jQuery Grid Plugin - jqGrid

I am using jqgrid treeview with json format. Grid has got 1300 rows.while loading the page in IE 8, I am Stop running scrit error.

Please advise.

$(function(){ packageGrid = $("#treeGridTable"); packageGrid.jqGrid({ datatype: "jsonstring", datastr: treeGridData, colNames:['id','DocId','','Package Name/Document Name','Category','Commit Date/Time','Comments','Association Status','Scenario'], colModel:[ {name:'id',index:'id',width:50,hidden:true,key: true}, {name:'DocId',index:'DocId',width:50,hidden:true}, {name: "Selected",index:"Selected", width: 80, sortable:false,align:"left",formatter: function (cellvalue, options, rowObject) {return "";}}, {name:'PackageName',index:'PackageName',width:175,formatter: myLinkFormatter,sortable:false,cellattr:function(rowId, tv, rawObject, cm, rdata) {if(rawObject.isLeaf === "false"){ return ' style="font-weight: bold;"' } } }, {name:'Category',index:'Category',width:100,hidden:true}, {name:'CommittalDateTime',index:'CommittalDateTime',width:110,datefmt: "d-m-Y h:i:s A", sorttype: 'date',sortable:false}, {name:'Comments',index:'Comments',width:240,sortable:false,cellattr: function (rowId, tv, rawObject, cm, rdata) { return 'style="white-space: normal;"'}}, {name:'AssociationStatus',index:'AssociationStatus',width:110,sortable:false}, {name:'Scenario',index:'Scenario',width:80,sortable:false} ], height:'20%', rowNum: 10000, shrinkToFit:true, loadonce: false, autowidth:true, treeGrid: true, loaded:true, treeGridModel: 'adjacency', treedatatype: "local", ExpandColumn: 'Selected', }); // we have to use addJSONData to load the data packageGrid[0].addJSONData({total: 1,page: 1,records: treeGridData.length,rows: treeGridData}); //handleData(treeGridData,0); $([treeGridTable]).setGridWidth(1250,true); });