function SetFontFamily(font) {
	document.getElementById('reader').style.fontFamily = font;
	for(i = 1; i <= numrows; i++) { document.getElementById('reader' + i).style.fontFamily = font; }
}
function SetFontSize(size) {
	document.getElementById('reader').style.fontSize = size;
	for(i = 1; i <= numrows; i++) { document.getElementById('reader' + i).style.fontSize = size; }
}
function SetLineHeight(height) {
	document.getElementById('reader').style.lineHeight = height;
	for(i = 1; i <= numrows; i++) { document.getElementById('reader' + i).style.lineHeight = height; }
}
function SetFontWeight(weight) {
	document.getElementById('reader').style.fontWeight = weight;
	for(i = 1; i <= numrows; i++) { document.getElementById('reader' + i).style.fontWeight = weight; }
}
function SetColor(color) {
	document.getElementById('reader').style.color = color;
	for(i = 1; i <= numrows; i++) { document.getElementById('reader' + i).style.color = color; }
}