(function($){$.alerts={verticalOffset:-75,horizontalOffset:0,repositionOnResize:true,overlayOpacity:.01,overlayColor:"#FFF",draggable:true,okButton:"&nbsp;\u78ba\u5b9a&nbsp;",cancelButton:"&nbsp;\u53d6\u6d88&nbsp;",dialogClass:null,alert:function(type,message,title,callback){if(title==null)title="Alert";$.alerts._show(title,message,null,type,function(result){callback&&callback(result)})},confirm:function(message,title,callback){if(title==null)title="Confirm";$.alerts._show(title,message,null,"confirm",function(result){callback&&callback(result)})},prompt:function(message,value,title,callback){if(title==null)title="Prompt";$.alerts._show(title,message,value,"prompt",function(result){callback&&callback(result)})},_show:function(title,msg,value,type,callback){$.alerts._hide();$.alerts._overlay("show");$("BODY").append('<div id="popup_container"><h1 id="popup_title"></h1><div id="popup_content"><div id="popup_message"></div></div></div>');$.alerts.dialogClass&&$("#popup_container").addClass($.alerts.dialogClass);var pos=$.browser.msie&&parseInt($.browser.version)<=6?"absolute":"fixed";$("#popup_container").css({position:pos,zIndex:99999,padding:0,margin:0});$.browser.msie&&parseInt($.browser.version)<=6&&$("#popup_container").bgiframe();$("#popup_title").text(title);$("#popup_content").addClass(type);$("#popup_message").text(msg);$("#popup_message").html($("#popup_message").text().replace(/\n/g,"<br />"));$("#popup_container").css({minWidth:$("#popup_container").outerWidth(),maxWidth:$("#popup_container").outerWidth()});$.alerts._reposition();$.alerts._maintainPosition(true);switch(type){case "info":case "warning":case "success":case "error":$("#popup_message").after('<div id="popup_panel"><input type="button" value="'+$.alerts.okButton+'" id="popup_ok" /></div>');$("#popup_ok").click(function(){$.alerts._hide();callback(true)});$("#popup_ok").focus().keypress(function(e){(e.keyCode==13||e.keyCode==27)&&$("#popup_ok").trigger("click")});break;case "confirm":$("#popup_message").after('<div id="popup_panel"><input type="button" value="'+$.alerts.okButton+'" id="popup_ok" /> <input type="button" value="'+$.alerts.cancelButton+'" id="popup_cancel" /></div>');$("#popup_ok").click(function(){$.alerts._hide();callback&&callback(true)});$("#popup_cancel").click(function(){$.alerts._hide();callback&&callback(false)});$("#popup_ok").focus();$("#popup_ok, #popup_cancel").keypress(function(e){e.keyCode==13&&$("#popup_ok").trigger("click");e.keyCode==27&&$("#popup_cancel").trigger("click")});break;case "prompt":$("#popup_message").append('<br /><input type="text" size="30" id="popup_prompt" />').after('<div id="popup_panel"><input type="button" value="'+$.alerts.okButton+'" id="popup_ok" /> <input type="button" value="'+$.alerts.cancelButton+'" id="popup_cancel" /></div>');$("#popup_prompt").width($("#popup_message").width());$("#popup_ok").click(function(){var val=$("#popup_prompt").val();$.alerts._hide();callback&&callback(val)});$("#popup_cancel").click(function(){$.alerts._hide();callback&&callback(null)});$("#popup_prompt, #popup_ok, #popup_cancel").keypress(function(e){e.keyCode==13&&$("#popup_ok").trigger("click");e.keyCode==27&&$("#popup_cancel").trigger("click")});value&&$("#popup_prompt").val(value);$("#popup_prompt").focus().select();break}if($.alerts.draggable)try{$("#popup_container").draggable({handle:$("#popup_title")});$("#popup_title").css({cursor:"move"})}catch(e){}},_hide:function(){$("#popup_container").remove();$.alerts._overlay("hide");$.alerts._maintainPosition(false)},_overlay:function(status){switch(status){case "show":$.alerts._overlay("hide");$("BODY").append('<div id="popup_overlay"></div>');$("#popup_overlay").css({position:"absolute",zIndex:99998,top:"0px",left:"0px",width:"100%",height:$(window).height()+"px",background:$.alerts.overlayColor,opacity:$.alerts.overlayOpacity});break;case "hide":$("#popup_overlay").remove();break}},_reposition:function(){var top=$(window).height()/2-$("#popup_container").outerHeight()/2+$.alerts.verticalOffset,left=$(window).width()/2-$("#popup_container").outerWidth()/2+$.alerts.horizontalOffset;if(top<0)top=0;if(left<0)left=0;if($.browser.msie&&parseInt($.browser.version)<=6)top=top+$(window).scrollTop();$("#popup_container").css({top:top+"px",left:left+"px"});$("#popup_overlay").height($(document).height())},_maintainPosition:function(status){if($.alerts.repositionOnResize)switch(status){case true:$(window).bind("resize",function(){$.alerts._reposition()});break;case false:$(window).unbind("resize");break}}};jAlert=function(type,message,title,callback){$.alerts.alert(type,message,title,callback)};jConfirm=function(message,title,callback){$.alerts.confirm(message,title,callback)};jPrompt=function(message,value,title,callback){$.alerts.prompt(message,value,title,callback)}})(jQuery)