Multiple OnClientClick for an single ASP.Net Button

Hi 

I have one button and want use Two script for it but i dont know how i can do it

 <asp:Button ID="Button1" runat="server" Text="go" onclick="Button2_Click"  OnClientClick = "SetTarget();"/>

and these are my script

      <script type = "text/javascript">
          function isNumeric(keyCode) {
              var r = ((keyCode >= 48 && keyCode <= 57) || keyCode == 8 ||
                (keyCode >= 96 && keyCode <= 105))
              if (!r) {
                  alert("please enter number");
              }
              return r;
          }
          function ValidateRange() {
              var value = parseInt(document.getElementById("<%=txtNumeric.ClientID%>").value);
              if (value < 1000 || value > 9000) {
                  alert("enter between 1000 &9000");
                  return false;
              }
              return true;
          }
    </script>
    


    <script type = "text/javascript">
        function SetTarget() {
            document.forms[0].target = "_blank";
        }
</script>

Thanks alot