$(function() {	
	var m = $('#byts_div');
	var n = $('#block_div');
	var p = $('#my_price');
	var total = 0;
	var old = 0;
	var olds = 0;
		
	$('#pianino_online_calc > option').click(function() {
			if ($(this).attr("selected")==true) total+=$(this).attr("title")*1;	
			else total-=$(this).attr("title")*1;
			p.html(total+'');
	});
	$('#pianino_calc > option').click(function() {
			if ($(this).attr("selected")==true) total+=$(this).attr("title")*1;	
			else total-=$(this).attr("title")*1;
			p.html(total+'');
	});
	$('#pianino_lift-from > option').click(function() {
			if ($(this).attr("selected")==true) total+=$(this).attr("title")*1;	
			else total-=$(this).attr("title")*1;
			p.html(total+'');
	});
	$('#pianino_calc-to > option').click(function() {
			if ($(this).attr("selected")==true) total+=$(this).attr("title")*1;	
			else total-=$(this).attr("title")*1;
			p.html(total+'');
	});
	$('#pianino_lift-to > option').click(function() {
			if ($(this).attr("selected")==true) total+=$(this).attr("title")*1;	
			else total-=$(this).attr("title")*1;
			p.html(total+'');pianino_lift-to
	});
});