// JavaScript Document

function keypressed( event, values ) {
	
	if ( !event ) var event = window.event;
	
	if ( event.keyCode ){ /*alert( event.keyCode );*/
		
		if ( event.keyCode < 48 || event.keyCode > 57 ){
			
			if(( event.keyCode != 44 ) && ( event.keyCode != 46 )) event.returnValue = false;
			
		}		
		
	}else{ /*alert(event.which);*/		
		
		if ( event.which < 48 || event.which > 57 ){
			
			if(( event.which != 44 ) && ( event.which != 46 )) event.preventDefault();
			
		}
		
	}
}