imagefilltoborder
    (PHP 3, PHP 4 )
imagefilltoborder -- Flood fill to specific color
Description
int 
imagefilltoborder ( resource image, int x, int y, int border, int color)
     imagefilltoborder() performs a flood fill      whose border color is defined by border.      The starting point for the fill is x,      y (top left is 0, 0) and the region is      filled with color color.