public idmatch(playerid,string[])
{
    new id=-1;
	if(strlen(string)==0)
	{
	    SendClientMessage(playerid,servermsg,"Input an ID/name!");
	    return -1;
	}
	else
	{
		new matches=0;
		if(isnum(string)==1)
		{
			new nid=strval(string);
			if(IsPlayerConnected(nid))
			{
				return nid;
			}
		}
		for(new n=0;n<GetMaxPlayers();n++)
		{
			if(IsPlayerConnected(n))
			{
				new name[256];
				GetPlayerName(n,name,sizeof(name));
				if(strcmp(string,name,true)==0)
				{
					return n;
				}
				else if(strfind(name,string,true)!=-1)
				{
				    id=n;
					matches++;
				}
			}
		}
		if(matches>1)
		{
		    new output[256];
		    format(output,sizeof(output),"There were %d matches found for \"%s\" - aborting.",matches,string);
		    SendClientMessage(playerid,servermsg,output);
		    return -1;
		}
		else if(matches==0)
		{
			new output[256];
			format(output,sizeof(output),"There were no matches found for \"%s\" - aborting.",string);
			SendClientMessage(playerid,servermsg,output);
			return -1;
		}
	}
	return id;
}