Zoom_To_Scale.prototype=new Event();function Zoom_To_Scale(){}Zoom_To_Scale.prototype.mouse_up=function(f){try{var d=document.getElementById("input_popup");if(d!=null){clear_node(d);document.getElementById(_WINDOW_ID).removeChild(d)}var b=document.createElement("div");document.getElementById(_WINDOW_ID).appendChild(b);var h=_MAP_WRAPPER.convert_to_relative_pixel_coords(f.clientX,f.clientY);b.id="input_popup";b.style.left=h[0]+"px";b.style.top=h[1]+"px";b.appendChild(document.createTextNode(_MSG_SCALE+" 1: "));var a=document.createElement("input");a.className="testo_normale";a.id="scale_to_zoom";var c=document.createElement("button");c.className="button";c.appendChild(document.createTextNode("OK"));c.onclick=zoom_to_scale;b.appendChild(a);b.appendChild(c)}catch(g){throw"Zoom_To_Scale.mouse_up: "+g}};function zoom_to_scale(){try{var g=document.getElementById("scale_to_zoom").value;if(g==""||isNaN(g)||g<1){alert(_MSG_NUMERIC_VALUE_REQUIRED);return}_MAP_WRAPPER.abort_loading_map();_MAP_WRAPPER.remove_old_map_images();var c=_MAP_WRAPPER._width/2-_OP_USER._x_click;var b=_MAP_WRAPPER._height/2-_OP_USER._y_click;var a=_MAP_WRAPPER._scale/g;_MAP_WRAPPER.resize_map_image(a);_MAP_WRAPPER.move_map_image(c*a,b*a);var f="type=map&action=zoom_to_scale_point&x="+_OP_USER._x_click+"&y="+_OP_USER._y_click+"&scale="+g;loading_message(true);process_ajax_call(f,_CNTR_EVENTS_URL,function(h){try{if(!h){var i=document.getElementById("input_popup");if(i!=null){clear_node(i);document.getElementById(_WINDOW_ID).removeChild(i)}_MAP_WRAPPER.update_map(this.responseXML)}else{loading_message(false)}}catch(j){alert("process_ajax_call: "+j);loading_message(false)}})}catch(d){alert("Zoom_To_Scale.zoom_to_scale: "+d)}};