//Open offsite links in new window script- http://www.dynamicdrive.com/  
//Created: August 28th, 2007'  
  
var ddwindowlinks={  
//1)Enter domains to be EXCLUDED from opening in new window:  
excludedomains: ["www.vipo.or.jp"],  
  
//2) Target for links that should open in a new window (ie: "_blank", "secwin" etc):  
linktarget: "_blank",  
  
//3) Specify operating mode ("auto" or "manual"):  
mode: "auto",  
  
//4) If mode is "manual", customize checkbox HTML to show to users (Preserve id attribute):  
toggleHTML: '<form><input type="checkbox" id="targetcheckbox" checked="checked" /><label for="targetcheckbox">Open off-site links in new window?</label></form>',  
  
//5) If mode is "manual", enable user persistence so the state of the checkbox is remembered?  
persist: true,  
  
assigntarget:function(){  
    var rexcludedomains=new RegExp(this.excludedomains.join("|"), "i")  
    var all_links=document.getElementsByTagName("a")  
    if (this.mode=="auto" || (this.mode=="manual" && this.togglebox.checked)){  
        for (var i=0; i<=(all_links.length-1); i++){  
            if (all_links[i].hostname.search(rexcludedomains)==-1 && all_links[i].href.indexOf("http:")!=-1)  
                all_links[i].target=ddwindowlinks.linktarget  
        }  
    }  
    else{  
        for (var i=0; i<=(all_links.length-1); i++)  
            all_links[i].target=""  
    }  
    if (this.mode=="manual" && this.persist)  
        this.setCookie("dlinktarget", (this.togglebox.checked)? "yes" : "no", 30) //remember user setting for 30 days (set to -1 then reload page to erase cookie)  
},  
  
init:function(){  
    if (document.getElementById && this.mode=="manual"){  
        document.write(this.toggleHTML)  
        this.togglebox=document.getElementById("targetcheckbox")  
        this.togglebox.onclick=function(){ddwindowlinks.assigntarget()}  
        if (this.persist && this.getCookie("dlinktarget")!="")  
            this.togglebox.checked=(this.getCookie("dlinktarget")=="yes")? true : false  
    }  
    if (window.addEventListener)  
        window.addEventListener("load", function(){ddwindowlinks.assigntarget()}, false)  
    else if (window.attachEvent)  
        window.attachEvent("onload", function(){ddwindowlinks.assigntarget()})  
},  
  
getCookie:function(Name){  
    var re=new RegExp(Name+"=[^;]+", "i"); //construct RE to search for target name/value pair  
    if (document.cookie.match(re)) //if cookie found  
        return document.cookie.match(re)[0].split("=")[1] //return its value  
    return ""  
},  
  
setCookie:function(name, value, days){  
    var expireDate = new Date()  
    //set "expstring" to either an explicit date (past or future)  
        var expstring=expireDate.setDate(expireDate.getDate()+parseInt(days))  
        document.cookie = name+"="+value+"; expires="+expireDate.toGMTString()+"; path=/"  
}  
  
}
  
ddwindowlinks.init()