open \jscripts\tiny_mce\themes\advanced\editor_template.js
change row 5:
from:
sizes : [8, 10, 12, 14, 18, 24, 36],
to
sizes : [10, 12, 14, 18, 24, 30, 36, 48, 60, 72],
change row 80:
from:
theme_advanced_font_sizes : "1,2,3,4,5,6,7",
to:
theme_advanced_font_sizes : '10px=1,12px=2,14px=3,18px=4,24px=5,30px=6,36px=7,48px=8,60px=9,72px=10',
change row 86:
from:
s.font_size_style_values = "8pt,10pt,12pt,14pt,18pt,24pt,36pt";
to:
s.font_size_style_values = "10px,12px,14px,18px,24px,30px,36px,48px,60px,72px";
change row 98:
from:
if (k == v && v >= 1 && v <= 7) {
to:
if (v >= 1 && v <= 10) {
change row 99:
from:
k = v + ' (' + t.sizes[v - 1] + 'pt)';
to:
k = v + ' (' + t.sizes[v - 1] + 'px)';
change row 103:
from:
v = s.font_size_style_values[v - 1] || (t.sizes[v - 1] + 'pt');
to:
v = (t.sizes[v - 1] + 'px');
change row 272:
from:
if (fz >= 1 && fz <= 7)
to:
if (fz >= 1 && fz <= 10)
change row 273:
from:
fz = t.sizes[parseInt(fz) - 1] + 'pt';
to:
fz = t.sizes[parseInt(fz) - 1] + 'px';