function changeFontSize(inc,divIds)
{var divIdList=divIds.split(",");for(var i=0;i<divIdList.length;i++){var divId=divIdList[i];var element=$("#"+divId);changeSize(element,inc);var elements=$("#"+divId+" *");changeSize(elements,inc);}}
function changeSize(ElementsToChange,inc){for(var i=0;i<ElementsToChange.length;i++){var ElementToChange=$(ElementsToChange[i]);if(ElementToChange.css("fontSize")){var size=parseInt(ElementToChange.css("fontSize").replace("px",""));}else{var size=14;}
var pixels;if(inc!=0){pixels=size+inc;}
else{pixels=size;}
if(pixels>22){pixels='22'}
if(pixels<8){pixels='8'}
var newpix=pixels+'px';ElementToChange.css("fontSize",newpix);}}