var min=16;
var max=28;
function increaseFontSize() {
var p = document.getElementsByTagName('div');
for(i=0;i<p.length;i++) {
if(p[i].style.fontSize) {
var s = parseInt(p[i].style.fontSize.replace("px",""));
} else {
var s = 16;
}
if(s!=max) {
s += 4;
}
p[i].style.fontSize = s+"px"
}
}
function decreaseFontSize() {
var p = document.getElementsByTagName('div');
for(i=0;i<p.length;i++) {
if(p[i].style.fontSize) {
var s = parseInt(p[i].style.fontSize.replace("px",""));
} else {
var s = 16;
}
if(s!=min) {
s -= 4;
}
p[i].style.fontSize = s+"px"
}
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}