<script type="text/javascript">    
     function  copyfileName() {
         var name;
         var file = document.upload.elements["file[]"];
         var file_name = document.upload.elements["fileName[]"];
         var alt = document.upload.elements["short_story"];
         if (file.length > 0){
             for (i = 0; (i < file.length); i++) {
                 if (file_name[i].value != file[i].value){
                     file_name[i].value = file[i].value;
                     name = file_name[i].value.slice(file_name[i].value.lastIndexOf("\\")+1,file_name[i].value.lastIndexOf('.'));                  
                     alt.value = alt.value+'<div>'name.replace(/_|-/g," ");  
                 }
             }
         }else{
             file_name.value = file.value;
             name = file_name.value.slice(file_name.value.lastIndexOf("\\")+1,file_name.value.lastIndexOf('.'));            
             alt.value = alt.value+name.replace(/_|-/g," ");
         }
     }
</script>