var min=8;
var max=20;

var sizeable_elements = new Array('#content p', '#content h2', '#content h1', '#sidecol a', '#content a', '#content span', '#content div.right');

function increaseFontSize() {
	
	for(x=0; x<sizeable_elements.length; x++) {

		$(sizeable_elements[x]).each(function(index) {
			if($(sizeable_elements[x]).css('font-size')) {
				var s = parseInt($(sizeable_elements[x]).css('font-size').replace("px",""));
			} else {
				var s = 12;
			}
			if(s!=max) {
				s += 1;
			}
			$(sizeable_elements[x]).css('font-size', s+"px");
		});
	}
}

function decreaseFontSize() {
	
	for(x=0; x<sizeable_elements.length; x++) {

		$(sizeable_elements[x]).each(function(index, el) {
	
			if($(sizeable_elements[x]).css('font-size')) {
				var s = parseInt($(sizeable_elements[x]).css('font-size').replace("px",""));
			} else {
				var s = 12;
			}
			if(s!=min) {
				s -= 1;
			}
			$(sizeable_elements[x]).css('font-size', s+"px");
		});
	}
}