/************************************************************************************
	ChangeFontSize - Changes the size of the fonts in a specific area e.g. DIV
*************************************************************************************/
var min=8;
var max=24;

var allPgTags = new Array(); 

function doSomethingWithClasses(way,theClass) {
	var allPgTags=document.getElementsByTagName("*");
	for (i=0; i<allPgTags.length; i++) {
		if (allPgTags[i].className==theClass) 
		{
			p=allPgTags[i].style.fontSize;
			currsize=parseInt(p);

			if(way) //plus
			{
				if (currsize<max)
					newsize=currsize+1;
				else
					newsize=currsize;
			}
			else //minus
			{
				if (currsize>min)
					newsize=currsize-1;
				else	
					newsize=currsize;
			}

			newstr=newsize+"px";
			allPgTags[i].style.fontSize=newstr;			
		}
	}
} 

function ChangeFontSize(way) {
	doSomethingWithClasses(way,"page-content");
}