WL.alertCallback=null;WL.alert=function(text,title,mode,defaultValue,mask)
{var handler=WL.alertCallback;WL.alertCallback=null;if(title==null)title="System information";if(mode==null)mode=WL.Mode.OK;if(WL.messageBox==null&&document!=null&&document.forms.length!=0)
{WL.messageBox=new WL.MessageBox();WL.messageBox.create();}
if(WL.messageBox&&WL.popup_show(WL.$(WL.messageBox.c_id),{closeWithClick:true}))
WL.messageBox.init(text,title,mode,defaultValue,mask,handler);else
{var result=null;switch(mode)
{case WL.Mode.OK:window.alert(text);break;case WL.Mode.OKCancel:result=window.confirm(text)?WL.Result.OK:WL.Result.Cancel;break;case WL.Mode.YesNo:case WL.Mode.YesNoCancel:result=window.confirm(text)?WL.Result.Yes:WL.Result.No;break;case WL.Mode.Prompt:result=window.prompt(text,defaultValue);break;}
if(handler)handler(result);}}
WL.confirm=function(text,title)
{var handler=WL.alertCallback;WL.Utils.assert(handler==null,"WL.confirm have not WL.alertCallback");WL.alertCallback=handler?function(result){handler(result==WL.Result.Yes);}:null;WL.alert(text,title,WL.Mode.YesNo);}
WL.prompt=function(text,defaultValue,title,mask)
{WL.Utils.assert(WL.alertCallback==null,"WL.prompt have not WL.alertCallback");WL.alert(text,title,WL.Mode.Prompt,defaultValue,mask);}
WL.Mode={OK:0,OKCancel:1,YesNo:2,YesNoCancel:3,Prompt:4};WL.Result={OK:0,Cancel:1,Yes:2,No:3};WL.MessageBox=WL.Class(Object,function(base,type)
{this.constructor=function()
{this.handler=null;this.mode=0;}
this.create=function()
{var container=WL.$e("div");container.className="message-box popup-zone";this.c_id=WL.uniqueID(container);document.body.insertBefore(container,document.body.firstChild);this.info=WL.$e("div");this.info.className="message-info";container.appendChild(this.info);this.text=WL.$e("input");this.text.type="text";this.text.className="message-input";container.appendChild(this.text);var buttons=WL.$e("div");buttons.className="message-buttons";container.appendChild(buttons);this.btn_cancel=createButton(WL.S(15)||"Cancel",this.close.bind(this,WL.Result.Cancel));buttons.appendChild(this.btn_cancel);this.btn_ok=createButton(WL.S(10)||"OK",this.close.bind(this,WL.Result.OK));buttons.appendChild(this.btn_ok);this.btn_no=createButton(WL.S(12)||"No",this.close.bind(this,WL.Result.No));buttons.appendChild(this.btn_no);this.btn_yes=createButton(WL.S(11)||"Yes",this.close.bind(this,WL.Result.Yes));buttons.appendChild(this.btn_yes);WL.Utils.enter_action(this.text,default_enter_action.bind(this));}
var createButton=function(text,handler)
{var a=WL.$e("a");a.href="#";a.className="button simple-button";a.title=text;a.onclick=handler?a_close.bind(handler):null;var span=WL.$e("span");span.className="b-b";var txt=WL.$e("span");txt.className="b-t";txt.appendChild(document.createTextNode(text));span.appendChild(txt);a.appendChild(span);return a;}
var a_close=function(e)
{this();return WL.returnEvent(WL.getEvent(e),false,true);}
var on_focus=function(){this.style.borderWidth="0px";}
var on_blur=function(){this.style.borderWidth="0px";}
var default_enter_action=function(){this.close(WL.Result.OK);}
this.init=function(text,title,mode,defaultValue,mask,handler)
{this.mode=mode;this.handler=handler;this.btn_yes.style.display="none";this.btn_no.style.display="none";this.btn_cancel.style.display="none";this.btn_ok.style.display="none";this.text.style.display="none";this.info.innerHTML=text;var defaultFocus;switch(mode)
{case WL.Mode.Prompt:this.text.value=defaultValue;if(mask)WL.mask_attach(this.text,mask,defaultValue);this.text.style.display="";this.btn_cancel.style.display="";this.btn_ok.style.display="";defaultFocus=textFocus;break;case WL.Mode.OKCancel:this.btn_cancel.style.display="";case WL.Mode.OK:this.btn_ok.style.display="";defaultFocus=okFocus;break;case WL.Mode.YesNoCancel:this.btn_cancel.style.display="";case WL.Mode.YesNo:this.btn_no.style.display="";this.btn_yes.style.display="";defaultFocus=yesFocus;break;}
window.setTimeout(defaultFocus,0);}
var textFocus=function(){try{WL.messageBox.text.select();}catch(e){}}
var okFocus=function(){try{WL.messageBox.btn_ok.focus();}catch(e){}}
var yesFocus=function(){try{WL.messageBox.btn_yes.focus();}catch(e){}}
this.close=function(result)
{if(this.mode==WL.Mode.Prompt)
{if(result==WL.Result.OK)
result=this.text.value;else result=null;}
WL.popup_hide();if(this.handler)this.handler(result);}});WL.popup_show=function(p,options){if(!WL.createPopup())return false;return WL.popup_show(p,options);}
WL.createPopup=function()
{if(typeof(WL.popup_hide)=="function")return true;if(document==null||document.forms.length==0)return false;var body=WL.Utils.getBody();var sbody=WL.Utils.getScrollBody();var popupzones=[];var backzone=WL.$e("div");backzone.className="popup-backzone";var iframe=null;var options=null;if(!WL.browser.option.cssPositionFixed)
{backzone.style.position="absolute";WL._updateScrollBackzone=function()
{backzone.style.left=sbody.scrollLeft+"px";backzone.style.top=sbody.scrollTop+"px";popupzones.each(function(p)
{p.style.left=(sbody.scrollLeft+p.fixed_left)+"px";p.style.top=(sbody.scrollTop+p.fixed_top)+"px";});}
WL._updateResizeBackzone=function()
{backzone.style.width=body.clientWidth+"px";backzone.style.height=body.clientHeight+"px";};}
if(WL.browser.option.selectOpacityBag)
{iframe=WL.$e("iframe");iframe.src="";iframe.style.filter="alpha(opacity:0)";iframe.style.width="100%";iframe.style.height="100%";iframe.scrolling="no";iframe.frameBorder="no";backzone.appendChild(iframe);}
document.body.insertBefore(backzone,document.body.firstChild);var closeWithClick=function(){if(options.closeWithClick)WL.popup_hide();}
var popup_esc_listener=function(e){if(WL.getEvent(e).keyCode==27)closeWithClick();}
var noDragElements=["INPUT","TEXTAREA","SELECT","A","LABEL","OBJECT","EMBED"];var popup_mouse_down=function(e)
{e=WL.getEvent(e);var p=e.target;if(options.noDragContent)
{if(popupzones.indexOf(p)==-1)return;}
else
{while(p&&popupzones.indexOf(p)==-1)
{if(p.tagName&&noDragElements.indexOf(p.tagName.toUpperCase())!=-1)return;p=p.parentNode;}}
if(WL.browser.ie){if(e.button!=1)return;}
else{if(e.button!=0)return;}
while(p&&popupzones.indexOf(p)==-1)p=p.parentNode;var c=WL.Utils.getMouseCoords(e);var o=WL.Utils.getElementOffset(p);var bc={x:c.x-o.left,y:c.y-o.top};if(WL.browser.option.cssPositionFixed)
{bc.x-=sbody.scrollLeft;bc.y-=sbody.scrollTop;}
var mousemove=function(e)
{if(p==null){dragend();return;}
e=WL.getEvent(e);WL.Utils.clear_selection();var coords=WL.Utils.getMouseCoords(e);coords.y=Math.middle(coords.y-bc.y-sbody.scrollTop,0,body.clientHeight-p.offsetHeight);coords.x=Math.middle(coords.x-bc.x-sbody.scrollLeft,0,body.clientWidth-p.offsetWidth);if(!WL.browser.option.cssPositionFixed)
{p.fixed_top=coords.y;p.fixed_left=coords.x;coords.y+=sbody.scrollTop;coords.x+=sbody.scrollLeft;}
p.style.top=coords.y+"px";p.style.left=coords.x+"px";return false;}
var dragend=function(e)
{p=null;WL.Utils.clear_selection();WL.detachListener(document,"mouseup",dragend);WL.detachListener(document,"mousemove",mousemove);if(iframe)
WL.detachListener(iframe.contentWindow.document,"mousemove",mousemove);}
WL.attachListener(document,"mouseup",dragend);WL.attachListener(document,"mousemove",mousemove);if(iframe)
WL.attachListener(iframe.contentWindow.document,"mousemove",mousemove);return WL.returnEvent(e,true,true);}
var updateBackzone=function()
{backzone.style.zIndex=popupzones.length<<1;var opacity=0;popupzones.each(function(p){if(opacity<p.options.opacity)opacity=p.options.opacity;});backzone.style.filter="alpha(opacity:"+opacity+")";backzone.style.opacity=opacity/100;}
WL.popup_hide=function()
{var p=popupzones.splice(popupzones.length-1,1)[0];if(p==null)return;WL.detachListener(p,"mousedown",popup_mouse_down);p.style.display="none";updateBackzone();if(popupzones.length==0)
{WL.detachListener(document,"keypress",popup_esc_listener);backzone.onclick=null;if(iframe)
iframe.contentWindow.document.onclick=null;if(!WL.browser.option.cssPositionFixed)
{WL.detachListener(window,"scroll",WL._updateScrollBackzone);WL.detachListener(window,"resize",WL._updateResizeBackzone);}
backzone.style.display="none";}}
WL.popup_show=function(p,opt)
{if(popupzones.indexOf(p)!=-1)return false;WL.Utils.addCss(p,"popup-zone");if(!WL.browser.option.cssPositionFixed)
p.style.position="absolute";options=opt||{};if(typeof(options.opacity)=="undefined")options.opacity=50;p.options=options;popupzones.push(p);updateBackzone();if(popupzones.length==1)
{WL.attachListener(document,"keydown",popup_esc_listener);backzone.onclick=closeWithClick;if(iframe)
iframe.contentWindow.document.onclick=closeWithClick;backzone.style.display="block";}
p.style.display="block";p.style.zIndex=(popupzones.length<<1)+1;if(!options.noDrag)WL.attachListener(p,"mousedown",popup_mouse_down);if(options.relativeElement)
{var o=WL.Utils.getElementOffset(options.relativeElement);options.y=o.top+o.height;options.x=o.left;if(!WL.browser.option.cssPositionFixed)
{options.y-=sbody.scrollTop;options.x-=sbody.scrollLeft;}}
if(!options.y)options.y=Math.max(0,Math.ceil((body.clientHeight-p.offsetHeight)/2));if(!options.x)options.x=Math.max(0,Math.ceil((body.clientWidth-p.offsetWidth)/2));options.y=Math.middle(0,options.y,body.clientHeight-p.offsetHeight);options.x=Math.middle(0,options.x,body.clientWidth-p.offsetWidth);if(!WL.browser.option.cssPositionFixed)
{p.fixed_top=options.y;p.fixed_left=options.x;window.setTimeout(WL._updateScrollBackzone,0);window.setTimeout(WL._updateResizeBackzone,0);if(popupzones.length==1)
{WL.attachListener(window,"resize",WL._updateResizeBackzone);WL.attachListener(window,"scroll",WL._updateScrollBackzone);}
options.y+=sbody.scrollTop;options.x+=sbody.scrollLeft;}
p.style.top=options.y+"px";p.style.left=options.x+"px";return true;}
return true;}