function getElementsByClassName(className,tagNames,oParent) {
  // grab elements by class, restricting search to certain tags or a parent element
  var doc = (oParent||document);
  var matches = [];
  var i,j;
  var nodes = [];
  if (tagNames && typeof(tagNames)!='string' && typeof(tagNames)!='undefined') {
    for (i=0; i<tagNames.length; i++) {
      if (!nodes || !nodes[tagNames[i]]) {
        nodes[tagNames[i]] = doc.getElementsByTagName(tagNames[i]);
      }
    }
  } else if (tagNames) {
    nodes = doc.getElementsByTagName(tagNames);
  } else {
    nodes = doc.all||doc.getElementsByTagName('*');
  }
  if (typeof(tagNames)!='string' && typeof(tagNames)!='undefined') {
    for (i=0; i<tagNames.length; i++) {
      for (j=0; j<nodes[tagNames[i]].length; j++) {
        if (nodes[tagNames[i]][j].className && nodes[tagNames[i]][j].className.indexOf(className)+1 && (nodes[tagNames[i]][j].className == className || nodes[tagNames[i]][j].className.indexOf(className+' ')+1 || nodes[tagNames[i]][j].className.indexOf(' '+className)+1)) {
          matches[matches.length] = nodes[tagNames[i]][j];
        }
      }
    }
  } else {
    for (i=0; i<nodes.length; i++) {
      if (nodes[i].className && nodes[i].className.indexOf(className)+1 && (nodes[i].className == className || nodes[i].className.indexOf(className+' ')+1 || nodes[i].className.indexOf(' '+className)+1)) {
        matches[matches.length] = nodes[i];
      }
    }
  }
  return matches; // kids, don't play with fire. ;)
}

function BrowserDetect() {
  // Browser Detect  v2.1.6
  // documentation: http://www.dithered.com/javascript/browser_detect/index.html
  // license: http://creativecommons.org/licenses/by/1.0/
  // code by Chris Nott (chris[at]dithered[dot]com)
  var ua = navigator.userAgent.toLowerCase();

  // browser engine name
  this.isGecko       = (ua.indexOf('gecko') != -1 && ua.indexOf('safari') == -1);
  this.isAppleWebKit = (ua.indexOf('applewebkit') != -1);

  // browser name
  this.isKonqueror   = (ua.indexOf('konqueror') != -1);
  this.isSafari      = (ua.indexOf('safari') != - 1);
  this.isOmniweb     = (ua.indexOf('omniweb') != - 1);
  this.isOpera       = (ua.indexOf('opera') != -1);
  this.isIcab        = (ua.indexOf('icab') != -1);
  this.isAol         = (ua.indexOf('aol') != -1);
  this.isIE          = (ua.indexOf('msie') != -1 && !this.isOpera && (ua.indexOf('webtv') == -1) );
  this.isMozilla     = (this.isGecko && ua.indexOf('gecko/') + 14 == ua.length);
  this.isFirebird    = (ua.indexOf('firebird/') != -1);
  this.isFirefox     = (ua.indexOf('firefox/') != -1); // scotts
  this.isNS          = ( (this.isGecko) ? (ua.indexOf('netscape') != -1) : ( (ua.indexOf('mozilla') != -1) && !this.isOpera && !this.isSafari && (ua.indexOf('spoofer') == -1) && (ua.indexOf('compatible') == -1) && (ua.indexOf('webtv') == -1) && (ua.indexOf('hotjava') == -1) ) );

  // spoofing and compatible browsers
  this.isIECompatible = ( (ua.indexOf('msie') != -1) && !this.isIE);
  this.isNSCompatible = ( (ua.indexOf('mozilla') != -1) && !this.isNS && !this.isMozilla);

  // rendering engine versions
  this.geckoVersion = ( (this.isGecko) ? ua.substring( (ua.lastIndexOf('gecko/') + 6), (ua.lastIndexOf('gecko/') + 14) ) : -1 );
  this.equivalentMozilla = ( (this.isGecko) ? parseFloat( ua.substring( ua.indexOf('rv:') + 3 ) ) : -1 );
  this.appleWebKitVersion = ( (this.isAppleWebKit) ? parseFloat( ua.substring( ua.indexOf('applewebkit/') + 12) ) : -1 );

  // browser version
  this.versionMinor = parseFloat(navigator.appVersion);

  // correct version number
  if (this.isGecko && !this.isMozilla) {
    this.versionMinor = parseFloat( ua.substring( ua.indexOf('/', ua.indexOf('gecko/') + 6) + 1 ) );
  } else if (this.isMozilla) {
    this.versionMinor = parseFloat( ua.substring( ua.indexOf('rv:') + 3 ) );
  } else if (this.isIE && this.versionMinor >= 4) {
    this.versionMinor = parseFloat( ua.substring( ua.indexOf('msie ') + 5 ) );
  } else if (this.isKonqueror) {
    this.versionMinor = parseFloat( ua.substring( ua.indexOf('konqueror/') + 10 ) );
  } else if (this.isSafari) {
    this.versionMinor = parseFloat( ua.substring( ua.lastIndexOf('safari/') + 7 ) );
  } else if (this.isOmniweb) {
    this.versionMinor = parseFloat( ua.substring( ua.lastIndexOf('omniweb/') + 8 ) );
  } else if (this.isOpera) {
    this.versionMinor = parseFloat( ua.substring( ua.indexOf('opera') + 6 ) );
  } else if (this.isIcab) {
    this.versionMinor = parseFloat( ua.substring( ua.indexOf('icab') + 5 ) );
  }

  this.versionMajor = parseInt(this.versionMinor);
  // dom support
  this.isDOM1 = (document.getElementById);
  this.isDOM2Event = (document.addEventListener && document.removeEventListener);

  // css compatibility mode
  this.mode = document.compatMode ? document.compatMode : 'BackCompat';

  // platform
  this.isWin    = (ua.indexOf('win') != -1);
  this.isWin32  = (this.isWin && ( ua.indexOf('95') != -1 || ua.indexOf('98') != -1 || ua.indexOf('nt') != -1 || ua.indexOf('win32') != -1 || ua.indexOf('32bit') != -1 || ua.indexOf('xp') != -1) );
  this.isMac    = (ua.indexOf('mac') != -1);
  this.isUnix   = (ua.indexOf('unix') != -1 || ua.indexOf('sunos') != -1 || ua.indexOf('bsd') != -1 || ua.indexOf('x11') != -1)
  this.isLinux  = (ua.indexOf('linux') != -1);

  // specific browser shortcuts
  this.isNS4x = (this.isNS && this.versionMajor == 4);
  this.isNS40x = (this.isNS4x && this.versionMinor < 4.5);
  this.isNS47x = (this.isNS4x && this.versionMinor >= 4.7);
  this.isNS4up = (this.isNS && this.versionMinor >= 4);
  this.isNS6x = (this.isNS && this.versionMajor == 6);
  this.isNS6up = (this.isNS && this.versionMajor >= 6);
  this.isNS7x = (this.isNS && this.versionMajor == 7);
  this.isNS7up = (this.isNS && this.versionMajor >= 7);

  this.isIE4x = (this.isIE && this.versionMajor == 4);
  this.isIE4up = (this.isIE && this.versionMajor >= 4);
  this.isIE5x = (this.isIE && this.versionMajor == 5);
  this.isIE55 = (this.isIE && this.versionMinor == 5.5);
  this.isIE5up = (this.isIE && this.versionMajor >= 5);
  this.isIE6x = (this.isIE && this.versionMajor == 6);
  this.isIE6up = (this.isIE && this.versionMajor >= 6);
  this.isIE4xMac = (this.isIE4x && this.isMac);
}

var browser = new BrowserDetect();

function setCookie(name,value,expires,path,domain,secure) {
	var today = new Date();
	var nDate = new Date();
 	if (expires==null || expires==0) expires=1;
 nDate.setTime(today.getTime() + 3600000*24*expires);
  document.cookie = name + "=" + value +
    ((expires) ? "; expires=" + nDate.toGMTString() : "") + ((path) ? "; path=" + path : "") + ((domain) ? "; domain=" + domain : "") + ((secure) ? "; secure" : "");
}

function getCookie(name) {
  var arg = name + "=";
  var alen = arg.length;
  var clen = document.cookie.length;
  var i = 0;
  while (i < clen) {
    var j = i + alen;
    if (document.cookie.substring(i, j) == arg) return getCookieVal(j);
    i = document.cookie.indexOf(" ", i) + 1;
    if (i == 0) break;
  }
  return null;
}

function getCookieVal(offset) {
  var endstr = document.cookie.indexOf (";", offset);
    if (endstr == -1)
      endstr = document.cookie.length;
  return unescape(document.cookie.substring(offset, endstr));
}

function deleteCookie(name,path,domain) {
  if (getCookie(name)) {
    document.cookie = name + "=" +
      ((path) ? "; path=" + path : "") +
      ((domain) ? "; domain=" + domain : "") +
      "; expires=Thu, 01-Jan-70 07:06:00 GMT";
  }
}

function pop(url,width,height,params) {
  var newWin = window.open(url,"newwin","width="+width+",height="+height+","+params);
}

function getWindowHeight() {
  var windowHeight=0;
  if (typeof(window.innerHeight)=='number') {
    windowHeight=window.innerHeight;
  }
  else {
    if (document.documentElement&&
      document.documentElement.clientHeight) {
        windowHeight=
          document.documentElement.clientHeight;
    }
    else {
      if (document.body&&document.body.clientHeight) {
        windowHeight=document.body.clientHeight;
      }
    }
  }
  return windowHeight;
}

function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

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];}
}

function MM_jumpMenuGo(selName,targ,restore){ //v3.0
  var selObj = MM_findObj(selName); if (selObj) MM_jumpMenu(targ,selObj,restore);
}

function setFooter() {
  if (document.getElementById) {
    var windowHeight=getWindowHeight();
    if (windowHeight>0) {
      var contentHeight=
        document.getElementById('site').offsetHeight;
      var footerElement=
        document.getElementById('footer');
      var footerHeight=footerElement.offsetHeight;
      if (windowHeight-(contentHeight+footerHeight)>=0) {
        footerElement.style.position='relative';
        footerElement.style.top=(windowHeight-
          (contentHeight+footerHeight))+'px';
      }
      else {
        footerElement.style.position='static';
      }
    }
  }
}
/*
window.onload = function() {
			setFooter();
		}
window.onresize = function() {
	setFooter();
}*/

/* FUnction used by popups in Global Network area*/
function fCreateWindow(URL){
		var newWin = window.open(URL,'PopUp','toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=460,height=500,top=0,left=0');
	}

function MM_CheckFlashVersion(reqVerStr,msg){
  with(navigator){
    var isIE  = (appVersion.indexOf("MSIE") != -1 && userAgent.indexOf("Opera") == -1);
    var isWin = (appVersion.toLowerCase().indexOf("win") != -1);
    if (!isIE || !isWin){  
      var flashVer = -1;
      if (plugins && plugins.length > 0){
        var desc = plugins["Shockwave Flash"] ? plugins["Shockwave Flash"].description : "";
        desc = plugins["Shockwave Flash 2.0"] ? plugins["Shockwave Flash 2.0"].description : desc;
        if (desc == "") flashVer = -1;
        else{
          var descArr = desc.split(" ");
          var tempArrMajor = descArr[2].split(".");
          var verMajor = tempArrMajor[0];
          var tempArrMinor = (descArr[3] != "") ? descArr[3].split("r") : descArr[4].split("r");
          var verMinor = (tempArrMinor[1] > 0) ? tempArrMinor[1] : 0;
          flashVer =  parseFloat(verMajor + "." + verMinor);
        }
      }
      // WebTV has Flash Player 4 or lower -- too low for video
      else if (userAgent.toLowerCase().indexOf("webtv") != -1) flashVer = 4.0;

      var verArr = reqVerStr.split(",");
      var reqVer = parseFloat(verArr[0] + "." + verArr[2]);
  
      if (flashVer < reqVer){
        if (confirm(msg))
          window.location = "http://www.macromedia.com/shockwave/download/download.cgi?P1_Prod_Version=ShockwaveFlash";
      }
    }
  } 
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

//for changing the class of an element
function change(id, newClass) {
	identity=document.getElementById(id);
	identity.className=newClass;
}
//for displaying and hiding a layer on the page
function toggleLayer(whichLayer)
{
if (document.getElementById)
{
// this is the way the standards work
var style2 = document.getElementById(whichLayer).style;
style2.display = style2.display? "":"block";
}
else if (document.all)
{
// this is the way old msie versions work
var style2 = document.all[whichLayer].style;
style2.display = style2.display? "":"block";
}
else if (document.layers)
{
// this is the way nn4 works
var style2 = document.layers[whichLayer].style;
style2.display = style2.display? "":"block";
}
}

//Form CHecker from Old Site
function YY_checkform() { //v4.71
//copyright (c)1998,2002 Yaromat.com
  var a=YY_checkform.arguments,oo=true,v='',s='',err=false,r,o,at,o1,t,i,j,ma,rx,cd,cm,cy,dte,at;
  for (i=1; i<a.length;i=i+4){
    if (a[i+1].charAt(0)=='#'){r=true; a[i+1]=a[i+1].substring(1);}else{r=false}
    o=MM_findObj(a[i].replace(/\[\d+\]/ig,""));
    o1=MM_findObj(a[i+1].replace(/\[\d+\]/ig,""));
    v=o.value;t=a[i+2];
    if (o.type=='text'||o.type=='password'||o.type=='hidden'){
      if (r&&v.length==0){err=true}
      if (v.length>0)
      if (t==1){ //fromto
        ma=a[i+1].split('_');if(isNaN(v)||v<ma[0]/1||v > ma[1]/1){err=true}
      } else if (t==2){
        rx=new RegExp("^[\\w\.=-]+@[\\w\\.-]+\\.[a-zA-Z]{2,4}$");if(!rx.test(v))err=true;
      } else if (t==3){ // date
        ma=a[i+1].split("#");at=v.match(ma[0]);
        if(at){
          cd=(at[ma[1]])?at[ma[1]]:1;cm=at[ma[2]]-1;cy=at[ma[3]];
          dte=new Date(cy,cm,cd);
          if(dte.getFullYear()!=cy||dte.getDate()!=cd||dte.getMonth()!=cm){err=true};
        }else{err=true}
      } else if (t==4){ // time
        ma=a[i+1].split("#");at=v.match(ma[0]);if(!at){err=true}
      } else if (t==5){ // check this 2
            if(o1.length)o1=o1[a[i+1].replace(/(.*\[)|(\].*)/ig,"")];
            if(!o1.checked){err=true}
      } else if (t==6){ // the same
            if(v!=MM_findObj(a[i+1]).value){err=true}
      }
    } else
    if (!o.type&&o.length>0&&o[0].type=='radio'){
          at = a[i].match(/(.*)\[(\d+)\].*/i);
          o2=(o.length>1)?o[at[2]]:o;
      if (t==1&&o2&&o2.checked&&o1&&o1.value.length/1==0){err=true}
      if (t==2){
        oo=false;
        for(j=0;j<o.length;j++){oo=oo||o[j].checked}
        if(!oo){s+='* '+a[i+3]+'\n'}
      }
    } else if (o.type=='checkbox'){
      if((t==1&&o.checked==false)||(t==2&&o.checked&&o1&&o1.value.length/1==0)){err=true}
    } else if (o.type=='select-one'||o.type=='select-multiple'){
      if(t==1&&o.selectedIndex/1==0){err=true}
    }else if (o.type=='textarea'){
      if(v.length<a[i+1]){err=true}
    }
    if (err){s+='* '+a[i+3]+'\n'; err=false}
  }
  if (s!=''){alert('The required information is incomplete or contains errors:\t\t\t\t\t\n\n'+s)}
  document.MM_returnValue = (s=='');
}

// POP UP A PREFORMATTED EMAIL MESSAGE WINDOW
function popupMessage(m) {

  // SET MESSAGE VALUES
  var to = "";
  var subject = "Case study from hodes.com";
  var body = "I was just on the Bernard Hodes Group website and came across this case study. It features a solution I think you'll be interested in. Check it out at: " + m;

  // BUILD MAIL MESSAGE COMPONENTS 
  var doc = "mailto:" + to + "?subject=" + escape(subject) + "&body=" + escape(body); 

  // POP UP EMAIL MESSAGE WINDOW
  window.location = doc;
}

function CheckEmail()
{
	if (document.subscribeform.email.value == "Email")
	{
		document.subscribeform.email.value = "";
	}
}