DOM = (document.getElementById) ? 1 : 0;
NS4 = (document.layers) ? 1 : 0; 
IE = (document.all) ? 1 : 0;
IE4 = IE && !DOM; 

var timeout=1500;
var tactive=0;
var twhat="";
var subname="";
var timerID = null
var swhat="";

function MM_openBrWindow(URL,windows,features) { 
window.open(URL, windows, features);
};

function MM_findObj(n, d) { //v3.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document); return x;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_showHideLayers() { //v3.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) {
  	if ((obj=document.getElementById(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v; }
    obj.visibility=v; }
  }
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function getoffsetleft(layer) {
	var value = 0;
	if (DOM) {
		object = document.getElementById(layer);
		value = object.offsetLeft;
//alert (object.tagName + " --- " + object.offsetLeft);
		while (object.tagName != "BODY" && object.offsetParent) {
			object = object.offsetParent;
//alert (object.tagName + " --- " + object.offsetLeft);
			value += object.offsetLeft;
		}
	} else if (NS4) {
		value = document.layers[layer].pageX;
	} else {	// IE4 IS SIMPLY A BASTARD !!!
		if (document.all["IE4" + layer]) {
			layer = "IE4" + layer;
		}
		object = document.all[layer];
		value = object.offsetLeft;
		while (object.tagName != "BODY") {
			object = object.offsetParent;
			value += object.offsetLeft;
		}
	}
	return (value);
} 

function getoffsettop(layer) {
	var value = 0;
	if (DOM) {
		object = document.getElementById(layer);
		value = object.offsetTop;
		while (object.tagName != "BODY" && object.offsetParent) {
			object = object.offsetParent;
			value += object.offsetTop;
		}
	} else if (NS4) {
		value = document.layers[layer].pageY;
	} else {	// IE4 IS SIMPLY A BASTARD !!!
		if (document.all["IE4" + layer]) {
			layer = "IE4" + layer;
		}
		object = document.all[layer];
		value = object.offsetTop;
		while (object.tagName != "BODY") {
			object = object.offsetParent;
			value += object.offsetTop;
		}
	}
	return (value);
} 

function SetRelativePosition(theSource,theTarget,ofsX,ofsY) {
	layerObj2 = (document.getElementById)?document.getElementById(theTarget):MM_findObj(theTarget);
	if (layerObj2!=null) {
		layerObj2 = (layerObj2.style)?layerObj2.style:layerObj2;
		layerObj2.left = getoffsetleft(theSource) + ofsX;
		layerObj2.top = getoffsettop(theSource) + ofsY;
	}
};

function Hide() {
	MM_showHideLayers(subname,'','hide');
	clearTimeout(timerID);
	tactive=0;
	twhat="";
};

function Show(div,target,x,y) {
	SetRelativePosition(target,div,x,y);
	MM_showHideLayers(div,'','show');
};

function stopTimeout(name) {
	if (name != twhat) {
		Hide();
	};
	clearTimeout(timerID);
	tactive=0;
	twhat="";
};

function startTimeout(name) {
	if (tactive == 1 && twhat != name) {
		Hide();
	};
	tactive=1;
	if (twhat != name) {
		twhat = name;
	};
	timerID=setTimeout("Hide()",timeout);
};

function menuStart(name) {
	twhat=name;
	tactive=0;
};

function menuHide(name) {
	if (twhat != name) {
		MM_showHideLayers(subname,'','hide');
		twhat = "";
	};
};

function setMenu(aName) {
	menuCell = document.getElementById(aName);
	menuCell.className = 'menuAct';
};

function unsetMenu(aName) {
	menuCell = document.getElementById(aName);
	menuCell.className = 'menuPas';
};

function setSMenu(name) {
	menuCell = document.getElementById(name);
	menuCell.className = 'tdsmenu2';
};

function unsetSMenu(name) {
	menuCell = (document.getElementById)?document.getElementById(name):MM_findObj(name);
	menuCell.className = 'tdsmenu';
};

function tdClass(name,newClass) {
	theCell = (document.getElementById)?document.getElementById(name):MM_findObj(name);
	theCell.className = newClass;
};

function pageOpen(a,c,d) {
	window.location = 'index.php?action=' + a + '&cat=' + c + '&detail=' +d;
};

/* FROM iPhoto*/

var oErrors = new Array();

//obecné funkce

DOM = (document.getElementById) ? 1 : 0;
NS4 = (document.layers) ? 1 : 0; 
IE = (document.all) ? 1 : 0;
IE4 = IE && !DOM; 

function MM_findObj(n, d) { //v3.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document); return x;
}

function MM_showHideLayers() { //v3.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) {
  	if ((obj=document.getElementById(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v; }
    obj.visibility=v; }
  }
}

function showEnd() {
  MM_showHideLayers('echoMessage','','hide');
  MM_showHideLayers('errorMessage','','hide');
};

function getoffsetleft(layer) {
	var value = 0;
	if (DOM) {
		object = document.getElementById(layer);
		value = object.offsetLeft;
		while (object.tagName != "BODY" && object.offsetParent) {
			object = object.offsetParent;
			value += object.offsetLeft;
		}
	} else if (NS4) {
		value = document.layers[layer].pageX;
	} else {	// IE4 IS SIMPLY A BASTARD !!!
		if (document.all["IE4" + layer]) {
			layer = "IE4" + layer;
		}
		object = document.all[layer];
		value = object.offsetLeft;
		while (object.tagName != "BODY") {
			object = object.offsetParent;
			value += object.offsetLeft;
		}
	}
	return (value);
} 

function getoffsettop(layer) {
	var value = 0;
	if (DOM) {
		object = document.getElementById(layer);
		value = object.offsetTop;
		while (object.tagName != "BODY" && object.offsetParent) {
			object = object.offsetParent;
			value += object.offsetTop;
		}
	} else if (NS4) {
		value = document.layers[layer].pageY;
	} else {	// IE4 IS SIMPLY A BASTARD !!!
		if (document.all["IE4" + layer]) {
			layer = "IE4" + layer;
		}
		object = document.all[layer];
		value = object.offsetTop;
		while (object.tagName != "BODY") {
			object = object.offsetParent;
			value += object.offsetTop;
		}
	}
	return (value);
} 

function SetRelativePosition(theSource,theTarget,ofsX,ofsY) {
	layerObj2 = (document.getElementById)?document.getElementById(theTarget):MM_findObj(theTarget);
	if (layerObj2!=null) {
		layerObj2 = (layerObj2.style)?layerObj2.style:layerObj2;
		layerObj2.left = getoffsetleft(theSource) + ofsX + 'px';
		layerObj2.top = getoffsettop(theSource) + ofsY + 'px';
	}
};

function Show(div,target,x,y) {
	SetRelativePosition(target,div,x,y);
	MM_showHideLayers(div,'','show');
};

function ShowHint(hintName,hintAnchor) {
  var myDiv = document.getElementById(hintName);
	Show(hintName,hintAnchor,-Math.round(parseInt(myDiv.style.width)),15);
};

function HideHint(hintName) {
	MM_showHideLayers(hintName,'','hide');
};

function outPrice(aPrice) {
  if (Math.floor(aPrice) == aPrice) {
    return(aPrice + ',-');
  } else {
    var tmpPrice = aPrice + '0';
    return(tmpPrice.replace('.',','));
  }
};

function oErrEmpty() {
  oErrors.length = 0;
};  

function oErrAdd(message) {
  oErrors[oErrors.length] = message;
};

function oErrOk() {
  if (oErrors.length > 0) {
    var eText = oErrors.join("\n");
    alert("Chyba v zadání\n\n" + eText);
    return(false);
  } else {
    return (true);
  }
};

function trim(str) {
  return str.replace(/^\s*|\s*$/g,"");
} 

//obecné DOM funkce

function spanChange(span,text) {
	var aSpan = document.getElementById(span);
	aSpan.innerHTML = text;
};

function changeCssPart(object,part,value) {
    var obj = document.getElementById(object);
    obj.style[part] = value;
};

function changeCssDimensions(object,w,h) {
    var obj = document.getElementById(object);
    obj.style.width = w + 'px';
    obj.style.height = h + 'px';
};

function changeBgColor(color,cID) {
  changeCssPart('tAB','backgroundColor','#' + color);
  bgColor = color;
  bgCid = cID;
};

function changeWallColor(color) {
  changeCssPart('wALL','backgroundColor','#' + color);
  var obj = document.getElementById('mixerDock');
  obj.value = color;
  wallColor = color;
};

function changeiSpace(space) {
  iSpace = space;
  showPreview(0);
};

//funkce pro preview

function warning(text) {
  if (text == '') {
    spanChange('warningDock','&nbsp;');
  } else {
    spanChange('warningDock','<div class="warning" style="margin-top:10px">' + text + '</div>');
  };
};


//funkce pro přechody mezi stránkami

function goPage(prefix,page) {
  if (trim(prefix) == '') {
    prefix = '';
  } else {
    prefix = prefix + '&';
  };
  document.location= page + '.php?' + prefix + 'action=' + action; 
};

function goAction(act,prefix) {
  action = act;
  goPage(prefix,'index');
};

function goCat(cat) {
  goAction('browse','searchText=&selectedCat=' + cat + '&page=1');
};

function goSearch() {
  var st = document.getElementById('searchText');
  st.value = trim(st.value); 
  if (st.value == '') {
    alert(str02);
    return (false);
  };
  res = 'searchText=' + escape(st.value);
  goAction('browse',res);
};

function checkRegister1() {
  var uName = document.getElementById('regName');
  var uPassword = document.getElementById('regPassword');
  var uPassword2 = document.getElementById('regPassword2');
  uName.value = trim (uName.value);
  uPassword.value = trim (uPassword.value);
  
  oErrEmpty();
  if (uName.value.length < 6) {oErrAdd(str03);};
  if (uPassword.value.length < 6) {oErrAdd(str04);};
  if (uPassword.value != uPassword2.value) {oErrAdd(str05);};

  if (oErrOk()) { 
    var rF=document.getElementById('frmReg');rF.submit();
  };
};

function checkUserData() {
  var noEmpty = new Array('Name','Surname','Email','Addr','AddrStreet','AddrCity','AddrState','AddrZIP','Phone');
  var texts = new Array(strNeName,strNeSurname,strNeEmail,strNeAddr,strNeAddrStreet,strNeAddrCity,strNeAddrState,strNeAddrZIP,strNePhone);

  oErrEmpty();
  for (i = 0; i < noEmpty.length; i++) {
    var test = document.getElementById('usr_' + noEmpty[i]); 
    if (trim(test.value) == '') {
      oErrAdd(texts[i]);
      test.style.backgroundColor = '#FFD491';
    } else {
      test.style.backgroundColor = '#FFFFFF';
    };
  };
  if (oErrOk()) { 
    var uF=document.getElementById('frmUpd');uF.submit();
  };
};


//funkce pro tlačítka

function btnOver(aObject) {
  aObject.style.backgroundColor = '#990000'; //'#436479';
};

function btnOut(aObject) {
  aObject.style.backgroundColor = '#996666';
};

function btnOverI(aObject) {
  aObject.style.borderColor = '#990000'; //'#436479';
};

function btnOutI(aObject) {
  aObject.style.borderColor = '#B4E5EC';
};

//modální okna

function showModal(type) {
  window.showModalDialog("inc/dialog.php?type="+type,"", "dialogHeight:150px;dialogWidth:280px;location:0;menubar:0;resizable:0;status:0;titlebar:0;edge:flat");
};