var tags = new Array( 'td','tr','p','b','table','strong','emphasis','a','h1','h2','h3','pre','sub','sup','i','th','cp','ul','ol','li','dt','dd'); var pixelArray =  new Array('11','12','13','14','15','16');var initSize = 1;function fontSizer(inc,unit) { 	if (!document.getElementById) 		return; 	var size = initSize; 		size += inc;	if (size < 0 ) {		size = 0;}	if (size > 5 ) {		size = 5;}		initSize = size;		getBody = document.getElementsByTagName('body')[0];	for (i = 0 ; i < tags.length ; i++ ) {		getallTags = getBody.getElementsByTagName(tags[i]);	for (k = 0 ; k < getallTags.length ; k++) 		getallTags[k].style.fontSize = pixelArray[size]+unit;	}}