domainArray == null) {
		return false;
	}

	var atomPat = new RegExp(atom,"g")
	var domArr = domain.match(atomPat)
	var len = domArr.length
	if (domArr[domArr.length-1].length < 2 || domArr[domArr.length-1].length > 3) {
		return false;
	}

	if (len < 2) { return false; }
	
   	return true;
}

function Subscribe(f) {
	var bErrorFound = false;
	var strErrorMsg = 'Please correct the following problems:\n';

	if (empty(f.vEmail)) {
		strErrorMsg = strErrorMsg + '\n - Email must be a valid e-mail address';
		bErrorFound = true;
	}

	if (!empty(f.vEmail) && !verifyEmail(f.vEmail.value)) {
		strErrorMsg = strErrorMsg + '\n - Email must be a valid e-mail address';
		bErrorFound = true;
	}

	if (bErrorFound == true) {
		alert(strErrorMsg);
		return false;
	} else {		
		return true;	
	}	
}

function resizeIframe() {
	i = parent.document.getElementById(window.name);
	iHeight = document.body.scrollHeight;
	i.style.height = iHeight + 5 + "px"
}

function addLoadEvent(func) {
	var oldonload = window.onload;

	if (typeof window.onload != 'function') {
		window.onload = func;
	} else {
		window.onload = function() {
			oldonload();
			func();
		}
	}
}

function checkState() {
	var ddCity = document.getElementById('ddCity');
	
	if (ddCity) {
		var val = document.forms['frmSearch'].elements['vState'].options[document.forms['frmSearch'].elements['vState'].selectedIndex].value;

		if (val != '') {
			selectState(val);
		}
	}
}

function selectState(val) {
	var ddCity = document.getElementById('ddCity');
	
	if (val != '') {
		var xmlObj = false;
			
		if (window.XMLHttpRequest) {
			xmlObj = new XMLHttpRequest();
		} else if (window.ActiveXObject) { 
			try {
				xmlObj = new ActiveXObject("Msxml2.XMLHTTP")
			} catch (e){
				try{
					xmlObj = new ActiveXObject("Microsoft.XMLHTTP")
				} catch (e) {}
			}
		} else {
			return false;
		}
		
		xmlObj.onreadystatechange=function(){
			if (xmlObj.readyState == 4 && xmlObj.status == 200) {
				if (val != 'US') {
					ddCity.style.display = '';
					ddCity.innerHTML = xmlObj.responseText;
				} else {
					ddCity.style.display = 'none';
				}
			}
		}
		url = '/ssi/getCities.asp?state='+val;
		xmlObj.open('GET', url, true);
		xmlObj.send(null);
	} else {
		ddCity.style.display = 'none';
	}
}

function Unsubscribe(f) {
	var bErrorFound = false;
	var strErrorMsg = 'Please correct the following problems:\n';

	if (empty(f.vEmail)) {
		strErrorMsg = strErrorMsg + '\n - Email must be a valid e-mail address';
		bErrorFound = true;
	}

	if (!empty(f.vEmail) && !verifyEmail(f.vEmail.value)) {
		strErrorMsg = strErrorMsg + '\n - Email must be a valid e-mail address';
		bErrorFound = true;
	}

	if (bErrorFound == true) {
		alert(strErrorMsg);
		return false;
	} else {		
		return true;	
	}
}