window.addEvent('domready', function(){
	// First Example
	var el = $('myElement'),
		font = $('fontSize');
	    price = 0.02;
	    	
	// Create the new slider instance
	new Slider(el, el.getElement('.knob'), {
		steps: 20,	// There are 35 steps
		range: [0],	// Minimum value is 8
		onChange: function(value){
			// Everytime the value changes, we change the font of an element
			$('optim-label').setProperty('html', value);
			$('optim-label-price').setProperty('html', value*price);
		}
	}).set(font.getStyle('font-size').toInt());
	
});