MS CRM

function mycountsample()

{

debugger;

var id =Xrm.Page.data.entity.getId();

var entityName = Xrm.Page.data.entity.getEntityName();

var fetchxmlcount="<fetch version='1.0' output-format='xml-platform' mapping='logical' distinct='false'>"

+"<entity name='annotation'>"

+"<attribute name='subject' />"

+"<attribute name='notetext' />"

+"<attribute name='filename' />"

+"<attribute name='annotationid' />"

+"<order attribute='subject' descending='false' />"

+"<filter type='and'>"

+"<condition attribute='isdocument' operator='eq' value='1' />"

+"</filter>"

+"<link-entity name='incident' from='incidentid' to='objectid' alias='ab'>"

+"<filter type='and'>"

+"<condition attribute='incidentid' operator='eq' uitype='incident' value='"+id+"' />"

+"</filter>"

+"</link-entity>"

+"</entity>"

+"</fetch>";

var rCollection= XrmServiceToolkit.Soap.Fetch(fetchxmlcount);

alert(rCollection.length);

}