https://github.com/jayelkaake/enhancedgrid/pull/60

app/code/community/TBT/Enhancedgrid/etc/config.xml

@@ -62,6 +62,15 @@
         </resources>
     </global>
     <adminhtml>
+        <translate>
+            <modules>
+                <TBT_Enhancedgrid>
+                    <files>
+                        <default>TBT_Enhancedgrid.csv</default>
+                    </files>
+                </TBT_Enhancedgrid>
+            </modules>
+        </translate>        
         <layout>
             <updates>
                 <enhancedgrid>

app/locale/en_US/TBT_Enhancedgrid.csv

@@ -0,0 +1,42 @@
+"Manage Products*","Manage Products*"
+"Enhanced Product Grid","Enhanced Product Grid"
+"About This Extension","About This Extension"
+"Manage Products (Enhanced)","Manage Products (Enhanced)"
+"WDCA Extensions","WDCA Extensions"
+"Column Options","Column Options"
+"Show Columns","Show Columns"
+"Truncate Long Texts After X Characters ","Truncate Long Texts After X Characters "
+"In-Grid Image Options","In-Grid Image Options"
+"Show Image Url","Show Image Url"
+"(When product image is hidden for that row)","(When product image is hidden for that row)"
+"Show Image By Default","Show Image By Default"
+"If your grid has a large page size by default this could get slow.",""If your grid has a large page size by default this could get slow."
+"Image Width","Image Width"
+"Image Height","Image Height"
+"Default Grid State","Default Grid State"
+"Sort Column Direction","Sort Column Direction"
+"Sort Column","Sort Column"
+"The selected column must be also selected above if it's not already there","The selected column must be also selected above if it's not already there"
+"Initial Page Number","Initial Page Number"
+"Page Size","Page Size"
+"Total of %d record(s) were successfully refreshed.","Total of %d record(s) were successfully refreshed."
+"Refresh Products","Refresh Products"
+"Please select product(s)","Please select product(s)"
+"Show Selected Images","Show Selected Images"
+"Hide Selected Images","Hide Selected Images"
+"Change Attribute Set","Change Attribute Set"
+"Descending","Descending"
+"Ascending","Ascending"
+"Small Img","Small Img"
+"Cost","Cost"
+"Url Key","Url Key"
+"Tier Price","Tier Price"
+"Tax Class ID","Tax Class ID"
+"Spshl TO Date","Spshl TO Date"
+"Spshl FROM Date","Spshl FROM Date"
+"Custom Design FRM","Custom Design FRM"
+"Custom Design TO","Custom Design TO"
+"Meta Keywds","Meta Keywds"
+"Meta Descr","Meta Descr"
+"Meta Title","Meta Title"
+"Short Description","Short Description"

modman

@@ -1,4 +1,5 @@
 app/code/community/TBT/Enhancedgrid app/code/community/TBT/Enhancedgrid
+app/locale/en_US/TBT_Enhancedgrid.csv app/locale/en_US/TBT_Enhancedgrid.csv
 app/design/adminhtml/default/default/layout/tbt_enhancedgrid.xml app/design/adminhtml/default/default/layout/tbt_enhancedgrid.xml
 app/design/adminhtml/default/default/template/tbt/enhancedgrid app/design/adminhtml/default/default/template/tbt/enhancedgrid
 app/etc/modules/TBT_Enhancedgrid.xml app/etc/modules/TBT_Enhancedgrid.xml