Rainbow Color Changer

Written by Kitsune
// Place in contents of a prim. Touch to start or stop

integer ON = FALSE;
integer loop;
float x;
default
{
    touch_start(integer total_number)
    {
        llSetTimerEvent(0.5*(ON = !ON));
        loop = 1;
        x = 0;
    }

    timer()
    {
        if(loop == 1)
        {
            llSetColor(<1,0.2*x,0>,ALL_SIDES);
            x = x+0.25;
            if (x > 5)
            {
                loop = 2;
                x = 5;
            }
        }
        else if (loop ==2)
        {
            llSetColor(<0.2*x,1,0>,ALL_SIDES);
            x = x-0.25;
            if(x < 0)
            {
                loop = 3;
                x = 1;
            }
        }
        else if (loop == 3)
        {
            llSetColor(<0,1.0-(0.2*x),0.2*x>,ALL_SIDES);
            x = x+0.25;
            if(x > 5)
            {
                loop = 4;
                x = 5;
            }
        }
        else if (loop == 4)
        {
            llSetColor(<1.0-(0.2*x),0,1>,ALL_SIDES);
            x = x-0.25;
            if(x < 0)
            {
                loop = 5;
                x = 1;
            }
        }
        else if (loop == 5)
        {
            llSetColor(<1,0,1.0-(0.2*x)>,ALL_SIDES);
            x = x+0.25;
            if (x > 5)
            {
                loop = 1;
                x = 0;
            }
        }
    }
}