var NN_4=(document.layers)?1:0;var IE=(document.all)?1:0;var NN_6=(!document.all&&document.getElementById)?1:0;var VISIBLE=NN_4?"show":"visible";var HIDDEN=NN_4?"hide":"hidden";var DISPLAY_ON="block";var DISPLAY_OFF="none";var LAYER__IS_NETSCAPE=(navigator.appName.indexOf("Explorer")==-1);var LAYER__NETSCAPE_TIME_PATCH_COEFFICIENT=NN_4?0:0;var inited_mouse_actions=false;var LAYERS_HASH={};var old_mouse_pos=new Object();old_mouse_pos.left=0;old_mouse_pos.top=0;var allow_default_dragging=false;var default_mousedown=null;var default_mousemove=null;var default_mouseup=null;function Layer(layer_name)
{NN_4=(document.layers)?1:0;IE=(document.all)?1:0;NN_6=(!document.all&&document.getElementById)?1:0;if(typeof(LAYERS_HASH)=='undefined')
LAYERS_HASH=new Array();this.LayerName=layer_name;this.Layer=Layer__GetLayerObj(layer_name);this.LayerStyle=Layer__GetLayerObjStyle(layer_name);this.Draggable=false;if(typeof(this.Layer)=='undefined'||typeof(this.LayerStyle)=='undefined'){this.Success=false;return null;}
this.SetPosition=Layer__SetLayerPosition;this.GetPosition=Layer__GetLayerPosition;this.SetVisible=Layer__SetLayerVisible;this.IsVisible=Layer__IsLayerVisible;this.SetDisplay=Layer__SetLayerDisplay;this.Move=Layer__Move;this.GetDimentions=IE||NN_6?Layer__GetLayerDimentions:Layer__GetLayerDimentions_NN;this.SetDimentions=IE||NN_6?Layer__SetLayerDimentions:Layer__SetLayerDimentions_NN;this.HTML=IE||NN_6?Layer__HTML:Layer__HTML_NN;this.DocumentMargins=IE||NN_6?Layer__GetDocumentMargins:Layer__GetDocumentMargins_NN;this.Document=IE?document:(NN_6?document:this.Layer.document);this.InitDrag=Layer__InitDrag;this.ReleaseDrag=Layer__ReleaseDrag;this.Maximize=Layer__Maximize;this.Center=Layer__Center;this.DocumentMargins();LAYERS_HASH[this.LayerName]=this;this.Success=true;return this;}
function Layer__DefaultDragging(func_handler_mousedown,func_handler_mousemove,func_handler_mouseup)
{default_mousedown=func_handler_mousedown;default_mousemove=func_handler_mousemove;default_mouseup=func_handler_mouseup;allow_default_dragging=true;}
function Layer__AllowDefaultDragging()
{allow_default_dragging=true;}
function Layer__ForbidDefaultDragging()
{allow_default_dragging=false;}
function Layer__GetLayerObj(layer_name,nested_ref){var layer;if(NN_6||IE){layer=document.getElementById(layer_name);}else if(NN_4){var layer_parent;if(typeof(nested_ref)!='undefined'){layer_parent=document.layers[nested_ref].document;}else{layer_parent=document;}
layer=layer_parent.layers[layer_name];}
return layer;}
function Layer__GetLayerObjStyle(layer_name,nested_ref){var layer=Layer__GetLayerObj(layer_name,nested_ref);if(!layer)return;if(NN_6){layer=layer.style;}else if(IE){layer=layer.style;}else if(NN_4){}
return layer;}
function Layer__SetLayerPosition(left,top)
{this.LayerStyle.left=left+((left+"").indexOf("px")==-1?"px":"");this.LayerStyle.top=top+((top+"").indexOf("px")==-1?"px":"");}
function Layer__GetLayerPosition()
{var pos=new Object();pos.left=parseInt(this.LayerStyle.left);pos.top=parseInt(this.LayerStyle.top);return pos;}
function Layer__SetLayerDimentions(width,height)
{this.LayerStyle.width=width+((width+"").indexOf("px")==-1?"px":"");this.LayerStyle.height=height+((height+"").indexOf("px")==-1?"px":"");}
function Layer__SetLayerDimentions_NN(width,height)
{this.LayerStyle.clip.width=width+((width+"").indexOf("px")==-1?"px":"");this.LayerStyle.clip.height=height+((height+"").indexOf("px")==-1?"px":"");}
function Layer__GetLayerDimentions()
{var dimentions=this.GetPosition();dimentions.width=parseInt(this.LayerStyle.width);dimentions.height=parseInt(this.LayerStyle.height);return dimentions;}
function Layer__GetLayerDimentions_NN()
{var dimentions=this.GetPosition();dimentions.width=parseInt(this.LayerStyle.clip.width);dimentions.height=parseInt(this.LayerStyle.clip.height);return dimentions;}
function Layer__Move(start_left,start_top,end_left,end_top,timeout,speed_coefficient,name)
{var layer=typeof(name)=='undefined'?this:new Layer(name);if(start_left==end_left&&start_top==end_top){layer.SetPosition(start_left,start_top);return;}
if(typeof(speed_coefficient)=='undefined'){speed_coefficient=1;}
var sign_left=__Layer__Sign(start_left,end_left);var sign_top=__Layer__Sign(start_top,end_top);var dleft=__Layer__Distance(start_left,end_left);var dtop=__Layer__Distance(start_top,end_top);var offset_left=1;var offset_top=1;if(dleft>dtop){if(dtop==0){offset_top=0;offset_left=1;}else{offset_top=1;offset_left=Math.floor(dleft/dtop);}}else{if(dleft==0){offset_top=1;offset_left=0;}else{offset_top=Math.floor(dtop/dleft);offset_left=1;}}
if(start_left!=end_left){start_left+=speed_coefficient*sign_left*offset_left+LAYER__NETSCAPE_TIME_PATCH_COEFFICIENT;}
if(start_top!=end_top){start_top+=speed_coefficient*sign_top*offset_top;}
layer.SetPosition(start_left,start_top);var new_sign_left=__Layer__Sign(start_left,end_left);var new_sign_top=__Layer__Sign(start_top,end_top);if(sign_left*new_sign_left<=0&&sign_top*new_sign_top<=0){return;}
var _name=typeof(name)=='undefined'?this.LayerName:name;if(timeout>0){window.setTimeout('Layer__Move('+start_left+', '+start_top+', '+end_left+', '+end_top+', '+timeout+', '+speed_coefficient+', "'+_name+'")',timeout);}else{Layer__Move(start_left,start_top,end_left,end_top,0,speed_coefficient,_name);}}
function __Layer__Distance(start,end)
{if(start>0&&end>0){return Math.abs(end-start);}
return Math.abs(start)+Math.abs(end);}
function __Layer__Sign(start,end)
{if(start<end)
return 1;if(start==end)
return 0;return-1;}
function Layer__SetLayerVisible(visible)
{this.LayerStyle.visibility=visible?VISIBLE:HIDDEN;}
function Layer__IsLayerVisible()
{return this.LayerStyle.visibility==VISIBLE;}
function Layer__SetLayerDisplay(visible)
{this.LayerStyle.display=visible?DISPLAY_ON:DISPLAY_OFF;}
function Layer__HTML(code)
{this.Layer.innerHTML=code;}
function Layer__HTML_NN(code)
{this.Document.open();this.Document.write(code);this.Document.close();}
function Layer__GetDocumentMargins()
{var d=document.body;if(document.documentElement&&document.compatMode!='BackCompat')d=document.documentElement;this.ScrollLeft=parseInt(d.scrollLeft);this.ScrollTop=parseInt(d.scrollTop);if(navigator.userAgent.toLowerCase().indexOf("safari")!=-1){this.ScrollLeft=parseInt(document.body.scrollLeft);this.ScrollTop=parseInt(document.body.scrollTop);}
this.WindowWidth=parseInt(d.clientWidth);this.WindowHeight=parseInt(d.clientHeight);this.DocumentWidth=parseInt(d.clientWidth)+parseInt(this.ScrollLeft);this.DocumentHeight=parseInt(d.clientHeight)+parseInt(this.ScrollTop);this.FullDocumentWidth=parseInt(d.scrollWidth);this.FullDocumentHeight=parseInt(d.scrollHeight);}
function Layer__GetDocumentMargins_NN()
{this.DocumentWidth=window.innerWidth+window.pageXOffset;this.DocumentHeight=window.innerHeight+window.pageYOffset;this.FullDocumentWidth=this.DocumentWidth;this.FullDocumentHeight=this.DocumentHeight;this.ScrollLeft=window.pageXOffset;this.ScrollTop=window.pageYOffset;this.WindowWidth=window.innerWidth;this.WindowHeight=window.innerHeight;}
function Layer__Maximize()
{this.DocumentMargins();this.SetDimentions(this.WindowWidth,this.WindowHeight);}
function Layer__Center(horizontally,vertically)
{var pos=this.GetPosition();var dimentions=this.GetDimentions();this.DocumentMargins();if(horizontally)
pos.left=this.WindowWidth/2-dimentions.width/2;if(vertically)
pos.top=this.WindowHeight/2-dimentions.height/2;this.SetPosition(pos.left,pos.top);}
function Layer__InitDrag()
{if(!inited_mouse_actions){if(IE){document.onmousedown=Layer__System__MOUSEDOWN;document.onclick=Layer__System__MOUSEUP;document.onmousemove=Layer__System__MOUSEMOVE;}else{document.onmousedown=Layer__System__MOUSEDOWN;document.captureEvents(Event.MOUSEDOWN);document.onmouseup=Layer__System__MOUSEUP;document.captureEvents(Event.MOUSEUP);document.onmousemove=Layer__System__MOUSEMOVE;document.captureEvents(Event.MOUSEMOVE);}
inited_mouse_actions=true;}
LAYERS_HASH[this.LayerName].Draggable=true;}
function Layer__ReleaseDrag()
{LAYERS_HASH[this.LayerName].Dragging=false;}
function Layer__System__MOUSEDOWN(event_obj)
{var dragged_some=false;for(var key in LAYERS_HASH){if(LAYERS_HASH[key].Draggable&&Layer__System__ClickedOverLayer(LAYERS_HASH[key],event_obj)){if(IE)
LAYERS_HASH[key].Dragging=true;else
LAYERS_HASH[key].Dragging=!LAYERS_HASH[key].Dragging;dragged_some=true;}}
if(!dragged_some&&allow_default_dragging){var current_pos=Layer__System__CurrentMousePosition(event_obj);default_mousedown(current_pos);}}
function Layer__System__MOUSEMOVE(event_obj)
{var old_pos=old_mouse_pos;var current_pos=Layer__System__CurrentMousePosition(event_obj);var dragged_some=false;for(var key in LAYERS_HASH){if(LAYERS_HASH[key].Draggable&&LAYERS_HASH[key].Dragging){LAYERS_HASH[key].LayerStyle.left=parseInt(LAYERS_HASH[key].LayerStyle.left)+(current_pos.left-old_pos.left);LAYERS_HASH[key].LayerStyle.top=parseInt(LAYERS_HASH[key].LayerStyle.top)+(current_pos.top-old_pos.top);dragged_some=true;}}
if(!dragged_some&&allow_default_dragging){default_mousemove(old_pos,current_pos);}}
function Layer__System__MOUSEUP(event_obj)
{var dragged_some=false;for(var key in LAYERS_HASH){if(LAYERS_HASH[key].Draggable&&LAYERS_HASH[key].Dragging){if(IE)
LAYERS_HASH[key].Dragging=false;dragged_some=true;}}
if(!dragged_some&&allow_default_dragging){var current_pos=Layer__System__CurrentMousePosition(event_obj);default_mouseup(current_pos);}}
function Layer__System__ClickedOverLayer(layer,event_obj)
{var pos=Layer__System__CurrentMousePosition(event_obj);var layer_pos=layer.GetDimentions();layer_pos.right=layer_pos.left+layer_pos.width;layer_pos.bottom=layer_pos.top+layer_pos.height;return(pos.left>=layer_pos.left&&pos.left<=layer_pos.right&&pos.top>=layer_pos.top&&pos.top<=layer_pos.bottom);}
function Layer__System__CurrentMousePosition(event_obj)
{var pos=new Object();if(IE){pos.left=event.clientX+document.body.scrollLeft;pos.top=event.clientY+document.body.scrollTop;}else{pos.left=event_obj.pageX+window.pageXOffset;pos.top=event_obj.pageY+window.pageYOffset;;}
old_mouse_pos=pos;return pos;}