Is connected to internet

<#> 
<#> This sample shows how to check if computer is connected to internet
<#> 
<cmds>
<if_str>("_vIsConnectedToInternet==YES")
   <msg>(-100,-100,"Computer is connected to internet.","Message",1)
<else>
   <msg>(-100,-100,"Computer is NOT connected to internet.","Message",1)
<endif>