document.write('');document.write('');var aIds = Array( 'pg_e481975fc8' );var aId = Array ();function ChangePage( to_hide, to_show ){ var tbl_hide = document.getElementById( aIds[to_hide] ); var tbl_show = document.getElementById( aIds[to_show] ); if ( typeof(tbl_hide)=='object' && tbl_hide!=null ) if ( typeof(tbl_show)=='object' && tbl_show!=null ) { tbl_hide.style.display = 'none'; tbl_show.style.display = ''; } }function NotEmpty( old_res, id, field_title ){ if ( old_res==0 ) { var el = document.getElementById( id ); if ( typeof(el)=='object' && el!=null ) if ( el.value=='' ) { alert( 'You should fill "' + field_title + '"' ); return 1; } } return 0;}function NumbersOnly( old_res, id, field_title ){ if ( old_res==0 ) { var el = document.getElementById( id ); if ( typeof(el)=='object' && el!=null ) { var re = /^[0-9]+$/; if (el.value.search(re) == -1 ) { alert( '"' + field_title + '" must be a number' ); return 1; } } } return 0;}document.write('
');document.write('');