function SO-to-CS(){
var id    = nlapiGetFieldValue('id');
var pnref = nlapiGetFieldValue('custbody_pnref');
var date = new Date();

var csRec = nlapiTransformRecord('salesorder', id, 'cashsale', {recordmode: 'dynamic'});
csRec.setFieldValue('trandate', date);
csRec.setFieldValue('pnrefnum', pnref);
csRec.setFieldValue('ccapproved','T');

nlapiSubmitRecord(csRec);

}