var http_request = false;
   var clicks	  = 0;
   function makePOSTRequest(url, parameters) {
      http_request = false;
      if (window.XMLHttpRequest) { // Mozilla, Safari,...
         http_request = new XMLHttpRequest();
         if (http_request.overrideMimeType) {
         	// set type accordingly to anticipated content type
            //http_request.overrideMimeType('text/xml');
            http_request.overrideMimeType('text/html');
         }
      } else if (window.ActiveXObject) { // IE
         try {
            http_request = new ActiveXObject("Msxml2.XMLHTTP");
         } catch (e) {
            try {
               http_request = new ActiveXObject("Microsoft.XMLHTTP");
            } catch (e) {}
         }
      }
      if (!http_request) {
         alert('Cannot create XMLHTTP instance');
         return false;
      }
      
      http_request.onreadystatechange = alertContents;
      http_request.open('POST', url, true);
      http_request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
      http_request.setRequestHeader("Content-length", parameters.length);
      http_request.setRequestHeader("Connection", "close");
      http_request.send(parameters);
   }

   function alertContents() {
      if (http_request.readyState == 4) {
         if (http_request.status == 200) {
            //alert(http_request.responseText);
            result = http_request.responseText;
            document.getElementById('myspan').innerHTML = result;            
         } else {
            alert('There was a problem with the request.');
         }
      }
   }
   
   function get(obj) {
      
	  //проверка введенных параметров заказа
	
	var s = 1;
		
	var name = document.getElementById('name').value;
	var tel = document.getElementById('tel').value;
	var model = document.getElementById('mod').value;
	
	if (name == ''){
		document.getElementById('name_er').innerHTML = 'заполните поле';
		s = 1;
	}
	else s = 0;
	
	if (tel == ''){
		document.getElementById('tel_er').innerHTML = 'заполните поле';
		s = 1;
	}
	else s = 0;
	
	if (model == ''){
		document.getElementById('mod_er').innerHTML = 'заполните поле';
		s = 1;
	}
	else s = 0;
					
		
	  
		var reg = new RegExp('^[a-z0-9\._-]+@[a-z0-9][a-z0-9_-]*(\.[a-z0-9_-]+)*'+
                         '\.([a-z]{2}|aero|arpa|biz|com|coop|edu|gov|info|'+
                         'int|mil|museum|name|net|org|pro|travel)$', 'i');
					 
		var email = document.getElementById('email').value;
		
		var result=reg.test(email);
		
		var e = 0;
		
		if (!reg.test(document.getElementById('email').value)) {
			
			document.getElementById('email_er').innerHTML = 'неверный формат e-mail';
				
			e = 1;
			
			}
		
		if (e == 0 && s == 0) {
		
	var poststr = "name=" + encodeURI( document.getElementById("name").value ) +
		"&email=" + encodeURI( document.getElementById("email").value ) +
				"&message=" + encodeURI( document.getElementById("message").value )+
			  "&capt=" + encodeURI( document.getElementById("capt").value )+			  
			  "&tel=" + encodeURI( document.getElementById("tel").value )+			  
			  "&model=" + encodeURI( document.getElementById("mod").value )+			  
			  "&Submit=" + encodeURI( document.getElementById("Submit").value );
     makePOSTRequest('/post.php', poststr);


   }
			
   }
   
   
    function getfito(obj) {
      
	  
		var reg = new RegExp('^[a-z0-9\._-]+@[a-z0-9][a-z0-9_-]*(\.[a-z0-9_-]+)*'+
                         '\.([a-z]{2}|aero|arpa|biz|com|coop|edu|gov|info|'+
                         'int|mil|museum|name|net|org|pro|travel)$', 'i');
					 
		var email = document.getElementById('email').value;
		
		var result=reg.test(email);
		
		var e = 0;
		
		if (!reg.test(document.getElementById('email').value)) {
			
			document.getElementById('email_er').innerHTML = 'неверный формат e-mail';
				
			e = 1;
			
			}
		
		if (e == 0 && s == 0) {
		
	var poststr = "name=" + encodeURI( document.getElementById("name").value ) +
		"&email=" + encodeURI( document.getElementById("email").value ) +
				"&message=" + encodeURI( document.getElementById("message").value )+
			  "&capt=" + encodeURI( document.getElementById("capt").value )+			  
			  "&tel=" + encodeURI( document.getElementById("tel").value )+			  
			  "&model=" + encodeURI( document.getElementById("mod").value )+			  
			  "&Submit=" + encodeURI( document.getElementById("Submit").value );
     makePOSTRequest('/post.php', poststr);


   }
			
   }
   
   function send(obj) {      

		var e = 0;
		var m = 0;
		var reg = new RegExp('^[a-z0-9\._-]+@[a-z0-9][a-z0-9_-]*(\.[a-z0-9_-]+)*'+
                         '\.([a-z]{2}|aero|arpa|biz|com|coop|edu|gov|info|'+
                         'int|mil|museum|name|net|org|pro|travel)$', 'i');
					 
		var email = document.getElementById('email').value;
		var mes = document.getElementById('message').value;
		
		var result=reg.test(email);
		
		
		
		if (!reg.test(document.getElementById('email').value)) {
			
			document.getElementById('email_er').innerHTML = 'неверный формат e-mail';
				
			e = 1;
			
			}
		
		if (mes == '') {
			
			document.getElementById('mes_er').innerHTML = 'отсутствует сообщение';
				
			m = 1;
			
			}
		
		
		
		if (e == 0 && m == 0 ) {
		
	var poststr = "name=" + encodeURI( document.getElementById("name").value ) +
		"&email=" + encodeURI( document.getElementById("email").value ) +
				"&message=" + encodeURI( document.getElementById("message").value )+
			  "&capt=" + encodeURI( document.getElementById("capt").value )+			  
			  "&tel=" + encodeURI( document.getElementById("tel").value )+			  
			  "&model=" + encodeURI( document.getElementById("mod").value )+			  
			  "&Submit=" + encodeURI( document.getElementById("Submit").value );
     makePOSTRequest('/post.php', poststr);


   }
			
   }
  

   function write_captcha(){
   	clicks++;
   	document.getElementById('capt').value		= ''
	document.getElementById('captcha_id').innerHTML = '<img src="/captcha_img.php?clicks=' + clicks + '" border="0" alt="" /><a href="#" onclick="write_captcha();"><img src="/images/refresh.gif" border="0" alt="" style="padding:0 0 0 10px" /></a>';
   return false;
   }
   
   function provemail () {
	   
	   
	   
   }