function registerValues()
       {
          selectedVals = ''
          for(i = 0; i < document.forms['tplcfgform'].elements['multiSelect'].length; i++)
             if(document.forms['tplcfgform'].elements['multiSelect'].options[i].selected == true)
                selectedVals += document.forms['tplcfgform'].elements['multiSelect'].options[i].value + "_";
          
          document.forms['tplcfgform'].elements['CMS_VAR[1]'].value = selectedVals.substr(0,selectedVals.length-1);
          return false;
       }