Generating Magic squares of odd order using De la loubre's Method

Enter the odd number it will generate a magic squares using De la Loubre's method. Magic squares is the matrix where row,column and diagonal sums are constant By
for e.g enter odd number say 9 then you will get the output as magic square as follows

and if you type 19 then

Read the method here
http://britton.disted.camosun.bc.ca/magicsq/magic.html
Download the code here
http://www.planet-source-code.com/vb/scripts/ShowCode.asp?txtCodeId=13423&lngWId=3