<html><body><div style="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:13px"><div><span></span></div><div></div><div> Dear Grads user, I am coding how to compute the moist potential vorticity at different layers and space. I am new in writing script. attached is the script, when I run the script it works, but I am worried if I have coded right. Please could any one cross check my script and suggest improvement.</div><div><br></div><div>AS EVER
<br>LUHUNGA
<br>
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<br>Philbert Modest Luhunga
<br>University of Pretoria
<br>Department of Geography,Geoinformatics and Meteorology
<br>Private Bag X20 Hatfield 0028 South Africa
<br>Tel +27 (0) 12 420 5164
<br>Fax +27 (0) 12 420 6385
<br>Mobile:+ 27826228060
<br>Email address: philuhunga@yahoo.com</div></div></body></html>