$，"#lblMsg".html

$(function (){ 
var indx_ID; 
$("#grdTest th").each(function (index) {
if ($(this).html().indexOf("编码") > 0) {
indx_ID = index;
}
});
function callback(val){
$("#value").html(val);
} 
$("#btnPZ").click(function(){
var grid = document.all.grdTest;    
var rowIndex = document.all.grdTest_selectedRowIndex.value;
var r = rowIndex *1 +1;
var x = document.all.grdTest_selectedRowIndex.value; //取单击选中的记录值
var pkValue = grid.rows[r].cells[indx_ID * 1].innerText;    
if(isEmpty(x))
{
$("#lblMsg").html("请先选择一行网格数据!");
//alert("请先选择一行网格数据！"); 
return false;
}    
var strFile="CommPage.aspx?para=pu=3023&CS="+pkValue;
openWin(strFile,'物料配置',callback,{w : 1000,h :800});
});
});