var fqdn='http://www.91jn.com/';String.prototype.trim=function(){var _s=this;_s=_s.replace(/^\s*(.*?)[\s\n]*$/g,"$1");return _s};String.prototype.isDate=function(){var _s=this;var reg=/^((((1[6-9]|[2-9]\d)\d{2})-(0?[13578]|1[02])-(0?[1-9]|[12]\d|3[01]))|(((1[6-9]|[2-9]\d)\d{2})-(0?[13456789]|1[012])-(0?[1-9]|[12]\d|30))|(((1[6-9]|[2-9]\d)\d{2})-0?2-(0?[1-9]|1\d|2[0-8]))|(((1[6-9]|[2-9]\d)(0[48]|[2468][048]|[13579][26])|((16|[2468][048]|[3579][26])00))-0?2-29-))$/;if(reg.test(_s)){return true}else{return false}};if(window.HTMLElement){HTMLElement.prototype.__defineSetter__("outerHTML",function(sHTML){var r=this.ownerDocument.createRange();r.setStartBefore(this);var df=r.createContextualFragment(sHTML);this.parentNode.replaceChild(df,this);return sHTML});HTMLElement.prototype.__defineGetter__("outerHTML",function(){var attr;var attrs=this.attributes;var str="<"+this.tagName.toLowerCase();for(var i=0;i<attrs.length;i++){attr=attrs[i];if(attr.specified)str+=" "+attr.name+'="'+attr.value+'"'}if(!this.canHaveChildren)return str+">";return str+">"+this.innerHTML+"</"+this.tagName.toLowerCase()+">"});HTMLElement.prototype.__defineGetter__("canHaveChildren",function(){switch(this.tagName.toLowerCase()){case"area":case"base":case"basefont":case"col":case"frame":case"hr":case"img":case"br":case"input":case"isindex":case"link":case"meta":case"param":return false}return true})}function getCookieVal(offset){var endstr=document.cookie.indexOf(";",offset);if(endstr==-1)endstr=document.cookie.length;return unescape(document.cookie.substring(offset,endstr))}function GetCookie(name){var arg=name+"=";var alen=arg.length;var clen=document.cookie.length;var i=0;while(i<clen){var j=i+alen;if(document.cookie.substring(i,j)==arg)return getCookieVal(j);i=document.cookie.indexOf(" ",i)+1;if(i==0)break}return null}function SetCookie(name,value){var argv=SetCookie.arguments;var argc=SetCookie.arguments.length;var expires=(argc>2)?argv[2]:null;var path=(argc>3)?argv[3]:null;var domain=(argc>4)?argv[4]:null;var secure=(argc>5)?argv[5]:false;document.cookie=name+"="+escape(value)+((expires==null)?"":("; expires="+expires.toGMTString()))+((path==null)?"":("; path="+path))+((domain==null)?"":("; domain="+domain))+((secure==true)?"; secure":"")}function DelCookie(name){var exp=new Date();exp.setTime(exp.getTime()-1);var cval=GetCookie(name);document.cookie=name+"="+cval+"; expires="+exp.toGMTString()}function changeSafeCode(co){if(co.src==fqdn+'sc'){co.src=fqdn+'_sc'}else{co.src=fqdn+'sc'}}function correctPNG(){if(!isIE6())return false;for(var i=0;i<document.images.length;i++){var img=document.images[i];var imgName=img.src.toUpperCase();if(imgName.substring(imgName.length-3,imgName.length)=="PNG"){var imgID=(img.id)?"id='"+img.id+"' ":"";var imgClass=(img.className)?"class='"+img.className+"' ":"";var imgTitle=(img.title)?"title='"+img.title+"' ":"title='"+img.alt+"' ";var imgStyle="display:inline-block;"+img.style.cssText;var imgAttribs=img.attributes;for(var j=0;j<imgAttribs.length;j++){var imgAttrib=imgAttribs[j];if(imgAttrib.nodeName=="align"){if(imgAttrib.nodeValue=="left")imgStyle="float:left;"+imgStyle;if(imgAttrib.nodeValue=="right")imgStyle="float:right;"+imgStyle;break}}var strNewHTML="<span "+imgID+imgClass+imgTitle;strNewHTML+=" style=\""+"width:"+img.width+"px; height:"+img.height+"px;"+imgStyle+";";strNewHTML+="filter:progid:DXImageTransform.Microsoft.AlphaImageLoader";strNewHTML+="(src=\'"+img.src+"\', sizingMethod='scale');\"></span>";img.outerHTML=strNewHTML;i=i-1}}}function isFF(){return navigator.userAgent.indexOf('fox')>-1}function isIE6(){return navigator.appVersion.indexOf('MSIE 6')>-1}