function checkRequaredFields( FormObject, Keyword )
      { 
       	for( var i = 0 ; i < FormObject.elements.length ; i++ )
       	{
       		if( FormObject.elements[i].name.indexOf(Keyword) != -1 && FormObject.elements[i].value == '' )
       		{
       		alert( 'Fill requared field \'' + FormObject.elements[i].name.replace(Keyword, '') + '\', please' );
       		return false;
       		}
       	}
	return true;
      }