jQuery Grid Plugin - jqGrid

I also get an error in Firefox (3.5.3) and firebug shows it as:

.ui-jqgrid{position:relative;font-size:11px;}.ui-jqgrid .ui-jqgrid-view{position:relative;left:0;top:0;
padding:.0em;}.ui-jqgrid .ui-jqgrid-titlebar{padding:.3em .2em .2em .3em;position:
relative;border-left:0 none;border-right:0 none;
border-top:0 none;}.ui-jqgrid .ui-jqgrid-title{float:left;margin:.1em 0 .2em;}.ui-jqgrid .ui-jqgrid-titlebar-close{position:absolute;
right:.3em;top:50%;width:19px;margin:-10px 0 0 0;padding:1px;height:18px;}.ui-jqgrid .ui-jqgrid-titlebar-close span{display:block;
margin:1px;}.ui-jqgrid .ui-jqgrid-titlebar-close:hover{padding:0;}.ui-jqgrid .ui-jqgrid-hdiv{position:relative;margin:0;padding:0;
overflow:hidden;border-left:0 none!important;border-top:0 none!important;
border-right:0 none!important;}.ui-jqgrid .ui-jqgrid-hbox{float:left;padding-right:20px;}.
ui-jqgrid .ui-jqgrid-htable{table-layout:fixed;margin:0;}.ui-jqgrid .ui-jqgrid-htable th{height:22px;
padding:0 2px 0 2px;}.ui-jqgrid .ui-jqgrid-htable th div{overflow:hidden;position:relative;height:16px;}.ui-th-column,.
ui-jqgrid .ui-jqgrid-htable th.ui-th-column{overflow:hidden;white-space:nowrap;text-align:center;border-top:0 none;border-left:0 none;border-bottom:0 none;}.ui-jqgrid .ui-th-div-ie{float:left;width:97%;white-space:nowrap;}
.ui-jqgrid .ui-jqgrid-resize{height:20px!important;position:relative;cursor:e-resize;cursor:col-resize;float:right;display:inline;margin:-2px -2px -2px 0;overflow:hidden;}.ui-jqgrid .ui-grid-ico-sort{float:right;overflow:hidden;position:absolute;display:inline;cursor:pointer!important;}.
ui-jqgrid .ui-icon-asc{margin-top:-3px;height:12px;}.ui-jqgrid .ui-icon-desc{margin-top:3px;height:12px;}.ui-jqgrid .ui-i-asc{margin-top:0;height:16px;}.ui-jqgrid .ui-i-desc{margin-top:0;margin-left:13px;height:16px;}.ui-jqgrid .ui-jqgrid-sortable{cursor:pointer;}.
ui-jqgrid tr.ui-search-toolbar th{border-top-width:1px!important;border-top-color:inherit!important;border-top-style:ridge!important;}tr.ui-search-toolbar input{margin:1px 0 0 0;}tr.ui-search-toolbar select{margin:1px 0 0 0;}.ui-jqgrid .ui-jqgrid-bdiv{position:relative;margin:0;padding:0;overflow:auto;}
.ui-jqgrid .ui-jqgrid-btable{table-layout:fixed;margin:0;}.ui-jqgrid tr.jqgrow td{border-right-width:1px;border-right-color:inherit;border-right-style:solid;border-bottom-width:1px;border-bottom-color:inherit;border-bottom-style:solid;}.ui-jqgrid tr.jqgrow td{font-weight:normal;overflow:hidden;text-align:left;
white-space:pre;height:22px;padding:0 2px 0 2px;}.ui-jqgrid td.jqgrid-rownum{padding:0 2px 0 2px;margin:0;border:0 none;}.ui-jqgrid .ui-jqgrid-resize-mark{width:2px;left:0;background-color:#777;cursor:e-resize;cursor:col-resize;position:absolute;top:0;height:100px;
overflow:hidden;display:none;border:0 none;}.ui-jqgrid .ui-jqgrid-sdiv{position:relative;margin:0;padding:0;overflow:hidden;border-left:0 none!important;border-top:0 none!important;border-right:0 none!important;}.ui-jqgrid .ui-jqgrid-ftable{table-layout:fixed;margin-bottom:0;}.
ui-jqgrid tr.footrow td{border-right-width:1px;border-right-color:inherit;border-right-style:solid;border-top-width:1px;border-top-color:inherit;border-top-style:solid;}.ui-jqgrid tr.footrow td{font-weight:bold;overflow:hidden;text-align:left;white-space:nowrap;height:21px;padding:0 2px 0 2px;}.
ui-jqgrid .ui-jqgrid-pager{border-left:0 none!important;border-right:0 none!important;border-bottom:0 none!important;margin:0!important;padding:0!important;position:relative;height:25px;
white-space:nowrap;overflow:hidden;}.ui-jqgrid .ui-pager-control{position:relative;}.ui-jqgrid .ui-pg-table{position:relative;padding-bottom:2px;width:auto;margin:0;}
.ui-jqgrid .ui-pg-table td{font-weight:normal;vertical-align:middle;padding:1px;overflow:hidden;}.ui-jqgrid .ui-pg-button{height:19px!important;}.ui-jqgrid .ui-pg-button span{display:block;margin:1px;float:left;}.
ui-jqgrid .ui-pg-button:hover{padding:0;}.ui-jqgrid .ui-state-disabled:hover{padding:1px;}.ui-jqgrid .ui-pg-input{height:13px;font-size:.8em;margin:0;}.ui-jqgrid .ui-pg-selbox{font-size:.8em;line-height:18px;
display:block;height:18px;margin:0;}.ui-jqgrid .ui-separator{height:18px;border-left:1px solid #ccc;border-right:1px solid #ccc;margin:1px;float:right;}.ui-jqgrid .ui-paging-info{font-weight:normal;height:19px;margin-top:3px;margin-right:4px;}.ui-jqgrid .ui-jqgrid-pager .ui-pg-div{padding:1px 0;cursor:pointer;float:left;list-style-image:none;list-style-position:outside;list-style-type:none;position:relative;}.ui-jqgrid .ui-jqgrid-pager .ui-pg-div span.ui-icon{float:left;margin:0 2px;}.ui-jqgrid td input,.ui-jqgrid td select .ui-jqgrid td textarea{margin:0;}.ui-jqgrid td textarea{width:auto;height:auto;}.ui-jqgrid .ui-jqgrid-btable .ui-sgcollapsed span{display:block;}.ui-jqgrid .ui-subgrid{margin:0;padding:0;width:100%;}.ui-jqgrid .ui-subgrid table{table-layout:fixed;}.ui-jqgrid .ui-subgrid tr.ui-subtblcell td{height:18px;border-right-width:1px;border-right-color:inherit;border-right-style:solid;border-bottom-width:1px;border-bottom-color:inherit;border-bottom-style:solid;}.ui-jqgrid .ui-subgrid td.subgrid-data{border-top:0 none!important;}.ui-jqgrid .loading{position:absolute;top:45%;left:45%;width:auto;z-index:101;padding:6px;margin:5px;text-align:center;font-weight:bold;display:none;border-width:2px!important;}.ui-jqgrid .jqgrid-overlay{display:none;z-index:100;}* html .jqgrid-overlay{width:expression(this.parentNode.offsetWidth+'px');height:expression(this.parentNode.offsetHeight+'px');}* .jqgrid-overlay iframe{position:absolute;top:0;left:0;z-index:-1;width:expression(this.parentNode.offsetWidth+'px');height:expression(this.parentNode.offsetHeight+'px');}.ui-jqgrid .ui-userdata{border-left:0 none;border-right:0 none;height:21px;overflow:hidden;}.ui-jqdialog{display:none;width:300px;position:absolute;padding:.2em;font-size:11px;overflow:visible;}.ui-jqdialog .ui-jqdialog-titlebar{padding:.3em .2em;position:relative;}.ui-jqdialog .ui-jqdialog-title{float:left;margin:.1em 0 .2em;}.ui-jqdialog .ui-jqdialog-titlebar-close{position:absolute;right:.3em;top:50%;width:19px;margin:-10px 0 0 0;padding:1px;height:18px;}.ui-jqdialog .ui-jqdialog-titlebar-close span{display:block;margin:1px;}.ui-jqdialog .ui-jqdialog-titlebar-close:hover,.ui-jqdialog .ui-jqdialog-titlebar-close:focus{padding:0;}.ui-jqdialog-content,.ui-jqdialog .ui-jqdialog-content{border:0;padding:.3em .2em;background:none;height:auto;}.ui-jqdialog .ui-jqconfirm{padding:.4em 1em;border-width:3px;position:absolute;bottom:10px;right:10px;overflow:visible;display:none;height:80px;width:220px;text-align:center;}.ui-jqdialog-content .FormGrid{margin:0;}.ui-jqdialog-content .EditTable{width:100%;margin-bottom:0;}.ui-jqdialog-content .DelTable{width:100%;margin-bottom:0;}.EditTable td input,.EditTable td select,.EditTable td textarea{margin:0;}.EditTable td textarea{width:auto;height:auto;}.ui-jqdialog-content td.EditButton{text-align:right;border-top:0 none;border-left:0 none;border-right:0 none;padding-bottom:5px;padding-top:5px;}.ui-jqdialog-content td.navButton{text-align:center;border-left:0 none;border-top:0 none;border-right:0 none;padding-bottom:5px;padding-top:5px;}.ui-jqdialog-content .CaptionTD{text-align:left;vertical-align:top;border-left:0 none;border-right:0 none;border-bottom:0 none;padding:1px;white-space:nowrap;}.ui-jqdialog-content .DataTD{padding:1px;border-left:0 none;border-right:0 none;border-bottom:0 none;vertical-align:top;}.fm-button{margin:0 4px 0 0;padding:.4em .5em;text-decoration:none!important;cursor:pointer;position:relative;text-align:center;zoom:1;}.fm-button-icon-left{padding-left:1.9em;}.fm-button-icon-right{padding-right:1.9em;}.fm-button-icon-left .ui-icon{right:auto;left:.2em;margin-left:0;position:absolute;top:50%;margin-top:-8px;}.fm-button-icon-right .ui-icon{left:auto;right:.2em;margin-left:0;position:absolute;top:50%;margin-top:-8px;}#nData,#pData{float:left;margin:3px;padding:0;display:block;width:15px;}.ui-jqgrid .selected-row,.ui-jqgrid .selected-row td{font-style:normal;border:0 none;}.ui-jqgrid .tree-wrap{float:left;position:relative;height:18px;white-space:nowrap;overflow:hidden;}.ui-jqgrid .tree-minus{position:absolute;height:18px;width:18px;overflow:hidden;}.ui-jqgrid .tree-plus{position:absolute;height:18px;width:18px;overflow:hidden;}.ui-jqgrid .tree-leaf{position:absolute;height:18px;width:18px;overflow:hidden;}.ui-jqgrid .treeclick{cursor:pointer;}.jqmOverlay{background-color:#000;}* iframe.jqm{position:absolute;top:0;left:0;z-index:-1;width:expression(this.parentNode.offsetWidth+'px');height:expression(this.parentNode.offsetHeight+'px');}
.ui-searchFilter{display:none;position:absolute;z-index:100;width:1px;overflow:visible;}.ui-searchFilter table{position:relative;margin:0;width:100%;}.ui-searchFilter table td{margin:0;
padding:1px;}.ui-searchFilter table td input,.ui-searchFilter table td select{margin:.1em;}.ui-searchFilter .ui-state-default{cursor:pointer;}.ui-searchFilter .divider{height:1px;}.
ui-searchFilter .divider div{background-color:black;height:1px;}

I notice that in IE8 the corners are not rounded, but they are in Firefox.

Bill