Dynamic table using string builder issue
StringBuilder Builder = new StringBuilder();

Builder.Append(@"<table border=1;").Append("id=Tableid;").Append("onclick=GetchildDiv()>").Append("<tr><td>").Append(Mainrow["Title"]).Append("</td></tr></table>");

Builder.Append(@"<table border=""1"" ")
       .Append("id="Tableid" ")
       .Append(""onclick=GetchildDiv();">")
       .Append("<tr><td>")
       .Append(Mainrow["Title"])
       .Append("</td></tr></table>");

Builder.Append(@"<table border=""1"" id=""Tableid"" onclick=""GetchildDiv();"">")
Builder.AppendFormat(@"<tr><td>{0}</td></tr></table>", Mainrow["Title"]);

Builder
    .Append(@"<table border=1 ") // remove semi-colon and add space
    .Append("id=Tableid ") // remove semi-colon and add space
    .Append("onclick="GetchildDiv();">") // wrap the function-name by "
    .Append("<tr><td>")
    .Append(Mainrow["Title"])
    .Append("</td></tr></table>");

System.Text.StringBuilder Builder = new System.Text.StringBuilder();
Builder.Append("<table border="1" ").
    Append("id="Tableid" ").
    Append("onclick="GetchildDiv()">").
    Append("<tr><td>").
    Append(Mainrow["Title"]).
    Append("</td></tr></table>");