function emailCheck(type) {
  var EmailOk  = true
  var Temp     = document.emailForm.emailAddress.value
  var AtSym    = Temp.indexOf('@')
  var Period   = Temp.lastIndexOf('.')
  var Space    = Temp.indexOf(' ')
  var Length   = Temp.length - 1   // Array is from 0 to length-1
 

  if ((AtSym < 1) ||                    // '@' cannot be in first position
     (Period <= AtSym+1) ||             // Must be atleast one valid char btwn '@' and '.'
     (Period == Length ) ||             // Must be atleast one valid char after '.'
     (Space  != -1))                    // No empty spaces permitted
     {
       EmailOk = false;
        alert('Please enter a valid e-mail address.');
        return false;
     }
     if(type == 1) {
       document.emailForm.submit();
     }
}

 

function showCustomPopUp(thisUrl,thisName,theseParams) {
  remote = open(thisUrl, thisName, theseParams);
}


// WE SHOULD NOT NEED THESE jh
//verisign POP-UP WINDOW
function popUp(url) {
  sealWin=window.open(url,"win",'toolbar=0,location=0,directories=0,status=1,menubar=1,scrollbars=1,resizable=1,width=500,height=450');
  self.name = "mainWin";
}


function jump(url) {
  if (url != "" && url != null) {
    self.location.href = url;
  }
}


function Hilite(name,over) {
  if(window.document.images) {
    if (over) {
      window.document.images[name].src = "index_files/" + name + "_on.jpg";
    }
    else {
      window.document.images[name].src = "index_files/" + name + ".jpg";
    }
  }
}


             function combineMenus(frm, media, genre) {
               with (frm) {
                 str = media.options[media.selectedIndex].value;
                 str += genre.options[genre.selectedIndex].value;
                 getCat = str;

                 if (getCat == 'BKarts') {
	               window.location.href = "http://teacher.shop.pbs.org/home/index.jsp?cp=1397809";
	             }
                 else if (getCat == 'BKbusiness') {
	               window.location.href = "http://teacher.shop.pbs.org/home/index.jsp?cp=1397825";
	             }
                 else if (getCat == 'BKhealth') {
	               window.location.href = "http://teacher.shop.pbs.org/home/index.jsp?cp=1397836";
	             }
                 else if (getCat == 'BKhistory') {
     	           window.location.href = "http://teacher.shop.pbs.org/family/index.jsp?categoryId=1397858&cp=1397848";
	             }
                 else if (getCat == 'BKhowto') {
	               window.location.href = "http://teacher.shop.pbs.org/home/index.jsp?cp=1397862";
	             }
                 else if (getCat == 'BKlearning') {
	               window.location.href = "http://teacher.shop.pbs.org/home/index.jsp?cp=1397876";
	             }
                 else if (getCat == 'BKkids') {
	               window.location.href = "http://teacher.shop.pbs.org/family/index.jsp?categoryId=1397922&cp=1397912";
	             }
                 else if (getCat == 'BKnature') {
	               window.location.href = "http://teacher.shop.pbs.org/home/index.jsp?cp=1397884";
	             }
                 else if (getCat == 'BKnews') {
	               window.location.href = "http://teacher.shop.pbs.org/family/index.jsp?categoryId=1397908&cp=1397896";
	             }
                 else if (getCat == 'BKreligion') {
	               window.location.href = "http://teacher.shop.pbs.org/family/index.jsp?categoryId=1397931&cp=1397926";
	             }
                 else if (getCat == 'BKscience') {
	               window.location.href = "http://teacher.shop.pbs.orgfamily/index.jsp?categoryId=1397934&cp=1397935";
	             }
                 else if (getCat == 'BKtravel') {
	               window.location.href = "http://teacher.shop.pbs.org/family/index.jsp?categoryId=1397956&cp=1397951";
	             }
                 else if (getCat == 'DVDarts') {
	               window.location.href = "http://teacher.shop.pbs.org/family/index.jsp?categoryId=1397822&cp=1397809";
	             }
                 else if (getCat == 'DVDbusiness') {
	               window.location.href = "http://teacher.shop.pbs.org/home/index.jsp?cp=1397825";
	             }
                 else if (getCat == 'DVDhealth') {
	               window.location.href = "http://teacher.shop.pbs.org/home/index.jsp?cp=1397836";
	             }
                 else if (getCat == 'DVDhistory') {
	               window.location.href = "http://teacher.shop.pbs.org/family/index.jsp?categoryId=1397859&cp=1397848";
	             }
                 else if (getCat == 'DVDhowto') {
	               window.location.href = "http://teacher.shop.pbs.org/family/index.jsp?categoryId=1397874&cp=1397862";
	             }
                 else if (getCat == 'DVDlearning') {
	               window.location.href = "http://teacher.shop.pbs.org/family/index.jsp?categoryId=1397881&cp=1397876";
	             }
                 else if (getCat == 'DVDkids') {
	               window.location.href = "http://teacher.shop.pbs.org/home/index.jsp?cp=1397912";
	             }
                 else if (getCat == 'DVDnature') {
	               window.location.href = "http://teacher.shop.pbs.org/family/index.jsp?categoryId=1397893&cp=1397884";
	             }
                 else if (getCat == 'DVDnews') {
	               window.location.href = "http://teacher.shop.pbs.org/family/index.jsp?categoryId=1397909&cp=1397896";
	             }
                 else if (getCat == 'DVDreligion') {
	               window.location.href = "http://teacher.shop.pbs.org/family/index.jsp?categoryId=1397932&cp=1397926";
	             }
                 else if (getCat == 'DVDscience') {
	               window.location.href = "http://teacher.shop.pbs.org/family/index.jsp?categoryId=1397948&cp=1397935";
	             }
                 else if (getCat == 'DVDtravel') {
 	               window.location.href = "http://teacher.shop.pbs.org/family/index.jsp?categoryId=1397957&cp=1397951";
	             }
                 else if (getCat == 'CDarts') {
	               window.location.href = "http://teacher.shop.pbs.org/home/index.jsp?cp=1397809";
	             }
                 else if (getCat == 'CDbusiness') {
             	   window.location.href = "http://teacher.shop.pbs.org/home/index.jsp?cp=1397825";
	             }
                 else if (getCat == 'CDhealth') {
	               window.location.href = "http://teacher.shop.pbs.org/home/index.jsp?cp=1397836";
	             }
                 else if (getCat == 'CDhistory') {
	               window.location.href = "http://teacher.shop.pbs.org/home/index.jsp?cp=1397848";
	             }
                 else if (getCat == 'CDhowto') {
	               window.location.href = "http://teacher.shop.pbs.org/home/index.jsp?cp=1397862";
	             }
                 else if (getCat == 'CDlearning') {
	               window.location.href = "http://teacher.shop.pbs.org/home/index.jsp?cp=1397876";
	             }
                 else if (getCat == 'CDkids') {
	               window.location.href = "http://teacher.shop.pbs.org/home/index.jsp?cp=1397912";
	             }
                 else if (getCat == 'CDnature') {
	               window.location.href = "http://teacher.shop.pbs.org/home/index.jsp?cp=1397884";
	             }
                 else if (getCat == 'CDnews') {
	               window.location.href = "http://teacher.shop.pbs.org/home/index.jsp?cp=1397896";
	             }
                 else if (getCat == 'CDreligion') {
	               window.location.href = "http://teacher.shop.pbs.org/home/index.jsp?cp=1397926";
	             }
                 else if (getCat == 'CDscience') {
	               window.location.href = "http://teacher.shop.pbs.org/home/index.jsp?cp=1397935";
	             }
                 else if (getCat == 'CDtravel') {
	               window.location.href = "http://teacher.shop.pbs.org/home/index.jsp?cp=1397951";
	             }
                 else if (getCat == 'VDarts') {
	               window.location.href = "http://teacher.shop.pbs.org/family/index.jsp?categoryId=1397824&cp=1397809";
	             }
                 else if (getCat == 'VDbusiness') {
	               window.location.href = "http://teacher.shop.pbs.org/family/index.jsp?categoryId=1397835&cp=1397825";
	             }
                 else if (getCat == 'VDhealth') {
	               window.location.href = "http://teacher.shop.pbs.org/home/index.jsp?cp=1397836";
	             }
                 else if (getCat == 'VDhistory') {
	               window.location.href = "http://teacher.shop.pbs.org/family/index.jsp?categoryId=1397861&cp=1397848";
	             }
                 else if (getCat == 'VDhowto') {
                   window.location.href = "http://teacher.shop.pbs.org/family/index.jsp?categoryId=1397875&cp=1397862";
	             }
                 else if (getCat == 'VDlearning') {
                   window.location.href = "http://teacher.shop.pbs.org/family/index.jsp?categoryId=1397883&cp=1397876";
	             }
                 else if (getCat == 'VDkids') {
          	       window.location.href = "http://teacher.shop.pbs.org/family/index.jsp?categoryId=1397925&cp=1397912";
                 }
                 else if (getCat == 'VDnature') {
                   window.location.href = "http://teacher.shop.pbs.org/family/index.jsp?categoryId=1397895&cp=1397884";
                 }
                 else if (getCat == 'VDnews') {
                   window.location.href = "http://teacher.shop.pbs.org/family/index.jsp?categoryId=1397911&cp=1397896";
                 }
                 else if (getCat == 'VDreligion') {
                   window.location.href = "http://teacher.shop.pbs.org/family/index.jsp?categoryId=1397934&cp=1397926";
                 }
                 else if (getCat == 'VDscience') {
                   window.location.href = "http://teacher.shop.pbs.org/family/index.jsp?categoryId=1397950&cp=1397935";
                 }
                 else if (getCat == 'VDtravel') {
                   window.location.href = "http://teacher.shop.pbs.org/family/index.jsp?categoryId=1397959&cp=1397951";
                 }
                 else if (getCat == 'VDag') {
                   window.location.href = "http://teacher.shop.pbs.org/family/index.jsp?categoryId=1414067";
                 }
                 else if (getCat == 'CDag') {
                   window.location.href = "http://teacher.shop.pbs.org/home/index.jsp";
                 }
                 else if (getCat == 'DVDag') {
                   window.location.href = "http://teacher.shop.pbs.org/family/index.jsp?categoryId=1414065";
                 }
                 else if (getCat == 'BKag') {
                   window.location.href = "http://teacher.shop.pbs.org/family/index.jsp?categoryId=1414064";
                 }
               }
             }



                function jumpto() {
                  if (document.layers && document.layers['jumpmenu'] != null) {
                    document.location.href = "#"+document.layers['jumpmenu'].options.value
                  }
                  else if (document.getElementById && document.getElementById('jumpmenu') != null) {
                    document.location.href = "#"+document.getElementById('jumpmenu').value
                  }
                  else if (document.all) {
                    document.location.href = document.all['jumpmenu'].options.value
                  }
                  else {
                    alert("Error: Browser Could Not Be Determined. Please contact webtech@pbs.org")
                  }
                }