set activityparty onload of crmform

var lookupItem1 = new Array();
lookupItem1[0] = new LookupControlItem ('303232C2-3622-E011-895A-0003FFD4167C',8,'Dr. RK Sharma')
lookupItem1[1] = new LookupControlItem ('50511D55-F422-E011-82C2-0003FFD4167C',2,'John Chen')
crmForm.all.requiredattendees.DataValue = lookupItem1 ;