Set a lookup value in CRM 2011

Set a lookup value in CRM 2011

// Sets the lookup value for a certain field
 
function SetLookupValue(fieldName, id, name, entityType) {
if(fieldName != null) {
var lookupValue = new Array();
lookupValue[0] = new Object();
lookupValue[0].id = id;
lookupValue[0].name = name;
lookupValue[0].entityType = entityType;

Xrm.Page.getAttribute(fieldName).setValue(lookupValue);}
}