// JavaScript Document

var t; // Used for timed events

// Browser specific style sheets.
var userAgent=navigator.userAgent;
if ((userAgent.indexOf('Firefox') != -1) || (userAgent.indexOf('Netscape') != -1) || (userAgent.indexOf('Safari') != -1)) {
  	document.write('<link href="/TW_assets/styles/mozilla.css" rel="stylesheet" type="text/css" media="screen">');
}
if ((userAgent.indexOf('MSIE 6') != -1))  {
	document.write('<link href="/TW_assets/styles/ie6.css" rel="stylesheet" type="text/css" media="screen">');
}
if (userAgent.indexOf('Opera') != -1)  {
	document.write('<link href="/TW_assets/styles/opera.css" rel="stylesheet" type="text/css" media="screen">');
}
// End browser-specific style sheets

function TW_changeStyle(id, newClass) {
	identity=document.getElementById(id);
	identity.className=newClass;
}

function WAAddError(formElement,errorMsg,focusIt,stopIt)  {
  if (document.WAFV_Error)  {
	  document.WAFV_Error += "\n" + errorMsg;
  }
  else  {
    document.WAFV_Error = errorMsg;
  }
  if (!document.WAFV_InvalidArray)  {
    document.WAFV_InvalidArray = new Array();
  }
  document.WAFV_InvalidArray[document.WAFV_InvalidArray.length] = formElement;
  if (focusIt && !document.WAFV_Focus)  {
	document.WAFV_Focus = focusIt;
  }

  if (stopIt == 1)  {
	document.WAFV_Stop = true;
  }
  else if (stopIt == 2)  {
	formElement.WAFV_Continue = true;
  }
  else if (stopIt == 3)  {
	formElement.WAFV_Stop = true;
	formElement.WAFV_Continue = false;
  }
}

function WAValidateEM(formElement,value,errorMsg,focusIt,stopIt,required) {
  var isValid = true;
  if ((!document.WAFV_Stop && !formElement.WAFV_Stop) && !(!required && value==""))  {
    var knownDomsPat = /^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;
    var emailPat = /^(.+)@(.+)$/;
    var accepted = "\[^\\s\\(\\)><@,;:\\\\\\\"\\.\\[\\]\]+";
    var quotedUser = "(\"[^\"]*\")";
    var ipDomainPat = /^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
    var section = "(" + accepted + "|" + quotedUser + ")";
    var userPat = new RegExp("^" + section + "(\\." + section + ")*$");
    var domainPat = new RegExp("^" + accepted + "(\\." + accepted +")*$");
    var theMatch = value.match(emailPat);
    var acceptedPat = new RegExp("^" + accepted + "$");
    var userName = "";
    var domainName = "";
    if (theMatch==null) {
      isValid = false;
    }
    else  {
      userName = theMatch[1];
      domainName = theMatch[2];
	  var domArr = domainName.split(".");
	  var IPArray = domainName.match(ipDomainPat);
      for (x=0; x < userName.length; x++) {
        if (userName.charCodeAt(x) > 127) {
          isValid = false;
        }
      }
      for (x=0; x < domainName.length; x++) {
        if (domainName.charCodeAt(x) > 127) {
          isValid = false;
        }
      }
      if (userName.match(userPat) == null) {
        isValid = false;
      }
      if (IPArray != null) {
        for (var x=1; x<=4; x++) {
          if (IPArray[x] > 255) {
            isValid = false;
          }
        }
      }
      for (x=0; x < domArr.length; x++) {
        if (domArr[x].search(acceptedPat) == -1 || domArr[x].length < 2) {
          isValid = false;
        }
      }
      if (domArr[domArr.length-1].length !=2 && domArr[domArr.length-1].search(knownDomsPat) == -1) {
        isValid = false;
      }
      if (domArr.length < 2) {
        isValid = false;
      }
    }
  }
  if (!isValid)  {
    WAAddError(formElement,errorMsg,focusIt,stopIt);
  }
}
function WAAlertErrors(errorHead,errorFoot,setFocus,submitForm)  { 
  if (!document.WAFV_StopAlert)  { 
	  document.WAFV_StopAlert = true;
	  if (document.WAFV_InvalidArray)  {  
	    document.WAFV_Stop = true;
        var errorMsg = document.WAFV_Error;
	    if (errorHead!="")
		  errorMsg = errorHead + "\n" + errorMsg;
		if (errorFoot!="")
		  errorMsg += "\n" + errorFoot;
		document.MM_returnValue = false;
		if (document.WAFV_Error!="")
		  alert(errorMsg.replace(/&quot;/g,'"'));
		else if (submitForm)
		  submitForm.submit();
	    if (setFocus && document.WAFV_Focus)  {
		  document.tempFocus = document.WAFV_Focus;
          setTimeout("document.tempFocus.focus();setTimeout('document.WAFV_Stop = false;document.WAFV_StopAlert = false;',1)",1); 
        }
        else {
          document.WAFV_Stop = false;
          document.WAFV_StopAlert = false;
        }
        for (var x=0; x<document.WAFV_InvalidArray.length; x++)  {
	      document.WAFV_InvalidArray[x].WAFV_Stop = false;
	    }
	  }
	  else  {
        document.WAFV_Stop = false;
        document.WAFV_StopAlert = false;
	    if (submitForm)  {
	      submitForm.submit();
	    }
	    document.MM_returnValue = true;
	  }
      document.WAFV_Focus = false;
	  document.WAFV_Error = false;
	  document.WAFV_InvalidArray = false;
  }
}
function WAValidateRT(formElement,value,errorMsg,notAllowed,focusIt,stopIt,required)  {
  var isValid = true;
  var augValue = " " + value.toLowerCase() + " ";
  var tempVal = augValue;
  if ((!document.WAFV_Stop && !formElement.WAFV_Stop) && !(!required && value==""))  {
    var notAllowed = notAllowed.split(", ");
	for (var x=0; x<notAllowed.length; x++)  {
	  var notAllowedInfo = notAllowed[x].split("|");
	  notAllowedInfo[0] = unescape(notAllowedInfo[0]);
      notAllowedInfo[1] = unescape(notAllowedInfo[1]);
	  while (tempVal.indexOf(notAllowedInfo[0].toLowerCase())>=0)  {
	    isValid = false;
		var theIndex = tempVal.indexOf(notAllowedInfo[0].toLowerCase())
		tempVal = tempVal.substring(0,theIndex) + tempVal.substring(theIndex+notAllowedInfo[0].length);
		if (notAllowedInfo[1]!="")  {
          theIndex = augValue.indexOf(notAllowedInfo[0].toLowerCase())
		  augValue = augValue.substring(0,theIndex) + notAllowedInfo[1] + augValue.substring(theIndex+notAllowedInfo[0].length);
		}
	  }
	}
  }
  if (required && value=="")
    isValid = false;
  if (!isValid)  {
    WAAddError(formElement,errorMsg,focusIt,stopIt);
	formElement.value = augValue.substring(1,augValue.length-1);
  }
}
function MM_callJS(jsStr) { //v2.0
  return eval(jsStr)
}

function MM_goToURL() { //v3.0
  var i, args=MM_goToURL.arguments; document.MM_returnValue = false;
  for (i=0; i<(args.length-1); i+=2) eval(args[i]+".location='"+args[i+1]+"'");
}