function chat()
    {
       var win_c = window.open( 'http://chat.web4u.pl/klient/index.php', 'on_line_k', 'location=no, width=635, height=355, top=200, left=200, resizable=no' );
       win_c.focus();
    }



     // Animowane Logo
     function AnimLogo(a) {
        var b = document.getElementById( 'logo_top' );
        var b_width=221;
        var s_width=1;
        if ( a < b_width  ) {
           var new_a = a+s_width;
           b.style.marginLeft = new_a + "px";
           b.style.backgroundPosition = "-"+ new_a + "px 0px";
           setTimeout( "AnimLogo(" + new_a + ")", 5 );
        }
        else 
           setTimeout( "AnimLogo(0)", 5000 );
     }

	  var tab_elem = new Array();
	  tab_elem[0] = '506';
	  tab_elem[1] = '507';
	  tab_elem[2] = '508';
	  tab_elem[3] = '509';
	  tab_elem[4] = '510';
	  tab_elem[5] = '511';
	  tab_elem[6] = '692';

     function ShowMenu( elem, id ) {

         for ( var i = 0 ; i<tab_elem.length ; i++ )
         	document.getElementById( "menu_box_over_" + tab_elem[i] ).style.display="none";

         var box = document.getElementById( "menu_box_over_" + id );
         box.style.display="block";
			
			clearTimeout( timer );
         
         
			var nleft = 0;
         var ntop = 0;
         if (elem.offsetParent) {
            nleft = elem.offsetLeft
            ntop = elem.offsetTop

            while (elem == elem.offsetParent) {
               nleft += elem.offsetLeft
               ntop += elem.offsetTop
            }
         }

         box.style.left = (nleft-40)+"px";
         box.style.top = "50px";

	  }

    var timer;
    
	 function HideMenu( i, id_elem ) {
       if ( i==0 ) {
         timer = setTimeout( "HideMenu( 1, "+id_elem+" )", 600 );
       }
       else {
          var box = document.getElementById( "menu_box_over_"+id_elem );
          box.style.display = "none";
       }
    }

	  /*
     function ShowMenu( elem, id ) {
         var box = document.getElementById( "menubox_kat_1" );
         var UdziaBadzia = elem;
         clearTimeout( timer );
         var nleft = 0;
         var ntop = 0;
         if (elem.offsetParent) {
           nleft = elem.offsetLeft
           ntop = elem.offsetTop

           while (elem == elem.offsetParent) {
              nleft += elem.offsetLeft
              ntop += elem.offsetTop
           }
         }
         var request = null;
         var xml_responde = null;
         if ( window.XMLHttpRequest ) request = new XMLHttpRequest();
         else request = new ActiveXobject( "Microsoft.XMLHTTP" );
         if ( request )
         {
            request.open( "GET", "inc/menu.php?pid="+id );
            request.onreadystatechange = function() {
            if ( request.readyState == 4 )
            {
               xml_responde = request.responseText;
               if ( xml_responde != "" )
               {
                  box.innerHTML = "<img style='position:relative;float:left;width:1px;height:280px;' src='img/blank.gif'/>"+xml_responde+"";
                  box.style.display = "block";
                  box.style.left = (nleft-40)+"px";
                  box.style.top = "50px";
               }
               else
               {
                  HideMenu(1);
               }
            }}
            request.send(null);
         }
         else
            alert( "Err" );
    }
	 
    var timer;
    function HideMenu( i ) {
       if ( i==0 ) {
         timer = setTimeout( "HideMenu( "+1+" )", 600 );
       }
       else {
          var box = document.getElementById( "menubox_kat_1" );
          box.style.display = "none";
       }
    }
	 */


    /**
       Klasa: Animowana Belka Menu
       Opis: Przesówanie belki po osi X
       Data: 05/09/2010
    */
    var dl_belka = 110;
    var poz_belka = 0;
    var def_time = 7; // czas przeladowania
    var def_skok = 2;   // skok w px
    var BTimer;
    
    function SlideBelka( p ) {
       ResetBelkaSlide();
       if ( poz_belka != p ) {
           SlideBelkaAnim( (poz_belka*dl_belka), (p*dl_belka), 0 );
           poz_belka = p;
       }
    }

    function ResetBelkaSlide() {
       clearTimeout( BTimer );
       var belka=document.getElementById( "menu_top_belka" );
       belka.style.marginLeft=poz_belka*dl_belka;
    }

    function SlideBelkaAnim( sl_z, sl_do, e ) {
       var belka = document.getElementById( 'menu_top_belka' );

       if ( sl_z>sl_do ) var roznica=(sl_z-sl_do);
       else var roznica=(sl_do-sl_z);

       roznica=roznica-e;

       var mnoznik = Math.ceil( (roznica/dl_belka) );
       if ( mnoznik<1 ) mnoznik=1;
       
       var skok_d  = def_skok*(mnoznik);

       //belka.innerHTML=Math.floor(Math.random()*11);

       if ( sl_z<=sl_do ) {
          // w prawo
          var marg = sl_z + e;
          if ( marg<sl_do ) {
             var new_e = e+skok_d;
             belka.style.marginLeft = marg;
             BTimer = setTimeout( "SlideBelkaAnim( "+sl_z+","+sl_do+","+new_e+" )", def_time );
          }
       } 
       else {
          // w lewo
          var marg = sl_z - e;
          if ( marg > sl_do ) {
             var new_e = e+skok_d;
             belka.style.marginLeft = marg;
             BTimer = setTimeout( "SlideBelkaAnim( "+sl_z+","+sl_do+","+new_e+" )", def_time );
          }
       }
    }
    //---------------------------------------------------Klasa Animowana Belka------------------------------------



    function go( addr ) {
        parent.location.href=addr;
    }

    function go_b( addr ) {
        var win=window.open( addr );
        win.focus();
    }

    function drukuj() {
        var okno = window.open( "inc/drukuj.html", "asd", "location=no,resizable=yes,width=850,height=700,top=10,left=10,scrollbars=yes" );

        var tresc = document.getElementById( "pdstresc" ).innerHTML;
        okno.document.write( '<html><head><base href="http://localhost/~mroowa/romaniuk/projekt_01/"><link rel="Stylesheet" href="style.css" type="text/css"><style>body {background:none;padding:10px;}</style></head><body> <button onclick="print();">Drukuj</button> ' + tresc + ' </body></html>' );
    }

    function AddKosz( id_prod ) {
        go( './<?echo($link_notes_add."in=")?>'+id_prod );
    }

    function pokaz( elem ) {
       var box = document.getElementById( elem );

       if ( box.style.display != 'block' ) box.style.display='block';
       else box.style.display='none';
    }