var currentFontSizeElement;
var currentFontColorElement;
var currentFontTypeElement;
var currentFontSize = 100;
var currentFontColor = '';
var currentFontType = '';
// reinitialize currentFontSize and currentFontSizeElement in commonBodyOnLoad, common.js
// changeFontSizeStart() was declared in headScript.jsp
function decreaseFontSize() {
changeFontSize(-5);
}
function increaseFontSize() {
changeFontSize(+5);
}
function defaultFontSize() {
currentFontSizeElement.value = '';
}
function changeFontSize() {
currentFontSize += arguments[0];
currentFontSizeElement.value = currentFontSize+"%";
try {
document.body.style.fontSize = currentFontSize+"%";
}catch(err){
printOnErrorBox(err);
}
}
function changeFontSizeInit() {
currentFontSizeElement = document.getElementById(currentFontSizeElementId);
currentFontSize = parseInt(currentFontSizeElement.value);
if(isNaN(currentFontSize)) {
currentFontSize = 100;
document.body.style.fontSize = currentFontSize+"%";
}else{
document.body.style.fontSize = currentFontSize+"%";
}
}
function changeFontSizeStart() {
try {
document.body.style.fontSize = currentFontSize+"%";
}catch(err){
printOnErrorBox('<b>'+document.getElementById('bannerBar:msgFontResizingIsNotSupported').value+'</b>');
}
}
function changeFontSizeClose() {
}
/* color */
function changeFontColorMenu(value) {
changeFontColor(value);
}
function changeFontColor() {
currentFontColor = arguments[0];
currentFontColorElement.value = currentFontColor;
var allTags = document.getElementsByTagName('*');
for(var i = 0; i < allTags.length; i++){
if(allTags[i].className.indexOf("excludeFontColorStyling")==-1) {
try {
allTags[i].style.color = currentFontColor;
}catch(err){
printOnErrorBox(err);
}
}
    }
}
function changeFontColorInit() {
currentFontColorElement = document.getElementById(currentFontColorElementId);
currentFontColor = currentFontColorElement.value;
if(!isEmpty(currentFontColor)) changeFontColor(currentFontColor);
}
function changeFontColorStart() {
try {
document.body.style.color = currentFontColor;		
}catch(err){
printOnErrorBox('<b>'+document.getElementById('bannerBar:msgColorChangingIsNotSupported').value+'</b>');
}
}
function changeFontColorClose() {
}
/* type */
function changeFontTypeMenu(value) {
changeFontType(value);
}
function changeFontType() {
currentFontType = arguments[0];
currentFontTypeElement.value = currentFontType;
var allTags = document.getElementsByTagName('*');
for(var i = 0; i < allTags.length; i++){
if(allTags[i].className.indexOf("excludeFontTypeStyling")==-1) {
try {
allTags[i].style.fontFamily = currentFontType;
}catch(err){
printOnErrorBox(err);
}
}
    }
}
function changeFontTypeInit() {
currentFontTypeElement = document.getElementById(currentFontTypeElementId);
currentFontType = currentFontTypeElement.value;
if(!isEmpty(currentFontType)) changeFontType(currentFontType);
}
function changeFontTypeStart() {
try {
document.body.style.fontFamily = currentFontType;		
}catch(err){
printOnErrorBox('<b>'+document.getElementById('bannerBar:msgFontTypeChangingIsNotSupported').value+'</b>');
}
}
function changeFontTypeClose() {
}