//var movement=265;
	//var max_left=-1720;
	//var max_right=movement;
	var pos = 0;
	var div_id = "#img_n";	//da sovrascrivere con un Js nella pagina php
	
	function moveLeft(movement) {
		var max_right=movement;
		new_pos=pos-movement;
		if (new_pos!=(max_left)) {
			$("#dentro").animate({left: new_pos}, 500, function(){ pos=$("#dentro").css("left"); pos=pos.replace("px",""); });
			nMovement("left");
		}		
	}
	
	function moveRight(movement) {
		var max_right=movement;
		new_pos=parseInt(pos)+parseInt(movement);
		if (new_pos!=max_right) {
			$("#dentro").animate({left: new_pos}, 500, function(){ pos=$("#dentro").css("left"); pos=pos.replace("px",""); });
			nMovement("right");
		}
	}
	
	function nMovement (movem){
		att_num = parseInt($(div_id).html());
		if (movem=="left") {			 
			new_num = parseInt(att_num+1);
		} else {
			new_num = parseInt(att_num-1);
		}
		/* CON FADING 
		$("#img_n").fadeOut("slow", function() { $("#img_n").html(new_num); });
		$("#img_n").fadeIn("slow");*/
		/* SENZA FADING*/
		$(div_id).html(new_num);		
	}