maskFrame() function

gistfile1.txt

function maskFrame(theFrame,maskChar,maskAttr) {
	var x, y, xl, yl;
	xl = theFrame.data.length;
	for (x=0; x<xl; x++) {
		yl = theFrame.data[x].length;
		for (y=0; y<yl; y++) {
			var theChar = theFrame.data[x][y];
			if (theChar.ch == maskChar && theChar.attr == maskAttr) {
				theFrame.data[x][y].ch = undefined;
				theFrame.data[x][y].attr = undefined;
			} 
		}
	}
}