How to find a specific character count

Hello!
specific character “open”

function getStatusBarText(Count,Search){
return “

[ Count : “+ count +” ] [Search : " + Str + " ]
”;
}
function doOnDwgRowSelected(id) {
var grid1SortOpt = grid1.getSortingState();
grid1.clearAll(true);
grid1.loadXML(’./joint.asp?id=’+encodeURIComponent(id),function(){
var PublicStr = “open”;
grid1.forEachRow(function(id){
var Public=grid1.cells(id,15).getValue();
if(isNaN(Public)){
Public=0;
}
PublicStr+=parseFloat(Public);
});
statusbar1.setText(getStatusBarText(grid1.getRowsNum(),PublicStr));
if(grid1SortOpt.length>1){
grid1.sortRows(grid3SortOpt[0],"",grid1SortOpt[1]);
}
});

Thank you.

Could you clarify your question?