var ppu = false;
function popup(link, name, width, height) {
	if (ppu != false) {
		ppu.close();
	}
	ppu = window.open(link,name,'width=' + width +', height=' + height + ', left=50, top=50, menubar=no, toolbar=no, status=yes, scrollbars=yes, resizable=no');
}


function numbersOnly( f, e, dec )
{
	var key;
	if ( window.event ) {
	   key = window.event.keyCode;
	} else if ( e ) {
	   key = e.which;
	} else {
	   return true;
	}
	var keychar = String.fromCharCode( key );
	
	if ( ( key == null ) || ( key == 0 ) || (key == 8) || 
	    ( key == 9 ) || ( key == 13 ) || ( key == 27 ) ){
	   return true;
	} else if ( ( ( "0123456789" ).indexOf( keychar ) > -1 ) ) {
		return true;
	} else if ( dec && ( keychar == "." ) ) {
	   f.form.elements[dec].focus();
	   return false;
	} else {
	   return false;
	}
}

function noDot ( f, e, dec ) {
	var key;
	if ( window.event ) {
	   key = window.event.keyCode;
	} else if ( e ) {
	   key = e.which;
	} else {
	   return true;
	}
	var keychar = String.fromCharCode( key );
	if(keychar == ".") {
		return false;
	}
	return true;
}


function verifyreboot(){
    msg = "Sind Sie sicher das Sie Ihren virtuellen Server " + document.forms[0].veid.value + "\n rebooten möchten?"
    return confirm(msg);
}