/* added to all body onload calls */

function onpageload()
{
	startList();
}

/* popup functions */
function pop(URL) {
	newWindow = window.open(URL,'_blank','toolbar=no,location=no,scrollbars=no,resize=no,width=600,height=430,screenX=0,screenY=100,top=0,left=100');
}

function pop_sm(URL) {
	newWindow = window.open(URL,'_blank','toolbar=no,location=no,scrollbars=no,resize=no,width=340,height=360,screenX=0,screenY=100,top=0,left=100');
}

function showsite(val)
{
	if(val){
		this.open(val);
	}
}

/* dropdown menu javascript (rest handled by css) */
startList = function() {
	if (document.all&&document.getElementById) {
		navRoot = getNavigationElement();
		for (i=0; i<navRoot.childNodes.length; i++) {
			node = navRoot.childNodes[i];
			if (node.nodeName=="LI") {
				node.onmouseover=function() {
					this.className+=" over";
				}
				node.onmouseout=function() {
					this.className=this.className.replace(" over", "");
				}
			}
		}
	}
}
function getElementsByClassName(oElm, strTagName, strClassName){
	var arrElements = (strTagName == "*" && oElm.all)? oElm.all : oElm.getElementsByTagName(strTagName);
	var arrReturnElements = new Array();
	strClassName = strClassName.replace(/-/g, "\-");
	var oRegExp = new RegExp("(^|\s)" + strClassName + "(\s|$)");
	var oElement;
	for(var i=0; i<arrElements.length; i++){
		oElement = arrElements[i];
		if(oRegExp.test(oElement.className)){
			arrReturnElements.push(oElement);
		}
	}
	return (arrReturnElements)
}

function getNavigationElement()
{
	return getElementsByClassName(document, "ul", "sections")[0];
}
/* VALIDATION */

function validRequired(formField,fieldLabel)
{
	var result = true;	
	if (formField.value == "")
	{
		alert('Please enter a value for the "' + fieldLabel +'" field.');
		formField.focus();
		result = false;
	}	
	return result;
}


function validateFeedbackForm(theForm)
{

	 
	if (!validRequired(theForm.name,"Name"))
		return false;
		
	if (!validRequired(theForm.comment,"Comment"))
		return false;	
	
	if (!validRequired(theForm.email,"Email"))
		return false;	

	return true;
}

function validateVolunteerForm(theForm)
{
	if (!validRequired(theForm.name,"Name"))
		return false;
		
	if (!validRequired(theForm.email,"Email"))
		return false;	

	return true;
}


function isEmailValid(emailStr) {
	/* The following pattern is used to check if the entered e-mail address
	   fits the user@domain format.  It also is used to separate the username
	   from the domain. */
	
	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 +")*$");	
	/* check if the supplied address is valid. */   
	var matchArray=emailStr.match(emailPat);
	if (matchArray==null) { 
		alert("Email address seems incorrect (check @ and .'s)");	
		return false;	
	}
	var user=matchArray[1];
	var domain=matchArray[2];
	
	// See if "user" is valid 
	if (user.match(userPat)==null) {
		// user is not valid
		alert("The username doesn't seem to be valid.");
		return false;
	}
	
	/* if the e-mail address is at an IP address (as opposed to a symbolic
	   host name) make sure the IP address is valid. */
	var IPArray=domain.match(ipDomainPat);
	if (IPArray!=null) {
		// this is an IP address
		  for (var i=1;i<=4;i++) {
			if (IPArray[i]>255) {
				alert("Destination IP address is invalid!");
				return false;
			}
		}
		return true;
	}
	
	// Domain is symbolic name
	var domainArray=domain.match(domainPat)
	if (domainArray==null) {
		alert("The domain name doesn't seem to be valid.");
		return false;
	}	
	/* domain name seems valid, make sure that it ends in a
	   three-letter word (like com, edu, gov) or a two-letter word,
	   representing country (uk, nl), and that there's a hostname preceding 
	   the domain or country. */
	
	/* break up the domain to get a count of how many atoms
	   it consists of. */
	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) {
	   // the address must end in a two letter or three letter word.
	   alert("The address must end in a three-letter domain, or two letter country.");
	   return false;
	}
	
	// Make sure there's a host name preceding the domain.
	if (len<2) {
	   var errStr="This address is missing a hostname!";
	   alert(errStr);
	   return false;
	}
	//  everything's valid.
	return true;
}

var monthsAry = ['Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sept','Oct','Nov','Dec'];

function cc_expiration_fields(month, year) {
        var today=new Date();
        var selected_month = document.getElementById(month);
        var selected_year = document.getElementById(year);
        for (var month_cnt = 0; month_cnt < 12; month_cnt++) {
                selected_month.options[month_cnt]=new Option(monthsAry[month_cnt], monthsAry[month_cnt]);
        }
        selected_month.options[today.getMonth()]=new Option(monthsAry[today.getMonth()], monthsAry[today.getMonth()], true, true);
        var curr_year = today.getFullYear();
        for (var year_cnt = 0; year_cnt < 10; year_cnt++) {
                selected_year.options[year_cnt]=new Option(curr_year, curr_year);
                curr_year++;
        }
        selected_year.options[0]=new Option(today.getFullYear(), today.getFullYear(), true, 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;
}