var req;
	
	function init(){
		//We can use one Request object many times.
		req = new Request.HTML({url:'/ajax/display_proDesc.php',
									onRequest:	function(){
															showLoader(true); 
												}, 
									onSuccess: function(html) {
										showLoader(false); 
										
										$('featureDescBox').set('text', '');
										$('featureDescBox').setStyle('opacity', '0.5');
										$('featureDescBox').adopt(html);
										
										var myFx = new Fx.Morph('featureDescBox', {duration: 400, transition: Fx.Transitions.Cubic.easeInOut});
										
										myFx.start(	{
													    'opacity': 1
													});										
									},
									onFailure: function() {
										$('rbContent').set('text', 'The request failed.');
									}
								});
		preparePopupLayout();
	};
		
	function get_pro_desc( id, pro ){
		req.send("id="+id+"&pro="+pro);
			
		$$('.aProDesc').removeClass('activeItem');
		$('aProDesc_'+id).addClass('activeItem');
	}