This is a handy script for position sizing...... Place them all in your scripts folder within MT4. When you want to place it on a chart, the only one you actually use is EasyOrder. Ignore the others. Place your SL line and TP line and enter % risk ...
If you want to keep an eye on the opening price levels for the different sessions, this indicator is a handy tool. I have 2 instances of it on my charts in different colours. One shows the London open and the other shows the NY open.