[Scrtipting Help]

Im not sure im getting it right. This is what i have. 

 

default
{

    touch_start(integer total_number) {

        llSay(-55343,"Does this Work?");

    }

}

 

 

and the listen...

 

 

integer CommandIs(string msg,string cmd)
{
    return llSubStringIndex(msg,cmd) == 0;
}
ParseAndIssueCommand(string cmd)
{

    if (CommandIs(cmd,""))
    {
        string name = llGetSubString(cmd,20,-1);
        if (name == "")
            llSetText("",<0,1,0>,1.0);
        else
            llSetText(name,<0,1,0>,1.0);   
    }
}
default
{
    state_entry()
    {
         llListen(-55343,"",llGetOwner(),"");
    }
        on_rez(integer start_param)
        {
        llResetScript();
        }  
        listen(integer channel, string name, key id, string msg)
    {
        ParseAndIssueCommand(msg);
    }
}
// END //

[Scrtipting Help]

I am in need of help. Ive been trying to script this thing for a while now. Im trying to set up a HUD button you can press and it will detect in chat and update a titler on another prim. Any help would be appricated.