The following example defines a Microsoft Office Excel 2007 document library template.
<DocumentTemplate Path="STS" DisplayName="$Resources:core,doctemp_Excel;" Type="103" Description="$Resources:core,doctemp_Excel_Desc;">
<DocumentTemplateFiles>
<DocumentTemplateFile Name="doctemp\xl\xltmpl.xls" TargetName="Forms/template.xls" Default="TRUE" />
</DocumentTemplateFiles>
</DocumentTemplate>