Before starting, copy your table into a new file in the word processor of your choice. Notepad, Wordpad, and TextEdit all work fine.
[table=head][b]Level[/b][b]Base[br]Attack[br]Bonus[/b][b]Fort[br]Save[/b][b]Ref[br]Save[/b][b]Will[br]Save[/b][b]Special[/b][b]Power[br]Points[br]per Day[/b][b]Maximum[br]Concurrent[br]Impressions[/b][b]Maximum[br]Impression[br]Level[/b]
1+0+0+0+2Psicrystal Affinity (Blank Slate)111st
2+1+0+0+3Sense Impressions (Detect Psionics)211st
3+1+1+1+3Sense Impressions (Sensitivity to Psychic Impressions)512nd
4+2+1+1+4 812nd
5+2+1+1+4Second Impression1323rd
6+3+2+2+5Sense Impressions (Object Reading)1823rd
7+3+2+2+5Share Impression2524th
8+4+2+2+6Bonus Feat3224th
9+4+3+3+6Sense Impressions (Discover Truth)4125th
10+5+3+3+7 5035th
11+5+3+3+7Rapid Imprinting6135th
12+6/+1+4+4+8Sense Impressions (Aura Sight)7236th
13+6/+1+4+4+8Improved Share Impression8536th
14+7/+2+4+4+9Bonus Feat9836th
15+7/+2+5+5+9Sense Impressions (Fate of One)11347th
16+8/+3+5+5+10 12847th
17+8/+3+5+5+10Mass Share Impression14547th
18+9/+4+6+6+11Sense Impressions (Change Fate)16248th
19+9/+4+6+6+11 18148th
20+10/+5+6+6+12Bonus Feat, Focused Imprinting20058th[/table]
Use Replace (Ctrl+H in most Windows word processors) to replace the following:
1) Replace all instances of

with
[/td][td]
[table=head][b]Level[/b][/td][td][b]Base[br]Attack[br]Bonus[/b][/td][td][b]Fort[br]Save[/b][/td][td][b]Ref[br]Save[/b][/td][td][b]Will[br]Save[/b][/td][td][b]Special[/b][/td][td][b]Power[br]Points[br]per Day[/b][/td][td][b]Maximum[br]Concurrent[br]Impressions[/b][/td][td][b]Maximum[br]Impression[br]Level[/b]
1[/td][td]+0[/td][td]+0[/td][td]+0[/td][td]+2[/td][td]Psicrystal Affinity (Blank Slate)[/td][td]1[/td][td]1[/td][td]1st
2[/td][td]+1[/td][td]+0[/td][td]+0[/td][td]+3[/td][td]Sense Impressions (Detect Psionics)[/td][td]2[/td][td]1[/td][td]1st
3[/td][td]+1[/td][td]+1[/td][td]+1[/td][td]+3[/td][td]Sense Impressions (Sensitivity to Psychic Impressions)[/td][td]5[/td][td]1[/td][td]2nd
4[/td][td]+2[/td][td]+1[/td][td]+1[/td][td]+4[/td][td] [/td][td]8[/td][td]1[/td][td]2nd
5[/td][td]+2[/td][td]+1[/td][td]+1[/td][td]+4[/td][td]Second Impression[/td][td]13[/td][td]2[/td][td]3rd
6[/td][td]+3[/td][td]+2[/td][td]+2[/td][td]+5[/td][td]Sense Impressions (Object Reading)[/td][td]18[/td][td]2[/td][td]3rd
7[/td][td]+3[/td][td]+2[/td][td]+2[/td][td]+5[/td][td]Share Impression[/td][td]25[/td][td]2[/td][td]4th
8[/td][td]+4[/td][td]+2[/td][td]+2[/td][td]+6[/td][td]Bonus Feat[/td][td]32[/td][td]2[/td][td]4th
9[/td][td]+4[/td][td]+3[/td][td]+3[/td][td]+6[/td][td]Sense Impressions (Discover Truth)[/td][td]41[/td][td]2[/td][td]5th
10[/td][td]+5[/td][td]+3[/td][td]+3[/td][td]+7[/td][td] [/td][td]50[/td][td]3[/td][td]5th
11[/td][td]+5[/td][td]+3[/td][td]+3[/td][td]+7[/td][td]Rapid Imprinting[/td][td]61[/td][td]3[/td][td]5th
12[/td][td]+6/+1[/td][td]+4[/td][td]+4[/td][td]+8[/td][td]Sense Impressions (Aura Sight)[/td][td]72[/td][td]3[/td][td]6th
13[/td][td]+6/+1[/td][td]+4[/td][td]+4[/td][td]+8[/td][td]Improved Share Impression[/td][td]85[/td][td]3[/td][td]6th
14[/td][td]+7/+2[/td][td]+4[/td][td]+4[/td][td]+9[/td][td]Bonus Feat[/td][td]98[/td][td]3[/td][td]6th
15[/td][td]+7/+2[/td][td]+5[/td][td]+5[/td][td]+9[/td][td]Sense Impressions (Fate of One)[/td][td]113[/td][td]4[/td][td]7th
16[/td][td]+8/+3[/td][td]+5[/td][td]+5[/td][td]+10[/td][td] [/td][td]128[/td][td]4[/td][td]7th
17[/td][td]+8/+3[/td][td]+5[/td][td]+5[/td][td]+10[/td][td]Mass Share Impression[/td][td]145[/td][td]4[/td][td]7th
18[/td][td]+9/+4[/td][td]+6[/td][td]+6[/td][td]+11[/td][td]Sense Impressions (Change Fate)[/td][td]162[/td][td]4[/td][td]8th
19[/td][td]+9/+4[/td][td]+6[/td][td]+6[/td][td]+11[/td][td] [/td][td]181[/td][td]4[/td][td]8th
20[/td][td]+10/+5[/td][td]+6[/td][td]+6[/td][td]+12[/td][td]Bonus Feat, Focused Imprinting[/td][td]200[/td][td]5[/td][td]8th[/table]
2) Replace all line breaks with
[/td][/tr]
[tr][td]
(make sure to get the line break in there)
Alternatively, add [tr][td] at the beginning of every line within your table and [/td][/tr] at the end of every line.
[table=head][b]Level[/b][/td][td][b]Base[br]Attack[br]Bonus[/b][/td][td][b]Fort[br]Save[/b][/td][td][b]Ref[br]Save[/b][/td][td][b]Will[br]Save[/b][/td][td][b]Special[/b][/td][td][b]Power[br]Points[br]per Day[/b][/td][td][b]Maximum[br]Concurrent[br]Impressions[/b][/td][td][b]Maximum[br]Impression[br]Level[/b][/td][/tr]
[tr][td]1[/td][td]+0[/td][td]+0[/td][td]+0[/td][td]+2[/td][td]Psicrystal Affinity (Blank Slate)[/td][td]1[/td][td]1[/td][td]1st[/td][/tr]
[tr][td]2[/td][td]+1[/td][td]+0[/td][td]+0[/td][td]+3[/td][td]Sense Impressions (Detect Psionics)[/td][td]2[/td][td]1[/td][td]1st[/td][/tr]
[tr][td]3[/td][td]+1[/td][td]+1[/td][td]+1[/td][td]+3[/td][td]Sense Impressions (Sensitivity to Psychic Impressions)[/td][td]5[/td][td]1[/td][td]2nd[/td][/tr]
[tr][td]4[/td][td]+2[/td][td]+1[/td][td]+1[/td][td]+4[/td][td] [/td][td]8[/td][td]1[/td][td]2nd[/td][/tr]
[tr][td]5[/td][td]+2[/td][td]+1[/td][td]+1[/td][td]+4[/td][td]Second Impression[/td][td]13[/td][td]2[/td][td]3rd[/td][/tr]
[tr][td]6[/td][td]+3[/td][td]+2[/td][td]+2[/td][td]+5[/td][td]Sense Impressions (Object Reading)[/td][td]18[/td][td]2[/td][td]3rd[/td][/tr]
[tr][td]7[/td][td]+3[/td][td]+2[/td][td]+2[/td][td]+5[/td][td]Share Impression[/td][td]25[/td][td]2[/td][td]4th[/td][/tr]
[tr][td]8[/td][td]+4[/td][td]+2[/td][td]+2[/td][td]+6[/td][td]Bonus Feat[/td][td]32[/td][td]2[/td][td]4th[/td][/tr]
[tr][td]9[/td][td]+4[/td][td]+3[/td][td]+3[/td][td]+6[/td][td]Sense Impressions (Discover Truth)[/td][td]41[/td][td]2[/td][td]5th[/td][/tr]
[tr][td]10[/td][td]+5[/td][td]+3[/td][td]+3[/td][td]+7[/td][td] [/td][td]50[/td][td]3[/td][td]5th[/td][/tr]
[tr][td]11[/td][td]+5[/td][td]+3[/td][td]+3[/td][td]+7[/td][td]Rapid Imprinting[/td][td]61[/td][td]3[/td][td]5th[/td][/tr]
[tr][td]12[/td][td]+6/+1[/td][td]+4[/td][td]+4[/td][td]+8[/td][td]Sense Impressions (Aura Sight)[/td][td]72[/td][td]3[/td][td]6th[/td][/tr]
[tr][td]13[/td][td]+6/+1[/td][td]+4[/td][td]+4[/td][td]+8[/td][td]Improved Share Impression[/td][td]85[/td][td]3[/td][td]6th[/td][/tr]
[tr][td]14[/td][td]+7/+2[/td][td]+4[/td][td]+4[/td][td]+9[/td][td]Bonus Feat[/td][td]98[/td][td]3[/td][td]6th[/td][/tr]
[tr][td]15[/td][td]+7/+2[/td][td]+5[/td][td]+5[/td][td]+9[/td][td]Sense Impressions (Fate of One)[/td][td]113[/td][td]4[/td][td]7th[/td][/tr]
[tr][td]16[/td][td]+8/+3[/td][td]+5[/td][td]+5[/td][td]+10[/td][td] [/td][td]128[/td][td]4[/td][td]7th[/td][/tr]
[tr][td]17[/td][td]+8/+3[/td][td]+5[/td][td]+5[/td][td]+10[/td][td]Mass Share Impression[/td][td]145[/td][td]4[/td][td]7th[/td][/tr]
[tr][td]18[/td][td]+9/+4[/td][td]+6[/td][td]+6[/td][td]+11[/td][td]Sense Impressions (Change Fate)[/td][td]162[/td][td]4[/td][td]8th[/td][/tr]
[tr][td]19[/td][td]+9/+4[/td][td]+6[/td][td]+6[/td][td]+11[/td][td] [/td][td]181[/td][td]4[/td][td]8th[/td][/tr]
[tr][td]20[/td][td]+10/+5[/td][td]+6[/td][td]+6[/td][td]+12[/td][td]Bonus Feat, Focused Imprinting[/td][td]200[/td][td]5[/td][td]8th[/table]
3) Finally, replace the tags for the start and end of the table:
[table=head]
with
[table][tr][td]
and
[/table]
with
[/td][/tr][/table]
Alternatively, remove the "=head" part of the [table=head] tag and add [tr][td] after it, and add [/td][/tr] before your [/table] tag.
[table][tr][td][b]Level[/b][/td][td][b]Base[br]Attack[br]Bonus[/b][/td][td][b]Fort[br]Save[/b][/td][td][b]Ref[br]Save[/b][/td][td][b]Will[br]Save[/b][/td][td][b]Special[/b][/td][td][b]Power[br]Points[br]per Day[/b][/td][td][b]Maximum[br]Concurrent[br]Impressions[/b][/td][td][b]Maximum[br]Impression[br]Level[/b][/td][/tr]
[tr][td]1[/td][td]+0[/td][td]+0[/td][td]+0[/td][td]+2[/td][td]Psicrystal Affinity (Blank Slate)[/td][td]1[/td][td]1[/td][td]1st[/td][/tr]
[tr][td]2[/td][td]+1[/td][td]+0[/td][td]+0[/td][td]+3[/td][td]Sense Impressions (Detect Psionics)[/td][td]2[/td][td]1[/td][td]1st[/td][/tr]
[tr][td]3[/td][td]+1[/td][td]+1[/td][td]+1[/td][td]+3[/td][td]Sense Impressions (Sensitivity to Psychic Impressions)[/td][td]5[/td][td]1[/td][td]2nd[/td][/tr]
[tr][td]4[/td][td]+2[/td][td]+1[/td][td]+1[/td][td]+4[/td][td] [/td][td]8[/td][td]1[/td][td]2nd[/td][/tr]
[tr][td]5[/td][td]+2[/td][td]+1[/td][td]+1[/td][td]+4[/td][td]Second Impression[/td][td]13[/td][td]2[/td][td]3rd[/td][/tr]
[tr][td]6[/td][td]+3[/td][td]+2[/td][td]+2[/td][td]+5[/td][td]Sense Impressions (Object Reading)[/td][td]18[/td][td]2[/td][td]3rd[/td][/tr]
[tr][td]7[/td][td]+3[/td][td]+2[/td][td]+2[/td][td]+5[/td][td]Share Impression[/td][td]25[/td][td]2[/td][td]4th[/td][/tr]
[tr][td]8[/td][td]+4[/td][td]+2[/td][td]+2[/td][td]+6[/td][td]Bonus Feat[/td][td]32[/td][td]2[/td][td]4th[/td][/tr]
[tr][td]9[/td][td]+4[/td][td]+3[/td][td]+3[/td][td]+6[/td][td]Sense Impressions (Discover Truth)[/td][td]41[/td][td]2[/td][td]5th[/td][/tr]
[tr][td]10[/td][td]+5[/td][td]+3[/td][td]+3[/td][td]+7[/td][td] [/td][td]50[/td][td]3[/td][td]5th[/td][/tr]
[tr][td]11[/td][td]+5[/td][td]+3[/td][td]+3[/td][td]+7[/td][td]Rapid Imprinting[/td][td]61[/td][td]3[/td][td]5th[/td][/tr]
[tr][td]12[/td][td]+6/+1[/td][td]+4[/td][td]+4[/td][td]+8[/td][td]Sense Impressions (Aura Sight)[/td][td]72[/td][td]3[/td][td]6th[/td][/tr]
[tr][td]13[/td][td]+6/+1[/td][td]+4[/td][td]+4[/td][td]+8[/td][td]Improved Share Impression[/td][td]85[/td][td]3[/td][td]6th[/td][/tr]
[tr][td]14[/td][td]+7/+2[/td][td]+4[/td][td]+4[/td][td]+9[/td][td]Bonus Feat[/td][td]98[/td][td]3[/td][td]6th[/td][/tr]
[tr][td]15[/td][td]+7/+2[/td][td]+5[/td][td]+5[/td][td]+9[/td][td]Sense Impressions (Fate of One)[/td][td]113[/td][td]4[/td][td]7th[/td][/tr]
[tr][td]16[/td][td]+8/+3[/td][td]+5[/td][td]+5[/td][td]+10[/td][td] [/td][td]128[/td][td]4[/td][td]7th[/td][/tr]
[tr][td]17[/td][td]+8/+3[/td][td]+5[/td][td]+5[/td][td]+10[/td][td]Mass Share Impression[/td][td]145[/td][td]4[/td][td]7th[/td][/tr]
[tr][td]18[/td][td]+9/+4[/td][td]+6[/td][td]+6[/td][td]+11[/td][td]Sense Impressions (Change Fate)[/td][td]162[/td][td]4[/td][td]8th[/td][/tr]
[tr][td]19[/td][td]+9/+4[/td][td]+6[/td][td]+6[/td][td]+11[/td][td] [/td][td]181[/td][td]4[/td][td]8th[/td][/tr]
[tr][td]20[/td][td]+10/+5[/td][td]+6[/td][td]+6[/td][td]+12[/td][td]Bonus Feat, Focused Imprinting[/td][td]200[/td][td]5[/td][td]8th[/td][/tr][/table]
From this (http://www.giantitp.com/forums/showpost.php?p=9918771&postcount=2)
to this:
Level  Base Attack Bonus  Fort Save  Ref Save  Will Save  Special  Power Points per Day  Maximum Concurrent Impressions  Maximum Impression Level 
1  +0  +0  +0  +2  Psicrystal Affinity (Blank Slate)  1  1  1st 
2  +1  +0  +0  +3  Sense Impressions (Detect Psionics)  2  1  1st 
3  +1  +1  +1  +3  Sense Impressions (Sensitivity to Psychic Impressions)  5  1  2nd 
4  +2  +1  +1  +4   8  1  2nd 
5  +2  +1  +1  +4  Second Impression  13  2  3rd 
6  +3  +2  +2  +5  Sense Impressions (Object Reading)  18  2  3rd 
7  +3  +2  +2  +5  Share Impression  25  2  4th 
8  +4  +2  +2  +6  Bonus Feat  32  2  4th 
9  +4  +3  +3  +6  Sense Impressions (Discover Truth)  41  2  5th 
10  +5  +3  +3  +7   50  3  5th 
11  +5  +3  +3  +7  Rapid Imprinting  61  3  5th 
12  +6/+1  +4  +4  +8  Sense Impressions (Aura Sight)  72  3  6th 
13  +6/+1  +4  +4  +8  Improved Share Impression  85  3  6th 
14  +7/+2  +4  +4  +9  Bonus Feat  98  3  6th 
15  +7/+2  +5  +5  +9  Sense Impressions (Fate of One)  113  4  7th 
16  +8/+3  +5  +5  +10   128  4  7th 
17  +8/+3  +5  +5  +10  Mass Share Impression  145  4  7th 
18  +9/+4  +6  +6  +11  Sense Impressions (Change Fate)  162  4  8th 
19  +9/+4  +6  +6  +11   181  4  8th 
20  +10/+5  +6  +6  +12  Bonus Feat, Focused Imprinting  200  5  8th 