var b = new Object();
b.part='about_us';
function sender(command){
	
	var command = command;
	switch(command) {
		case 'about_us':
			js_ajax_left('about_left', command); 
			b.part = command;
			js_ajax_text('an_tech');
		//	js_ajax_footer('');
		break; 
		case 'categories':
			js_ajax_left('categories_left', command); 
			b.part = command;
			js_ajax_text('color');
		break; 
		case 'app':
		/*	js_ajax_left('hello'); 
			js_ajax_text('kontakt');*/
		break; 
		case 'service':
		/*	js_ajax_left('kontakt'); 
			js_ajax_text('hello');*/
		break; 
		case 'news':
			//js_ajax_left('news_left', command); 
			document.getElementById('left').innerHTML="";
			b.part = command;
			js_ajax_text(command);
		break; 
		
		case 'vision':
			js_ajax_left('news_left', 'sub_menu'); 
			b.part = 'news';
			js_ajax_text('vision');
		break;

		case 'contact':
			document.getElementById('left').innerHTML="";
			b.part = 'contact';
			js_ajax_text('contact');
		break;
	}
}

function js_ajax_text(command, part) {
	if (part === undefined)part = b.part;
	JsHttpRequest.query(
	  'include/example_ajax/my.php?rand='+Math.floor(Math.random()*110000),
	  {
		q: command,
		b: part
	  },
	  function(result, debugMessages) {
		document.getElementById("center").innerHTML = result.response;
		if (debugMessages)
		document.getElementById("center").innerHTML = debugMessages;
		if (b.part == 'categories') {
		setTimeout(function() {tree('tree', "copy.php")}, 500);
		}
		if (document.getElementById("player1")){
			flowplayer("player1", {src : "flowplayer/flowplayer-3.2.2.swf", wmode: "transparent"});	
		}
	  }
	);
}
function js_ajax_left(command, part) {
	JsHttpRequest.query(
	  'include/example_ajax/my.php?rand='+Math.floor(Math.random()*110000),
	  {
		q: command, 
		b: part
	  },
	  function(result, debugMessages) {
		document.getElementById("left").innerHTML = result.response;
		if (debugMessages)
		document.getElementById("left").innerHTML = debugMessages;
	  }
	);
}