[pstricks] sin, cos and cutting area

[Michael Niedermair]

Hi,

i have sin(x) and cos(x).

    \psplot[plotpoints=200,plotstyle=curve]{0}{360}{x sin}
    \psplot[plotpoints=200,plotstyle=curve]{0}{360}{x cos}

Is it possible, to mark (fill with color) the cutting area between 45 
and 225?

By
Michael