fontResize = {
	controlSize: 0,
	controlOffset: 3,
	init: function() {
		new Insertion.Bottom(document.body, '<span id="textResizeControl" style="position:absolute; padding:0px; margin:0; lineheight: 100%">&nbsp;</span>');
		fontResize.detect();
		
	},
	detect: function() {
		var height = $('textResizeControl').offsetHeight;
		this.controlSize = height - this.controlOffset;
	}
}
Event.observe(window, 'load', fontResize.init, false);