function navOn(imgName, imgSrc) {
	var barName = imgSrc.substring(imgSrc.lastIndexOf('/') + 1, imgSrc.length - ("_on.gif".length));
    document[imgName].src = imgSrc;
    document.NavBar.src = "/ColgateProfessional/Home/US/EN/Common/images/nav/bar_" + barName + ".gif";
}

function navOff(imgName, imgSrc) {
    document[imgName].src = imgSrc;
    document.NavBar.src = "/ColgateProfessional/Home/US/EN/Common/images/nav/bar.gif";
}

/* I got this function from "http://javascript.internet.com/forms/check-email.html".  I
   took the comments out to conserve space.  You can look at the comments from the example
   at the URL above.  This basically checks ALL standard W3C email address formats.
*/
function checkEmailAddress( 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
  }

  // Make sure there's a host name preceding the domain.
  if (len<2) {
     return false
  }

  return true;
}


function isBlank(s)	{
	for( var i=0;i<s.length;i++ ) {
		var c = s.charAt(i);
		if( (c != ' ') && (c != '\n') && (c != '\t') )
			return false;
	}
	return true;
}