{!REQUIRESCRIPT('/soap/ajax/29.0/connection.js')}
try
{
 var selectedRecords = {!GETRECORDIDS( $ObjectType.taskfeed1__Board__c )};
 if(selectedRecords.length<1)
 alert('Please Select at Least One Row !');
 else
 {
 userConsent = confirm(
 selectedRecords.length +
 ' Record(s) will be Deleted. Continue ? '
 );
 if(userConsent == true)
 {
 delResult = sforce.connection.deleteIds(selectedRecords);
 if (delResult[0].getBoolean("success"))
 {
 alert('The Record(s) were Deleted Successfully.');
 window.location.reload();
 }
 else
 alert(
 'The Record(s) Could Not be Deleted. Error Message: ' +
 delResult[0].errors.message
 );
 }
 }
}
catch(e)
{
 alert('The Action Could not be Completed. Error Message: ' + e);
}