var pom = 1;
        
        function processRequest(){
  		    if (httpRequest.readyState == 4){
    		    if(httpRequest.status == 200){
      		 	      var dyn_box = document.getElementById("dyn_box");
      		 		  dyn_box.innerHTML = httpRequest.responseText;
                    
    		    } else {
         		     alert("Chyba pri nacitani stanky"+ httpRequest.status +":"+ httpRequest.statusText);
    			}
  			}
		}

        function info(cis){
		    if (window.ActiveXObject){
                httpRequest = new ActiveXObject("Microsoft.XMLHTTP");
        	} else {
         		httpRequest = new XMLHttpRequest();
            }
            pom = cis;
			var url = "dyn_extra.php?cis_nab="+cis;
        	httpRequest.open("GET", url, true);
        	httpRequest.onreadystatechange= function () {processRequest(); } ;
        	httpRequest.send(null);
	   }
	   
	   function info2(cis){
		    if (window.ActiveXObject){
                httpRequest = new ActiveXObject("Microsoft.XMLHTTP");
        	} else {
         		httpRequest = new XMLHttpRequest();
            }
            pom2 = cis;
			var url = "dyn_extra2.php?cis_nab="+cis;
        	httpRequest.open("GET", url, true);
        	httpRequest.onreadystatechange= function () {processRequest(); } ;
        	httpRequest.send(null);
	   }

        function ff()
        {
          if (pom!=4) pom++;
          info(pom);
        }
        
        function rw()
        {
          if (pom!=1) pom--;
          info(pom);
        }
        function ff2()
        {
          if (pom2!=4) pom2++;
          info2(pom2);
        }

        function rw2()
        {
          if (pom2!=1) pom2--;
          info2(pom2);
        }
        
        function processRequest2(){
  		    if (httpRequest.readyState == 4){
    		    if(httpRequest.status == 200){
                    var dyn_leftside = document.getElementById("dyn_leftside");
      		 		dyn_leftside.innerHTML = httpRequest.responseText;

    		    } else {
         		     alert("Chyba pri nacitani stanky"+ httpRequest.status +":"+ httpRequest.statusText);
    			}
  			}
		}

        function change(cis2){
		    if (window.ActiveXObject){
                httpRequest = new ActiveXObject("Microsoft.XMLHTTP");
        	} else {
         		httpRequest = new XMLHttpRequest();
            }
			var url2 = "dyn_leftside.php?cis_nab="+cis2;
        	httpRequest.open("GET", url2, true);
        	httpRequest.onreadystatechange= function () {processRequest2(); } ;
        	httpRequest.send(null);
	   }