problem on show text in smartforms

HI i have two problem in smartforms,

first:

when i want to use text and write somthing like this :

material = &wa-matnr&

system exchange two fields "&wa-matnr& and "material= "

and at the end write value of "&wa-matnr" material = " how can i fix it?

second:

we have r3 and when i use smartforms with sytel system ,when i use text for input the text i have no able to see all the fonts ,just see paragraph,b,h,..

how can i use all fonts.?

thanks for your advice