function checktheFileExtn(form) {
     if(form.filename.value == "") {
        alert("Please enter Name of the file");
        form.filename.focus();
        return false;
     }
     if(form.requestedFile.value == "" || ((form.requestedFile.value.indexOf("pdf") == -1) && (form.requestedFile.value.indexOf("PDF") == -1)) ) {
       alert("Uploaded file must be in PDF format");
       form.requestedFile.focus(); 
       return false;
     }

  return true; 
}

function showDocument(doc) {
window.open(doc); 
}

function redirectLoc(loc) {
window.location.href = loc;
}
function checktheFolderName(form) {

 if(form.NewFolderName.value == "") {
       alert("Please enter Name of the folder");
        form.NewFolderName.focus();
        return false;
  }

        return true;
}