function handler1 () {
	if(sliders[1].disp) {
		sliders[1].disp.innerHTML = sliders[1].val2 < sliders[1].slMax ?  sliders[1].val1 + ' - ' + sliders[1].val2 : sliders[1].val1 + '+';		
	}
}
function handler2 () {
	var val1 = sliders[2].val1 > 2000 ? sliders[2].val1 : '&lt;' + sliders[2].val1;
	if(sliders[2].disp) sliders[2].disp.innerHTML = val1 + " - " + sliders[2].val2;
}
function handler3 () {
	if(sliders[3].disp) sliders[3].disp.innerHTML = sliders[3].val1;
}