Hi Tony ,
thank you very much for this great plugin , it's realy helped me too much and saved a lot of time ,
there is a loading problem on IE when using navgrid function, it's working fine on FF3 , Chrome expet IE ,
what i can't understand that the demos is working even on IE , this makes me mad ,here is an image showning the error

and the code is :
<script type="text/javascript">
var options = {
url:'listsh',
datatype: "xml",
mtype: 'POST',
colNames:['Id','List Name','Members'],
colModel :[
{name:'list_id', index:'list_id', width:50,sortable:true,align:'center'},
{name:'list_name',index:'list_name', width:90,editable:true,editoptions:{size:25},editrules:{required:true},edittype:"textarea",sorttype:"text",sortable:true,align:'center'},
{name:'sus_sum', index:'sus_sum', width:50,align:'center',search:false}
],
rowNum:10,
rowList:[10,20,30],
pager: jQuery("#pcsvalid"),
sortname: 'list_id',
viewrecords: true,
sortorder: "desc",
caption:"Mailing Lists",
editurl:'listshe/t/T1/k/list_id',
height:300,
width:500
};
jQuery("#csvalid").jqGrid(options);
jQuery("#csvalid").navGrid('#pcsvalid');
</script>