// trimDate.js

 var searchStr="-"
  function trimDate(mainStr,searchStr)
  {
    foundOffset = mainStr.indexOf(searchStr)
  if (foundOffset == -1)
   {
     return null
   }
   Str1= mainStr.substring(foundOffset+searchStr.length,mainStr.length)
   Str1Offset = Str1.indexOf(searchStr)
   Str2= Str1.substring(0,Str1Offset)
   Str2Offset = Str2.indexOf(searchStr)	
   if (Str2Offset == -1)
   {
     str2 = Str1.substring(0,Str1Offset)
     str1 = Str1.substring(Str1Offset+searchStr.length,Str1.length)
     return ( str2 + "/" + str1)
    }
}